letrozole has been researched along with Infertility, Female in 207 studies
Infertility, Female: Diminished or absent ability of a female to achieve conception.
| Excerpt | Relevance | Reference |
|---|---|---|
| "To evaluate the efficacy of combination treatment of letrozole and clomiphene citrate (CC) in comparison to that of letrozole alone to induce ovulation in infertile women with polycystic ovary syndrome (PCOS)." | 9.69 | A triple-blind, randomized controlled trial, comparing combined letrozole and clomiphene versus only letrozole for ovulation induction in women with polycystic ovarian syndrome. ( Hota, S; Kalidoss, VK; Panda, SR; Sharmila, V, 2023) |
| "We conducted a prospective randomised controlled trial to explore the efficacy of clomiphene citrate (CC) and Letrozole (LTZ) for improving fecundity in infertile women with minimal to mild endometriosis after operative laparoscopy." | 9.51 | Ovulation induction with clomiphene citrate or letrozole following laparoscopy in infertile women with minimal to mild endometriosis: a prospective randomised controlled trial. ( Chen, H; Fu, J; Huang, W; Liu, D; Wang, Q; Yang, S; Zhou, L, 2022) |
| "To estimate the effect of letrozole and clomiphene citrate in women with infertility and polycystic ovarian syndrome (PCOS)." | 9.41 | Letrozole Compared With Clomiphene Citrate for Polycystic Ovarian Syndrome: A Systematic Review and Meta-analysis. ( Geng, Y; Hu, R; Huang, Y; Li, F; Liu, Z; Song, Y; Zhang, M, 2023) |
| "To compare the efficacy of letrozole and clomiphene citrate (CC) for ovulation induction in infertile women with polycystic ovarian syndrome (PCOS)." | 9.41 | Letrozole versus clomiphene citrate for ovulation induction in anovulatory women with polycystic ovarian syndrome: A randomized controlled trial. ( Bansal, S; Goyal, M; Sharma, C; Shekhar, S, 2021) |
| "To compare the effects of letrozole and human menopausal gonadotropin (HMG) in the treatment of patients with polycystic ovary syndrome (PCOS) resistant to clomiphene citrate (CC)." | 9.34 | Letrozole and human menopausal gonadotropin for ovulation induction in clomiphene resistance polycystic ovary syndrome patients: A randomized controlled study. ( Chen, L; Hong, T; Huang, X; Jiang, F; Shi, S; Zhuang, Y, 2020) |
| " We have designed a multicenter randomized controlled trial (RCT) to evaluate whether personalized or fixed acupuncture increases the likelihood of live births in infertile women with polycystic ovary syndrome (PCOS) compared with letrozole or placebo letrozole." | 9.34 | A multicenter randomized trial of personalized acupuncture, fixed acupuncture, letrozole, and placebo letrozole on live birth in infertile women with polycystic ovary syndrome. ( Gao, X; Hu, M; Hu, R; Hu, Z; Huang, S; Lai, M; Li, J; Li, S; Liang, X; Liu, J; Ma, H; Ng, EHY; Qiao, J; Quan, K; Shang, H; Stener-Victorin, E; Wang, C; Wang, X; Wen, Q; Wen, X; Xia, T; Zheng, Y, 2020) |
| "Fertility preservation (FP) protocols in case of breast cancer (BC) include mature oocyte cryopreservation following letrozole associated controlled ovarian hyperstimulation (Let-COH)." | 9.30 | Letrozole-associated controlled ovarian hyperstimulation in breast cancer patients versus conventional controlled ovarian hyperstimulation in infertile patients: assessment of oocyte quality related biomarkers. ( De Maertelaer, V; Dechène, J; Delbaere, A; Demeestere, I; Devreker, F; Gervy, C; Goldrat, O; Gonzalez-Merino, E; Van Den Steen, G, 2019) |
| "To evaluate whether a combination of letrozole and clomiphene citrate (CC) results in higher ovulation rates than letrozole alone in infertile women with polycystic ovary syndrome (PCOS)." | 9.30 | A randomized controlled trial of combination letrozole and clomiphene citrate or letrozole alone for ovulation induction in women with polycystic ovary syndrome. ( Kresowik, JD; Mejia, RB; Summers, KM; Van Voorhis, BJ, 2019) |
| "The purpose is a comparison of effectiveness of myo-inositol and metformin in infertile women with polycystic ovary syndrome (PCOS) treated with letrozole." | 9.30 | The effectiveness of inositol and metformin on infertile polycystic ovary syndrome women with resistant to letrozole. ( Bazarganipour, F; Kutenaee, MA; Pourghasem, S; Taghavi, SA, 2019) |
| "This is a randomized non-blinded controlled trial study that included 80 infertile females with polycystic ovarian syndrome receiving a standard dose of either clomiphene citrate or letrozole on day 2 of the cycle." | 9.30 | Impact of letrozole versus clomiphene citrate on endometrial receptivity in Iraqi women with polycystic ovarian syndrome. ( Al-Aubaidy, H; Al-Obaidi, MT; Al-Saadi, WI; Al-Wasiti, EAR; Ali, ZH, 2019) |
| "To compare the therapeutic efficacy of clomiphene citrate (CC) and letrozole (LE) on ovulation, pregnancy, and live birth in women with polycystic ovary syndrome (PCOS); and to ensure if LE can replace CC as the first-line therapy for ovulation induction in these women." | 9.24 | Comparison of clomiphene citrate and letrozole for ovulation induction in women with polycystic ovary syndrome: a prospective randomized trial. ( Feng, G; Fu, J; Huang, W; Liu, C; Liu, D; Tan, J; Wang, Q; Yang, S, 2017) |
| "Letrozole appears to improve live birth rates and pregnancy rates in infertile women with anovulatory PCOS, compared to SERMs, when used for ovulation induction, followed by intercourse." | 9.22 | Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome. ( Farquhar, C; Franik, S; Kiesel, L; Kremer, JA; Le, QK, 2022) |
| "To investigate the optimal ovulation induction with the combination of combining letrozole(LE),clomiphene citrate (CC),and human menopausal gonadotropin (HMG) in polycystic ovary syndrome(PCOS) patients resistant to CC or LE." | 9.22 | [Optimal Ovulation Induction in Polycystic Ovary Syndrome Resistant to Clomiphene Citrate or Letrozole.] ( Chen, Y; Zhang, D, 2016) |
| "To examine the efficacy of clomifene citrate, metformin, and pioglitazone versus letrozole, metformin, and pioglitazone among women with polycystic ovary syndrome (PCOS) resistant to clomifene citrate." | 9.22 | A randomized controlled trial of clomifene citrate, metformin, and pioglitazone versus letrozole, metformin, and pioglitazone for clomifene-citrate-resistant polycystic ovary syndrome. ( Abdel Moety, G; Al Mohammady, M; El-khayat, W; Hamed, D, 2016) |
| "To study whether a combination of berberine and letrozole results in higher live births than letrozole alone in infertile women with polycystic ovary syndrome (PCOS)." | 9.22 | Randomized controlled trial of letrozole, berberine, or a combination for infertility in the polycystic ovary syndrome. ( Liang, RN; Liu, JP; Ma, HX; Ng, EH; Shao, XG; Wang, YY; Wu, XK; Xue, HY, 2016) |
| "Clomiphene is the current first-line infertility treatment in women with the polycystic ovary syndrome, but aromatase inhibitors, including letrozole, might result in better pregnancy outcomes." | 9.19 | Letrozole versus clomiphene for infertility in the polycystic ovary syndrome. ( Alvero, R; Baker, V; Barnhart, KT; Bates, GW; Brzyski, RG; Casson, P; Christman, GM; Coutifaris, C; Diamond, MP; Eisenberg, E; Haisenleder, DJ; Huang, H; Krawetz, SA; Legro, RS; Lucidi, S; Ohl, D; Santoro, N; Schlaff, WD; Snyder, P; Trussell, JC; Usadi, R; Yan, Q; Zhang, H, 2014) |
| "The aim of the present study was to investigate the clinical value of low‑dose aspirin in combination with Tiao Jing Cu Yun pills in patients with polycystic ovary syndrome (PCOS) by measuring follicular peripheral blood flow parameters and the clinical efficacy." | 9.19 | Effects of combining low‑dose aspirin with a Chinese patent medicine on follicular blood flow and pregnancy outcome. ( Du, B; Jiang, X; Ma, M; Shi, L; Zhang, Q; Zhao, Y; Zhou, L, 2014) |
| "To investigate the effect of letrozole in decreasing the early-stage ovarian hyperstimulation syndrome (OHSS) occurrence during the luteal phase for patients of OHSS high-risk after oocyte retrieval." | 9.19 | [Relationship between letrozole administration during the luteal phase after oocyte retrieval and the early-stage ovarian hyperstimulation syndrome oocurrence]. ( Cui, S; He, Q; Li, H; Xu, J; Zhang, C, 2014) |
| " In this study, we used a combination of letrozole and clomiphene in patients resistant to both drugs individually, and studied the effects of this combination in ovulation and pregnancy in resistant PCOS patients." | 9.17 | Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome. ( Dehghan, M; Ghasemi-Rad, M; Hajishafiha, M; Kiarang, N; Sadegh-Asadi, N; Shayegh, SN, 2013) |
| "To compare the hormonal-metabolic profiles and reproductive outcomes between women receiving metformin plus letrozole and women undergoing bilateral ovarian drilling in clomiphene citrate (CC)-resistant women with polycystic ovary syndrome (PCOS)." | 9.17 | Efficacy of combined metformin-letrozole in comparison with bilateral ovarian drilling in clomiphene-resistant infertile women with polycystic ovarian syndrome. ( Abd Elgafor, I, 2013) |
| "The objective of this study was to compare the efficacy of letrozole versus clomiphene citrate as an ovulation induction drug in polycystic ovarian syndrome (PCOS) patients of Indian origin." | 9.16 | Comparison of efficacy of letrozole and clomiphene citrate in ovulation induction in Indian women with polycystic ovarian syndrome. ( Banerjee Ray, P; Chakraborti, PS; Ray, A, 2012) |
| "To evaluate pregnancy rates with letrozole and clomiphene citrate (CC) alone for superovulation in an intrauterine insemination program for women with recently surgically treated minimal to mild endometriosis." | 9.16 | Randomized comparison of superovulation with letrozole vs. clomiphene citrate in an IUI program for women with recently surgically treated minimal to mild endometriosis. ( Abd Elaal, I; Abu Hashim, H; El Rakhawy, M, 2012) |
| "To compare the role of an aromatase inhibitor (letrozole) with a GnRH agonist (triptorelin) versus case control on the pregnancy rate and recurrence of symptoms and signs in patients with endometriosis." | 9.15 | A comparison of the effect of short-term aromatase inhibitor (letrozole) and GnRH agonist (triptorelin) versus case control on pregnancy rate and symptom and sign recurrence after laparoscopic treatment of endometriosis. ( Alborzi, M; Alborzi, S; Dehbashi, S; Hamedi, B; Omidvar, A, 2011) |
| "To compare the clinical outcomes of letrozole and laparoscopic ovarian drilling (LOD) in patients with clomiphene-citrate-resistant polycystic ovary syndrome (PCOS)." | 9.15 | Reproductive outcome after letrozole versus laparoscopic ovarian drilling for clomiphene-resistant polycystic ovary syndrome. ( Abdellah, MS, 2011) |
| "The objective of this systematic review was to examine the literature and to compare the effectiveness of letrozole (LE) versus laparoscopic ovarian drilling (LOD) for the induction of ovulation in women with clomiphene citrate (CC)-resistant polycystic ovary syndrome (PCOS)." | 9.01 | Letrozole versus laparoscopic ovarian drilling in clomiphene citrate-resistant women with polycystic ovary syndrome: a systematic review and meta-analysis of randomized controlled trials. ( Cheng, G; Hu, S; Wang, Y; Xia, W; Yu, Q; Zhu, C, 2019) |
| "Letrozole appears to improve live birth and pregnancy rates in subfertile women with anovulatory polycystic ovary syndrome, compared to clomiphene citrate." | 8.98 | Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome. ( Eltrop, SM; Farquhar, C; Franik, S; Kiesel, L; Kremer, JA, 2018) |
| "The objective of the present systematic review and meta-analysis was to examine the literature and to identify the results of randomized controlled trials (RCTs) comparing the use of letrozole to clomiphene citrate (CC) for ovulation induction in patients with polycystic ovary syndrome (PCOS)." | 8.91 | Letrozole versus clomiphene citrate in polycystic ovary syndrome: systematic review and meta-analysis. ( Geber, S; Roque, M; Sampaio, M; Tostes, AC; Valle, M, 2015) |
| "To evaluate whether extending letrozole (LE) treatment duration could induce ovulation in women with polycystic ovary syndrome (PCOS) who previously failed to ovulate after a 5-day regimen of 5 mg LE daily for at least 1 ovulation induction cycle, defined as "LE resistance"." | 8.31 | Extending letrozole treatment duration is effective in inducing ovulation in women with polycystic ovary syndrome and letrozole resistance. ( Fu, Y; Zhu, X, 2023) |
| "To assess efficacy of adjuvant dexamethasone during letrozole cycles for ovulation induction (OI) in women with letrozole-resistant polycystic ovary syndrome (PCOS)." | 8.31 | Ovulation induction with letrozole and dexamethasone in infertile patients with letrozole-resistant polycystic ovary syndrome. ( Babayev, SN; Baumgarten, SC; Neblett, MF; Shenoy, CC, 2023) |
| " This study was performed to explore the relationship between follicle size, endometrial thickness, and types of ovarian stimulation (Clomiphene citrate/CC vs Letrozole) with biochemical pregnancy rate in women undergone IUI." | 8.31 | Association between follicle size, endometrial thickness, and types of ovarian stimulation (Clomiphene citrate and Letrozole) with biochemical pregnancy rate in women undergone intrauterine insemination. ( Krisnadi, SR; Nugrahani, AD; Rachmawati, A; Santoso, SA, 2023) |
| " Previous studies have shown that administration of letrozole, a non-steroidal aromatase inhibitor for cancer treatment, increased the clinical pregnancy rate in women with endometriosis, but the mechanisms remain to be determined." | 8.12 | Letrozole promotes the expression of integrin αvβ3 and HOXA10 in endometrium of endometriosis. ( Li, C; Li, M; Li, R; Wang, L; Zhang, H; Zhang, J, 2022) |
| "To investigate the efficacy of oral letrozole (LE) starting on day 3 or 5 of the menstrual cycle in patients with polycystic ovary syndrome (PCOS)." | 8.12 | Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome. ( Chen, Y; Gao, M; Jin, X; Shi, L; Ye, S; Zhang, Z, 2022) |
| "We sought to compare the efficacy of the letrozole (LTZ) stair-step protocol with clomiphene citrate (CC) stair-step protocol in the management of 150 mg dose of CC-resistant polycystic ovary syndrome (PCOS) patients." | 8.02 | Comparison of the efficacy of letrozole stair-step protocol with clomiphene citrate stair-step protocol in the management of clomiphene citrate-resistant polycystic ovary syndrome patients. ( Oğlak, SC; Sakar, MN, 2021) |
| "The aim of this study was to compare a combination treatment with CC plus letrozole versus gonadotropins in CC-resistant polycystic ovary syndrome (PCOS) patients with regard to ovulation and clinical pregnancy rate." | 7.96 | A comparison between a combination of letrozole and clomiphene citrate versus gonadotropins for ovulation induction in infertile patients with clomiphene citrateresistant polycystic ovary syndrome - a retrospective study. ( Bademkıran, MH; Ege, S; Hançer Çaça, FN; Özçelik, SM; Peker, N; Tahaoğlu, AE, 2020) |
| "Children of women with polycystic ovary syndrome who conceived with letrozole (LTZ) or clomiphene (CC) in the PPCOS II study or women with unexplained infertility (AMIGOS study) who conceived with LTZ, CC, or gonadotropin (GN)." | 7.96 | Pregnancy registry: three-year follow-up of children conceived from letrozole, clomiphene, or gonadotropins. ( Alvero, R; Baker, V; Barnhart, KT; Casson, P; Cedars, MI; Christman, GM; Coutifaris, C; Coward, RM; Diamond, MP; Dodson, WC; Eisenberg, E; Estes, SJ; Hansen, KR; Huang, H; Krawetz, SA; Kunselman, A; Legro, RS; Robinson, R; Rosen, RM; Santoro, N; Schlaff, WD; Stetter, C; Trussell, JC; Usadi, R; Zhang, H, 2020) |
| "To investigate whether live birth rate (LBR) following frozen-thawed embryo transfer in letrozole-stimulated cycles (L-FET) differs from LBR after artificial-cycle frozen-thawed embryos transfers (AC-FET) in women with polycystic ovary syndrome (PCOS)." | 7.91 | Letrozole use during frozen embryo transfer cycles in women with polycystic ovary syndrome. ( Chen, Q; Fan, Y; Kuang, Y; Liu, H; Mao, X; Wang, Y; Xiao, Y; Zhang, J, 2019) |
| "We compared sonographic findings, fertility results, pregnancy complications and congenital anomalies in two groups of women treated with letrozole and CC." | 7.88 | Comparison of the pregnancy outcomes and the incidence of fetal congenital abnormalities in infertile women treated with letrozole and clomiphene citrate. ( Akbari Sene, A; Ashrafi, M; Ghorbani, S, 2018) |
| "BACKGROUND Women with polycystic ovary syndrome (PCOS) undergoing in vitro fertilization (IVF) are given letrozole before a trigger injection of human chorionic gonadotropin (hCG) to lower estrogen (E2) levels, but can experience ovarian hyperstimulation syndrome (OHSS)." | 7.88 | A Retrospective Study of Letrozole Treatment Prior to Human Chorionic Gonadotropin in Women with Polycystic Ovary Syndrome Undergoing In Vitro Fertilization at Risk of Ovarian Hyperstimulation Syndrome. ( Chen, Y; Hao, C; Yang, T; Zhao, J, 2018) |
| "This retrospective study investigated the efficacy and safety of letrozole for patients with polycystic ovary syndrome (PCOS)." | 7.88 | Letrozole for patients with polycystic ovary syndrome: A retrospective study. ( Guang, HJ; Li, F; Shi, J, 2018) |
| "Variable dose letrozole-FSH protocol can maintain lower peak estradiol levels and reduce estrogen exposure after breast cancer operation and chemotherapy." | 7.83 | Twin delivery after IVF-ET with variable dose letrozole-FSH protocol of lower estradiol in a patient previously treated for breast cancer: a case report. ( Diao, H; Hu, GZ; Zhang, CJ; Zhang, Y, 2016) |
| "To investigate the safety and feasibility of performing two consecutive ovarian stimulation cycles with the use of letrozole protocol for fertility preservation in breast cancer patients." | 7.79 | Safety and feasibility of performing two consecutive ovarian stimulation cycles with the use of letrozole-gonadotropin protocol for fertility preservation in breast cancer patients. ( Bedoschi, G; Moy, F; Oktay, K; Turan, V, 2013) |
| "To determine the effect of intravaginal micronized P on pregnancy rates in clomiphene citrate and letrozole ovulation induction cycles in women with polycystic ovary syndrome (PCOS)." | 7.76 | Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction. ( Aubuchon, M; Khabbaz, M; Montville, CP; Thomas, MA; Williams, DB, 2010) |
| "To investigate the effect of two different doses of letrozole in promoting ovulation in infertile women with polycystic ovarian syndrome (PCOS)." | 7.74 | [Effect of two different doses of letrozole in promoting ovulation in infertile women with polycystic ovarian syndrome]. ( Li, H; Quan, S; Song, YL; Xing, FQ; Yang, MQ, 2008) |
| "Letrozole induction of ovulation in clomiphene citrate-resistant women with polycystic ovary syndrome is associated with an ovulation rate of 54." | 7.73 | Letrozole induction of ovulation in women with clomiphene citrate-resistant polycystic ovary syndrome may not depend on the period of infertility, the body mass index, or the luteinizing hormone/follicle-stimulating hormone ratio. ( Eldosoky, M; Elnashar, A; Fouad, H; Saeid, N, 2006) |
| "Letrozole, with lower incidences of LUF, is more effective than clomiphene citrate for the induction of ovulation in IUI cycles." | 6.80 | Effects of Letrozole-HMG and Clomiphene-HMG on Incidence of Luteinized Unruptured Follicle Syndrome in Infertile Women Undergoing Induction Ovulation and Intrauterine Insemination: A Randomised Trial. ( Akbari Asbagh, F; Azmoodeh, A; Ghaseminejad, A; Hamzehgardeshi, Z; Pejman Manesh, M, 2015) |
| " The aim of the study was to evaluate the effectiveness and efficacy of letrozole and clomiphene citrate (CC) combined with human menopausal gonadotropin (HMG) in CC-resistant infertile women with PCOS." | 6.80 | Use of letrozole and clomiphene citrate combined with gonadotropins in clomiphene-resistant infertile women with polycystic ovary syndrome: a prospective study. ( Liu, S; Lu, X; Mao, H; Xi, W; Xue, X; Yang, Y, 2015) |
| "letrozole for 5 treatment cycles (or approximately up to 25 weeks)." | 6.77 | The Pregnancy in Polycystic Ovary Syndrome II (PPCOS II) trial: rationale and design of a double-blind randomized trial of clomiphene citrate and letrozole for the treatment of infertility in women with polycystic ovary syndrome. ( Brzyski, RG; Casson, PR; Christman, GM; Coutifaris, C; Diamond, MP; Eisenberg, E; Kunselman, AR; Legro, RS; Santoro, N; Schlaff, WD; Taylor, HS; Zhang, H, 2012) |
| "Polycystic ovary syndrome is a common disease that is closely related to ovulation dysfunction and 7% of women of childbearing age are afflicted with it." | 6.77 | Comparison of the effects of letrozole and clomiphene citrate for ovulation induction in infertile women with polycystic ovary syndrome. ( Nahid, L; Sirous, K, 2012) |
| " This study aimed to investigate the effect of letrozole and metformin combined with targeted nursing on ovarian function, LH, and FSH in infertile patients with PCOS." | 5.72 | The Effects of Letrozole and Metformin Combined with Targeted Nursing Care on Ovarian Function, LH, and FSH in Infertile Patients with Polycystic Ovary Syndrome. ( Jiang, S; Li, R; Sheng, Y; Tang, T; Xu, H, 2022) |
| "To evaluate the efficacy of combination treatment of letrozole and clomiphene citrate (CC) in comparison to that of letrozole alone to induce ovulation in infertile women with polycystic ovary syndrome (PCOS)." | 5.69 | A triple-blind, randomized controlled trial, comparing combined letrozole and clomiphene versus only letrozole for ovulation induction in women with polycystic ovarian syndrome. ( Hota, S; Kalidoss, VK; Panda, SR; Sharmila, V, 2023) |
| "Retrospective cohort study of 118 breast cancer patients undergoing fertility preservation treatment between 2008 and 2018." | 5.62 | Effects of letrozole or tamoxifen coadministered with a standard stimulation protocol on fertility preservation among breast cancer patients. ( Almog, B; Azem, F; Cohen, Y; Fouks, Y; Kalma, Y; Shulman, Y, 2021) |
| "Letrozole was associated with significantly higher clinical pregnancy (38." | 5.62 | Letrozole as first-line drug for ovulation induction in treatment-naïve infertile polycystic ovarian syndrome women. ( Joseph, T; Kamath, MS; Kunjummen, AT; Rebekah, G; Waanbah, BD, 2021) |
| "Letrozole is a risk factor for worse oocyte morphology." | 5.56 | The impact of letrozole administration on oocyte morphology in breast cancer patients undergoing fertility preservation. ( Alves, VR; Bercaire, LMN; Cavagna, F; Cavagna, M; Donadio, NF; Dzik, A; Gebrim, LH; Nahas, EAP; Portela, R; Rocha, AR; Santos, TBB, 2020) |
| "Clomiphene citrate (CC) and letrozole are ovulatory stimulants that, despite high ovulation rates, achieve low pregnancy rates." | 5.51 | The Effect of Clomiphene Citrate and Letrozole in Apoptotic Pathways and Cell Cycle in Human Primary Cumulus Cells and the Protective Effect of Estradiol. ( Aguiar, LPT; Coelho, SS; Del Puerto, HL; Ferreira, MCF; Moraes, LM; Oliveira, GG; Oliveira, RM; Prazeres, PHDM; Silveira, CO; Souza, FHS, 2022) |
| "To examine the effect of letrozole on oocyte quality and pregnancy outcome in assisted reproductive technology (ART)." | 5.51 | The impact of letrozole on oocyte quality in assisted reproductive technology (ART); a randomized double-blind clinical trial. ( Amanpour, S; Bandarian, F; Bandarian, M; Hossein Rashidi, B; Shahrokh Tehraninejad, E, 2022) |
| "We conducted a prospective randomised controlled trial to explore the efficacy of clomiphene citrate (CC) and Letrozole (LTZ) for improving fecundity in infertile women with minimal to mild endometriosis after operative laparoscopy." | 5.51 | Ovulation induction with clomiphene citrate or letrozole following laparoscopy in infertile women with minimal to mild endometriosis: a prospective randomised controlled trial. ( Chen, H; Fu, J; Huang, W; Liu, D; Wang, Q; Yang, S; Zhou, L, 2022) |
| "Letrozole-treated patients required a significantly lower amount of gonadotropins units (p < 0." | 5.48 | Mild ovarian stimulation with letrozole plus fixed dose human menopausal gonadotropin prior to IVF/ICSI for infertile non-obese women with polycystic ovarian syndrome being pre-treated with metformin: a pilot study. ( Cantatore, C; Caringella, AM; Caroppo, E; D'Amato, G; Palini, S; Stanziano, A, 2018) |
| "To estimate the effect of letrozole and clomiphene citrate in women with infertility and polycystic ovarian syndrome (PCOS)." | 5.41 | Letrozole Compared With Clomiphene Citrate for Polycystic Ovarian Syndrome: A Systematic Review and Meta-analysis. ( Geng, Y; Hu, R; Huang, Y; Li, F; Liu, Z; Song, Y; Zhang, M, 2023) |
| "To compare the efficacy of letrozole and clomiphene citrate (CC) for ovulation induction in infertile women with polycystic ovarian syndrome (PCOS)." | 5.41 | Letrozole versus clomiphene citrate for ovulation induction in anovulatory women with polycystic ovarian syndrome: A randomized controlled trial. ( Bansal, S; Goyal, M; Sharma, C; Shekhar, S, 2021) |
| "Letrozole is a potent, nonsteroidal, aromatase inhibitor, originally used for postmenopausal breast cancer therapy, at present its only registered indication." | 5.37 | Use of the aromatase inhibitor letrozole for ovulation induction in women with polycystic ovarian syndrome. ( Casper, RF; Mitwally, MF, 2011) |
| "To compare the effects of letrozole and human menopausal gonadotropin (HMG) in the treatment of patients with polycystic ovary syndrome (PCOS) resistant to clomiphene citrate (CC)." | 5.34 | Letrozole and human menopausal gonadotropin for ovulation induction in clomiphene resistance polycystic ovary syndrome patients: A randomized controlled study. ( Chen, L; Hong, T; Huang, X; Jiang, F; Shi, S; Zhuang, Y, 2020) |
| " We have designed a multicenter randomized controlled trial (RCT) to evaluate whether personalized or fixed acupuncture increases the likelihood of live births in infertile women with polycystic ovary syndrome (PCOS) compared with letrozole or placebo letrozole." | 5.34 | A multicenter randomized trial of personalized acupuncture, fixed acupuncture, letrozole, and placebo letrozole on live birth in infertile women with polycystic ovary syndrome. ( Gao, X; Hu, M; Hu, R; Hu, Z; Huang, S; Lai, M; Li, J; Li, S; Liang, X; Liu, J; Ma, H; Ng, EHY; Qiao, J; Quan, K; Shang, H; Stener-Victorin, E; Wang, C; Wang, X; Wen, Q; Wen, X; Xia, T; Zheng, Y, 2020) |
| "Fertility preservation (FP) protocols in case of breast cancer (BC) include mature oocyte cryopreservation following letrozole associated controlled ovarian hyperstimulation (Let-COH)." | 5.30 | Letrozole-associated controlled ovarian hyperstimulation in breast cancer patients versus conventional controlled ovarian hyperstimulation in infertile patients: assessment of oocyte quality related biomarkers. ( De Maertelaer, V; Dechène, J; Delbaere, A; Demeestere, I; Devreker, F; Gervy, C; Goldrat, O; Gonzalez-Merino, E; Van Den Steen, G, 2019) |
| "To evaluate whether a combination of letrozole and clomiphene citrate (CC) results in higher ovulation rates than letrozole alone in infertile women with polycystic ovary syndrome (PCOS)." | 5.30 | A randomized controlled trial of combination letrozole and clomiphene citrate or letrozole alone for ovulation induction in women with polycystic ovary syndrome. ( Kresowik, JD; Mejia, RB; Summers, KM; Van Voorhis, BJ, 2019) |
| "The purpose is a comparison of effectiveness of myo-inositol and metformin in infertile women with polycystic ovary syndrome (PCOS) treated with letrozole." | 5.30 | The effectiveness of inositol and metformin on infertile polycystic ovary syndrome women with resistant to letrozole. ( Bazarganipour, F; Kutenaee, MA; Pourghasem, S; Taghavi, SA, 2019) |
| "This is a randomized non-blinded controlled trial study that included 80 infertile females with polycystic ovarian syndrome receiving a standard dose of either clomiphene citrate or letrozole on day 2 of the cycle." | 5.30 | Impact of letrozole versus clomiphene citrate on endometrial receptivity in Iraqi women with polycystic ovarian syndrome. ( Al-Aubaidy, H; Al-Obaidi, MT; Al-Saadi, WI; Al-Wasiti, EAR; Ali, ZH, 2019) |
| "To compare the therapeutic efficacy of clomiphene citrate (CC) and letrozole (LE) on ovulation, pregnancy, and live birth in women with polycystic ovary syndrome (PCOS); and to ensure if LE can replace CC as the first-line therapy for ovulation induction in these women." | 5.24 | Comparison of clomiphene citrate and letrozole for ovulation induction in women with polycystic ovary syndrome: a prospective randomized trial. ( Feng, G; Fu, J; Huang, W; Liu, C; Liu, D; Tan, J; Wang, Q; Yang, S, 2017) |
| " We included randomized controlled trials (RCTs) comparing IUI-OS with gonadotrophins, letrozole and CC among couples with unexplained infertility." | 5.22 | Ovarian stimulation strategies for intrauterine insemination in couples with unexplained infertility: a systematic review and individual participant data meta-analysis. ( Cohlen, BJ; D'Hooghe, TM; Danhof, NA; Dankert, T; Diamond, MP; Erdem, M; Legro, RS; Mochtar, MH; Mol, BWJ; Peeraer, K; Showell, M; Thyagaraju, C; van Eekelen, R; van Wely, M; Wang, R; Wessel, JA, 2022) |
| "Letrozole appears to improve live birth rates and pregnancy rates in infertile women with anovulatory PCOS, compared to SERMs, when used for ovulation induction, followed by intercourse." | 5.22 | Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome. ( Farquhar, C; Franik, S; Kiesel, L; Kremer, JA; Le, QK, 2022) |
| "To investigate the optimal ovulation induction with the combination of combining letrozole(LE),clomiphene citrate (CC),and human menopausal gonadotropin (HMG) in polycystic ovary syndrome(PCOS) patients resistant to CC or LE." | 5.22 | [Optimal Ovulation Induction in Polycystic Ovary Syndrome Resistant to Clomiphene Citrate or Letrozole.] ( Chen, Y; Zhang, D, 2016) |
| "To examine the efficacy of clomifene citrate, metformin, and pioglitazone versus letrozole, metformin, and pioglitazone among women with polycystic ovary syndrome (PCOS) resistant to clomifene citrate." | 5.22 | A randomized controlled trial of clomifene citrate, metformin, and pioglitazone versus letrozole, metformin, and pioglitazone for clomifene-citrate-resistant polycystic ovary syndrome. ( Abdel Moety, G; Al Mohammady, M; El-khayat, W; Hamed, D, 2016) |
| "To study whether a combination of berberine and letrozole results in higher live births than letrozole alone in infertile women with polycystic ovary syndrome (PCOS)." | 5.22 | Randomized controlled trial of letrozole, berberine, or a combination for infertility in the polycystic ovary syndrome. ( Liang, RN; Liu, JP; Ma, HX; Ng, EH; Shao, XG; Wang, YY; Wu, XK; Xue, HY, 2016) |
| "Clomiphene is the current first-line infertility treatment in women with the polycystic ovary syndrome, but aromatase inhibitors, including letrozole, might result in better pregnancy outcomes." | 5.19 | Letrozole versus clomiphene for infertility in the polycystic ovary syndrome. ( Alvero, R; Baker, V; Barnhart, KT; Bates, GW; Brzyski, RG; Casson, P; Christman, GM; Coutifaris, C; Diamond, MP; Eisenberg, E; Haisenleder, DJ; Huang, H; Krawetz, SA; Legro, RS; Lucidi, S; Ohl, D; Santoro, N; Schlaff, WD; Snyder, P; Trussell, JC; Usadi, R; Yan, Q; Zhang, H, 2014) |
| "The aim of the present study was to investigate the clinical value of low‑dose aspirin in combination with Tiao Jing Cu Yun pills in patients with polycystic ovary syndrome (PCOS) by measuring follicular peripheral blood flow parameters and the clinical efficacy." | 5.19 | Effects of combining low‑dose aspirin with a Chinese patent medicine on follicular blood flow and pregnancy outcome. ( Du, B; Jiang, X; Ma, M; Shi, L; Zhang, Q; Zhao, Y; Zhou, L, 2014) |
| "To investigate the effect of letrozole in decreasing the early-stage ovarian hyperstimulation syndrome (OHSS) occurrence during the luteal phase for patients of OHSS high-risk after oocyte retrieval." | 5.19 | [Relationship between letrozole administration during the luteal phase after oocyte retrieval and the early-stage ovarian hyperstimulation syndrome oocurrence]. ( Cui, S; He, Q; Li, H; Xu, J; Zhang, C, 2014) |
| " In this study, we used a combination of letrozole and clomiphene in patients resistant to both drugs individually, and studied the effects of this combination in ovulation and pregnancy in resistant PCOS patients." | 5.17 | Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome. ( Dehghan, M; Ghasemi-Rad, M; Hajishafiha, M; Kiarang, N; Sadegh-Asadi, N; Shayegh, SN, 2013) |
| "To compare the hormonal-metabolic profiles and reproductive outcomes between women receiving metformin plus letrozole and women undergoing bilateral ovarian drilling in clomiphene citrate (CC)-resistant women with polycystic ovary syndrome (PCOS)." | 5.17 | Efficacy of combined metformin-letrozole in comparison with bilateral ovarian drilling in clomiphene-resistant infertile women with polycystic ovarian syndrome. ( Abd Elgafor, I, 2013) |
| "The objective of this study was to compare the efficacy of letrozole versus clomiphene citrate as an ovulation induction drug in polycystic ovarian syndrome (PCOS) patients of Indian origin." | 5.16 | Comparison of efficacy of letrozole and clomiphene citrate in ovulation induction in Indian women with polycystic ovarian syndrome. ( Banerjee Ray, P; Chakraborti, PS; Ray, A, 2012) |
| "To evaluate pregnancy rates with letrozole and clomiphene citrate (CC) alone for superovulation in an intrauterine insemination program for women with recently surgically treated minimal to mild endometriosis." | 5.16 | Randomized comparison of superovulation with letrozole vs. clomiphene citrate in an IUI program for women with recently surgically treated minimal to mild endometriosis. ( Abd Elaal, I; Abu Hashim, H; El Rakhawy, M, 2012) |
| "Letrozole has beneficial effect on endometrium, an action that may improve the implantation and pregnancy rates in women with unexplained infertility." | 5.16 | Letrozole versus clomiphene citrate for superovulation in Egyptian women with unexplained infertility: a randomized controlled trial. ( Abdel-Azeem, AA; Ibrahim, MI; Moustafa, RA, 2012) |
| "To compare the role of an aromatase inhibitor (letrozole) with a GnRH agonist (triptorelin) versus case control on the pregnancy rate and recurrence of symptoms and signs in patients with endometriosis." | 5.15 | A comparison of the effect of short-term aromatase inhibitor (letrozole) and GnRH agonist (triptorelin) versus case control on pregnancy rate and symptom and sign recurrence after laparoscopic treatment of endometriosis. ( Alborzi, M; Alborzi, S; Dehbashi, S; Hamedi, B; Omidvar, A, 2011) |
| "To compare the clinical outcomes of letrozole and laparoscopic ovarian drilling (LOD) in patients with clomiphene-citrate-resistant polycystic ovary syndrome (PCOS)." | 5.15 | Reproductive outcome after letrozole versus laparoscopic ovarian drilling for clomiphene-resistant polycystic ovary syndrome. ( Abdellah, MS, 2011) |
| "The aim of this study was to determine the risks of congenital malformations and pregnancy loss with letrozole compared with clomiphene primarily, and with other fertility drugs and natural conception." | 5.12 | Risk of foetal harm with letrozole use in fertility treatment: a systematic review and meta-analysis. ( Achilli, C; Bhide, P; Coomarasamy, A; Legro, RS; Pundir, J; Rombauts, L; Sabatini, L; Teede, H; Thangaratinam, S; Zamora, J, 2021) |
| "Adding metformin to clomiphene citrate in clomiphene-resistant polycystic ovary syndrome (PCOS) patients increases ovulatory response." | 5.12 | Efficacy of combined metformin-letrozole in comparison with metformin-clomiphene citrate in clomiphene-resistant infertile women with polycystic ovarian disease. ( Ansari, Sh; Bagheri, M; Sohrabvand, F, 2006) |
| "To compare the effectiveness of letrozole and clomiphene citrate (CC) in ovulatory patients with borderline male factor infertility, early stage endometriosis, and unexplained infertility." | 5.12 | Letrozole vs. clomiphene citrate in patients with ovulatory infertility. ( Ayoğlu, F; Barut, A; Bayar, U; Kaya, E; Ozcan, O; Tanriverdi, HA, 2006) |
| "To compare the use of the aromatase inhibitor, letrozole, in conjunction with follicle-stimulating hormone (FSH) injection, and FSH alone for controlled ovarian hyperstimulation (COH) in patients with polycystic ovarian syndrome (PCOS) or ovulatory infertility." | 5.11 | Aromatase inhibition reduces the dose of gonadotropin required for controlled ovarian hyperstimulation. ( Casper, RF; Mitwally, MF, 2004) |
| "Superovulation and IUI with letrozole and CC are associated with similar pregnancy rates, but the miscarriage rate is higher with CC." | 5.11 | A randomized trial of letrozole versus clomiphene citrate in women undergoing superovulation. ( Al-Fozan, H; Al-Khadouri, M; Tan, SL; Tulandi, T, 2004) |
| " With letrozole treatment in the same patients with PCOS, ovulation occurred in 9 of 12 cycles (75%) and pregnancy was achieved in 3 patients (25%)." | 5.09 | Use of an aromatase inhibitor for induction of ovulation in patients with an inadequate response to clomiphene citrate. ( Casper, RF; Mitwally, MF, 2001) |
| "Letrozole is a targeted aromatase inhibitor which has primarily been used in post-menopausal women with breast cancer." | 5.05 | A review of the physiology behind letrozole applications in infertility: are current protocols optimal? ( Brown, SE; Rose, BI, 2020) |
| "In women with PCOS, letrozole improves live birth and clinical pregnancy rates and reduces time-to-pregnancy compared to CC and therefore can be recommended as the preferred first-line treatment for women with PCOS and infertility." | 5.01 | First-line ovulation induction for polycystic ovary syndrome: an individual participant data meta-analysis. ( Amer, SA; Bhattacharya, S; Bordewijk, EM; Falbo, A; Federica, G; Gao, J; Homburg, R; Huang, W; Johnson, NP; Kar, S; König, TE; Legro, RS; Li, W; Lord, J; Mol, BW; Moll, E; Morin-Papunen, L; Nazik, H; Norman, RJ; Özmen, Ü; Palomba, S; Sahin, Y; van Wely, M; Vegetti, W; Wang, R; Williams, CD; Wu, X; Zhang, H, 2019) |
| "The objective of this systematic review was to examine the literature and to compare the effectiveness of letrozole (LE) versus laparoscopic ovarian drilling (LOD) for the induction of ovulation in women with clomiphene citrate (CC)-resistant polycystic ovary syndrome (PCOS)." | 5.01 | Letrozole versus laparoscopic ovarian drilling in clomiphene citrate-resistant women with polycystic ovary syndrome: a systematic review and meta-analysis of randomized controlled trials. ( Cheng, G; Hu, S; Wang, Y; Xia, W; Yu, Q; Zhu, C, 2019) |
| "To estimate the clinical effectiveness, as determined by positive pregnancy test, of letrozole compared with clomiphene citrate for ovarian stimulation in patients with unexplained infertility." | 5.01 | Letrozole Compared With Clomiphene Citrate for Unexplained Infertility: A Systematic Review and Meta-analysis. ( Bedrick, BS; Colditz, GA; Eskew, AM; Hardi, A; Jungheim, ES; Stoll, CRT; Tuuli, MG, 2019) |
| "Letrozole appears to improve live birth and pregnancy rates in subfertile women with anovulatory polycystic ovary syndrome, compared to clomiphene citrate." | 4.98 | Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome. ( Eltrop, SM; Farquhar, C; Franik, S; Kiesel, L; Kremer, JA, 2018) |
| "Randomised controlled trials comparing eight ovulation induction treatments in women with WHO group II anovulation: clomiphene, letrozole, metformin, clomiphene and metformin combined, tamoxifen, gonadotropins, laparoscopic ovarian drilling, and placebo or no treatment." | 4.95 | Treatment strategies for women with WHO group II anovulation: systematic review and network meta-analysis ( Bhattacharya, S; Costello, MF; Johnson, NP; Kim, BV; Legro, RS; Mol, BW; Ng, EH; Norman, RJ; van Wely, M; Wang, R; Zhang, H, 2017) |
| "The objective of the present systematic review and meta-analysis was to examine the literature and to identify the results of randomized controlled trials (RCTs) comparing the use of letrozole to clomiphene citrate (CC) for ovulation induction in patients with polycystic ovary syndrome (PCOS)." | 4.91 | Letrozole versus clomiphene citrate in polycystic ovary syndrome: systematic review and meta-analysis. ( Geber, S; Roque, M; Sampaio, M; Tostes, AC; Valle, M, 2015) |
| "Letrozole appears to improve live birth and pregnancy rates in subfertile women with anovulatory PCOS, compared to clomiphene citrate." | 4.90 | Aromatase inhibitors for subfertile women with polycystic ovary syndrome. ( Farquhar, C; Franik, S; Kremer, JA; Nelen, WL, 2014) |
| "The objective of this study is to investigate and compare the effectiveness of letrozole and clomiphene citrate for improving fertility outcomes, including pregnancy rate, miscarriage rate, multiple pregnancy rate, and incidence rate of adverse events, number of dominant follicles, endometrial thickness at hCG day and serum E2 on hCG day." | 4.90 | Letrozole versus clomiphene citrate for unexplained infertility: a systematic review and meta-analysis. ( Chen, W; Lang, J; Liu, A; Zheng, C, 2014) |
| " The Pregnancy in PCOS trial II will determine the safety and efficacy of clomiphene citrate compared to letrozole, in achieving live birth in infertile women with PCOS." | 4.88 | Reproductive impact of polycystic ovary syndrome. ( Legro, RS; Usadi, RS, 2012) |
| "Ovulation induction with letrozole is associated with an ovulation rate of 70%-84% and a pregnancy rate of 20%-27% per cycle." | 4.83 | A new era in ovulation induction. ( Casper, R; Holzer, H; Tulandi, T, 2006) |
| "To evaluate whether extending letrozole (LE) treatment duration could induce ovulation in women with polycystic ovary syndrome (PCOS) who previously failed to ovulate after a 5-day regimen of 5 mg LE daily for at least 1 ovulation induction cycle, defined as "LE resistance"." | 4.31 | Extending letrozole treatment duration is effective in inducing ovulation in women with polycystic ovary syndrome and letrozole resistance. ( Fu, Y; Zhu, X, 2023) |
| "To assess efficacy of adjuvant dexamethasone during letrozole cycles for ovulation induction (OI) in women with letrozole-resistant polycystic ovary syndrome (PCOS)." | 4.31 | Ovulation induction with letrozole and dexamethasone in infertile patients with letrozole-resistant polycystic ovary syndrome. ( Babayev, SN; Baumgarten, SC; Neblett, MF; Shenoy, CC, 2023) |
| " This study was performed to explore the relationship between follicle size, endometrial thickness, and types of ovarian stimulation (Clomiphene citrate/CC vs Letrozole) with biochemical pregnancy rate in women undergone IUI." | 4.31 | Association between follicle size, endometrial thickness, and types of ovarian stimulation (Clomiphene citrate and Letrozole) with biochemical pregnancy rate in women undergone intrauterine insemination. ( Krisnadi, SR; Nugrahani, AD; Rachmawati, A; Santoso, SA, 2023) |
| " Previous studies have shown that administration of letrozole, a non-steroidal aromatase inhibitor for cancer treatment, increased the clinical pregnancy rate in women with endometriosis, but the mechanisms remain to be determined." | 4.12 | Letrozole promotes the expression of integrin αvβ3 and HOXA10 in endometrium of endometriosis. ( Li, C; Li, M; Li, R; Wang, L; Zhang, H; Zhang, J, 2022) |
| "The risks of pregnancy, livebirth, multiple gestation, preterm birth, neonatal intensive care unit (NICU) admission and congenital malformations were higher for letrozole compared with clomiphene in participants with polycystic ovarian syndrome (PCOS), though no treatment differences were observed in those with unexplained infertility." | 4.12 | Emulating a target trial of the comparative effectiveness of clomiphene citrate and letrozole for ovulation induction. ( Chiu, YH; Hernán, MA; Hernández-Díaz, S; Hsu, J; Rinaudo, P; Yland, JJ, 2022) |
| "For infertile women with normal menstrual cycle undergoing FET, mildly stimulated cycles with letrozole present a relatively large advantage compared with HRT cycle and natural cycle, with higher live birth pregnancy, indicating that letrozole administration could improve pregnancy outcomes in this population." | 4.12 | Comparison of different endometrial preparation protocols on frozen embryo transfer pregnancy outcome in patients with normal ovulation. ( Bai, M; Chen, P; Lou, L; Lv, M; Xiao, Q; Xu, Y; Yu, J; Zhang, Z, 2022) |
| "To investigate the efficacy of oral letrozole (LE) starting on day 3 or 5 of the menstrual cycle in patients with polycystic ovary syndrome (PCOS)." | 4.12 | Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome. ( Chen, Y; Gao, M; Jin, X; Shi, L; Ye, S; Zhang, Z, 2022) |
| "To evaluate the clinical effect of mild stimulation with letrozole on pregnancy outcomes in ovulatory women undergoing frozen embryo transfer (FET) compared to natural cycle." | 4.02 | Frozen Embryo Transfer in Mildly Stimulated Cycle With Letrozole Compared to Natural Cycle in Ovulatory Women: A Large Retrospective Study. ( Cai, R; Chen, Q; Huang, J; Khor, S; Kuang, Y; Li, D; Lu, X; Lyu, Q, 2021) |
| "We sought to compare the efficacy of the letrozole (LTZ) stair-step protocol with clomiphene citrate (CC) stair-step protocol in the management of 150 mg dose of CC-resistant polycystic ovary syndrome (PCOS) patients." | 4.02 | Comparison of the efficacy of letrozole stair-step protocol with clomiphene citrate stair-step protocol in the management of clomiphene citrate-resistant polycystic ovary syndrome patients. ( Oğlak, SC; Sakar, MN, 2021) |
| "The aim of this study was to compare a combination treatment with CC plus letrozole versus gonadotropins in CC-resistant polycystic ovary syndrome (PCOS) patients with regard to ovulation and clinical pregnancy rate." | 3.96 | A comparison between a combination of letrozole and clomiphene citrate versus gonadotropins for ovulation induction in infertile patients with clomiphene citrateresistant polycystic ovary syndrome - a retrospective study. ( Bademkıran, MH; Ege, S; Hançer Çaça, FN; Özçelik, SM; Peker, N; Tahaoğlu, AE, 2020) |
| "Children of women with polycystic ovary syndrome who conceived with letrozole (LTZ) or clomiphene (CC) in the PPCOS II study or women with unexplained infertility (AMIGOS study) who conceived with LTZ, CC, or gonadotropin (GN)." | 3.96 | Pregnancy registry: three-year follow-up of children conceived from letrozole, clomiphene, or gonadotropins. ( Alvero, R; Baker, V; Barnhart, KT; Casson, P; Cedars, MI; Christman, GM; Coutifaris, C; Coward, RM; Diamond, MP; Dodson, WC; Eisenberg, E; Estes, SJ; Hansen, KR; Huang, H; Krawetz, SA; Kunselman, A; Legro, RS; Robinson, R; Rosen, RM; Santoro, N; Schlaff, WD; Stetter, C; Trussell, JC; Usadi, R; Zhang, H, 2020) |
| " This article reports a case of successful ovulation induction and pregnancy with letrozole combined with HMG." | 3.96 | Successful live birth in a woman with resistant ovary syndrome treated with letrozole and HMG: A case report. ( Mu, Z; Song, J; Sun, Z; Yu, Y, 2020) |
| "To investigate whether live birth rate (LBR) following frozen-thawed embryo transfer in letrozole-stimulated cycles (L-FET) differs from LBR after artificial-cycle frozen-thawed embryos transfers (AC-FET) in women with polycystic ovary syndrome (PCOS)." | 3.91 | Letrozole use during frozen embryo transfer cycles in women with polycystic ovary syndrome. ( Chen, Q; Fan, Y; Kuang, Y; Liu, H; Mao, X; Wang, Y; Xiao, Y; Zhang, J, 2019) |
| " Clinical pregnancy rates were higher among women who received GnRH agonist plus letrozole compared with women who received GnRH agonist only or women without pretreatment (63%, 42%, and 40%, respectively; P<." | 3.91 | Effect of GnRH agonist and letrozole treatment in women with recurrent implantation failure. ( Balayla, J; Dahan, MH; Dahan, SY; Shrem, G; Steiner, N; Tan, SL; Tannus, S; Volodarsky-Perel, A, 2019) |
| "In an IUI program for unexplained or mild male-factor infertility, ovarian stimulation with letrozole may significantly increase live birth rates while controlling multiple pregnancy rates." | 3.88 | Ovarian stimulation in infertile women treated with the use of intrauterine insemination: a cohort study from China. ( Huang, S; Li, R; Mol, BWJ; Qiao, J; Wang, H; Wang, R, 2018) |
| "We compared sonographic findings, fertility results, pregnancy complications and congenital anomalies in two groups of women treated with letrozole and CC." | 3.88 | Comparison of the pregnancy outcomes and the incidence of fetal congenital abnormalities in infertile women treated with letrozole and clomiphene citrate. ( Akbari Sene, A; Ashrafi, M; Ghorbani, S, 2018) |
| "BACKGROUND Women with polycystic ovary syndrome (PCOS) undergoing in vitro fertilization (IVF) are given letrozole before a trigger injection of human chorionic gonadotropin (hCG) to lower estrogen (E2) levels, but can experience ovarian hyperstimulation syndrome (OHSS)." | 3.88 | A Retrospective Study of Letrozole Treatment Prior to Human Chorionic Gonadotropin in Women with Polycystic Ovary Syndrome Undergoing In Vitro Fertilization at Risk of Ovarian Hyperstimulation Syndrome. ( Chen, Y; Hao, C; Yang, T; Zhao, J, 2018) |
| "We conducted a secondary analysis of a multicenter, randomized clinical trial (Pregnancy in Polycystic Ovary Syndrome II, NCT00719186) comparing clomiphene citrate vs letrozole in the treatment of infertility." | 3.88 | Association among depression, symptom experience, and quality of life in polycystic ovary syndrome. ( Cedars, MI; Greenwood, EA; Huddleston, HG; Legro, RS; Pasch, LA, 2018) |
| "This retrospective study investigated the efficacy and safety of letrozole for patients with polycystic ovary syndrome (PCOS)." | 3.88 | Letrozole for patients with polycystic ovary syndrome: A retrospective study. ( Guang, HJ; Li, F; Shi, J, 2018) |
| "To assess the effect of letrozole in combination with low dose gonadotropins for ovulation induction in anovulatory infertility from polycystic ovary syndrome (PCOS) and controlled ovarian stimulation for endometriosis, and unexplained infertility patients." | 3.85 | Ovulation induction and controlled ovarian stimulation using letrozole gonadotropin combination: A single center retrospective cohort study. ( Arya, S; Crisp, Z; Dwivedi, AK; Jose, J; Kupesic-Plavsic, S; Mulla, ZD; Noble, LS, 2017) |
| "Variable dose letrozole-FSH protocol can maintain lower peak estradiol levels and reduce estrogen exposure after breast cancer operation and chemotherapy." | 3.83 | Twin delivery after IVF-ET with variable dose letrozole-FSH protocol of lower estradiol in a patient previously treated for breast cancer: a case report. ( Diao, H; Hu, GZ; Zhang, CJ; Zhang, Y, 2016) |
| "We have previously reported an approach to ovarian stimulation for the purpose of fertility preservation (FP) in women with breast cancer via embryo freezing with the concurrent use of letrozole." | 3.81 | Fertility Preservation Success Subsequent to Concurrent Aromatase Inhibitor Treatment and Ovarian Stimulation in Women With Breast Cancer. ( Bedoschi, G; Moy, F; Oktay, K; Pacheco, FS; Turan, V, 2015) |
| "To investigate the safety and feasibility of performing two consecutive ovarian stimulation cycles with the use of letrozole protocol for fertility preservation in breast cancer patients." | 3.79 | Safety and feasibility of performing two consecutive ovarian stimulation cycles with the use of letrozole-gonadotropin protocol for fertility preservation in breast cancer patients. ( Bedoschi, G; Moy, F; Oktay, K; Turan, V, 2013) |
| "To compare occurrence of pregnancy among obese (body mass index [BMI] ≥30) and nonobese (BMI <30), infertile women undergoing ovulation induction with the aromatase inhibitor letrozole followed by intrauterine insemination (IUI)." | 3.77 | Body mass index-associated differences in response to ovulation induction with letrozole. ( Bates, GW; Chapman, VR; Cliver, SP; Cooper, JJ; McKnight, KK; Nodler, JL, 2011) |
| "To determine the effect of intravaginal micronized P on pregnancy rates in clomiphene citrate and letrozole ovulation induction cycles in women with polycystic ovary syndrome (PCOS)." | 3.76 | Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction. ( Aubuchon, M; Khabbaz, M; Montville, CP; Thomas, MA; Williams, DB, 2010) |
| "Pregnancy rates were comparable between the letrozole-FSH co-treatment group and the FSH alone group." | 3.75 | Letrozole co-treatment in infertile women 40 years old and older receiving controlled ovarian stimulation and intrauterine insemination. ( Bedaiwy, MA; Casper, R; Claessens, A; Esfandiari, N; Gotleib, L; Mousa, N; Shokry, M, 2009) |
| "To investigate the effect of two different doses of letrozole in promoting ovulation in infertile women with polycystic ovarian syndrome (PCOS)." | 3.74 | [Effect of two different doses of letrozole in promoting ovulation in infertile women with polycystic ovarian syndrome]. ( Li, H; Quan, S; Song, YL; Xing, FQ; Yang, MQ, 2008) |
| "Letrozole induction of ovulation in clomiphene citrate-resistant women with polycystic ovary syndrome is associated with an ovulation rate of 54." | 3.73 | Letrozole induction of ovulation in women with clomiphene citrate-resistant polycystic ovary syndrome may not depend on the period of infertility, the body mass index, or the luteinizing hormone/follicle-stimulating hormone ratio. ( Eldosoky, M; Elnashar, A; Fouad, H; Saeid, N, 2006) |
| "Insulin resistance has a strong and independent association with depression in PCOS and may serve as a physiologic mediator." | 2.87 | Insulin resistance is associated with depression risk in polycystic ovary syndrome. ( Cedars, MI; Eisenberg, E; Greenwood, EA; Huddleston, HG; Legro, RS; Pasch, LA, 2018) |
| "Letrozole is a powerful endocrine medication that targets and inhibits the aromatase, often known as an aromatase inhibitor (AI)." | 2.82 | Letrozole: Pharmacology, toxicity and potential therapeutic effects. ( Chakraborty, R; Dey, A; Gopalakrishnan, AV; K K, V; Mukherjee, AG; Nagarajan, D; P, JP; Renu, K; T, TP; V, A; Vellingiri, B; Wanjari, UR, 2022) |
| "Letrozole, with lower incidences of LUF, is more effective than clomiphene citrate for the induction of ovulation in IUI cycles." | 2.80 | Effects of Letrozole-HMG and Clomiphene-HMG on Incidence of Luteinized Unruptured Follicle Syndrome in Infertile Women Undergoing Induction Ovulation and Intrauterine Insemination: A Randomised Trial. ( Akbari Asbagh, F; Azmoodeh, A; Ghaseminejad, A; Hamzehgardeshi, Z; Pejman Manesh, M, 2015) |
| " The aim of the study was to evaluate the effectiveness and efficacy of letrozole and clomiphene citrate (CC) combined with human menopausal gonadotropin (HMG) in CC-resistant infertile women with PCOS." | 2.80 | Use of letrozole and clomiphene citrate combined with gonadotropins in clomiphene-resistant infertile women with polycystic ovary syndrome: a prospective study. ( Liu, S; Lu, X; Mao, H; Xi, W; Xue, X; Yang, Y, 2015) |
| "letrozole for 5 treatment cycles (or approximately up to 25 weeks)." | 2.77 | The Pregnancy in Polycystic Ovary Syndrome II (PPCOS II) trial: rationale and design of a double-blind randomized trial of clomiphene citrate and letrozole for the treatment of infertility in women with polycystic ovary syndrome. ( Brzyski, RG; Casson, PR; Christman, GM; Coutifaris, C; Diamond, MP; Eisenberg, E; Kunselman, AR; Legro, RS; Santoro, N; Schlaff, WD; Taylor, HS; Zhang, H, 2012) |
| "Polycystic ovary syndrome is a common disease that is closely related to ovulation dysfunction and 7% of women of childbearing age are afflicted with it." | 2.77 | Comparison of the effects of letrozole and clomiphene citrate for ovulation induction in infertile women with polycystic ovary syndrome. ( Nahid, L; Sirous, K, 2012) |
| "The occurrence of pregnancy, miscarriage and neonatal condition." | 2.74 | Pregnancy outcome after ovulation induction with aromatase inhibitors or clomiphene citrate in unexplained infertility. ( Abdelhady, H; Allam, AF; Badawy, A; Shokeir, T, 2009) |
| " In Group A, an aromatase inhibitor (letrozole, 5 mg/day) was administered along with a fixed dosage (450 IU/day) of recombinant FSH (rFSH), whereas Group B were treated with the same rFSH dosage alone." | 2.74 | Use of aromatase inhibitors in poor-responder patients receiving GnRH antagonist protocols. ( Atabekoglu, CS; Olmus, H; Ozmen, B; Sönmezer, M, 2009) |
| " A total of 179 patients were randomly recruited in this prospective study with 58, 61 and 60 patients in each dosage group respectively." | 2.73 | Randomized controlled trial of three doses of letrozole for ovulation induction in patients with unexplained infertility. ( Badawy, A; Fawzy, M; Metwally, M, 2007) |
| "Letrozole was administered at 5 mg/day from day 3 to day 7 of the IUI cycle." | 2.72 | Letrozole versus human menopausal gonadotrophin in women undergoing intrauterine insemination. ( Attar, E; Baysoy, A; Jamal, H; Karatekeli, E; Ozornek, H; Serdaroglu, H, 2006) |
| "For patients with POR, controlled ovarian stimulation protocols using adjuvant treatment with DHEA, CoQ10 and GH showed better clinical outcomes in terms of achieving pregnancy, and a lower dosage of gonadotrophin required for ovulation induction." | 2.66 | Adjuvant treatment strategies in ovarian stimulation for poor responders undergoing IVF: a systematic review and network meta-analysis. ( Chang, HM; Guo, J; Huang, H; Leung, PCK; Sheng, JZ; Shu, J; Zhang, C; Zhang, Y, 2020) |
| "Letrozole has no beneficial effect on the prevention of mild, moderate, and severe OHSS, individually; Letrozole should not be considered as the first-line treatment for prevention of OHSS." | 2.66 | Whether Letrozole could reduce the incidence of early ovary hyperstimulation syndrome after assisted reproductive technology? A systematic review and meta-analysis. ( Huang, X; Li, Y; Xu, B; Yan, Y; Zhao, J, 2020) |
| "Obesity is also a feature of this syndrome and contributes to associated metabolic abnormalities." | 2.48 | Polycystic ovarian syndrome management options. ( Bates, GW; Propst, AM, 2012) |
| "Polycystic ovarian syndrome is the major cause of anovulation and is generally associated with obesity." | 2.48 | Evaluation and treatment of anovulatory and unexplained infertility. ( Bates, GW; Propst, AM, 2012) |
| "Breast cancer is the most frequent cancer in reproductive age women." | 2.44 | Assisted reproduction and breast cancer. ( Atabekoglu, C; Sonmezer, M, 2007) |
| "Letrozole co-treatment significantly suppressed oestradiol and follicle-stimulating hormone concentrations from stimulation day 5 and onwards, while increasing luteinizing hormone levels on stimulation day 5 and trigger day." | 1.91 | Impact of 2.5 mg versus 5 mg letrozole co-treatment in an antagonist protocol for IVF: a retrospective study. ( Lin, J; Wang, B; Wu, F; Zhang, K; Zhu, Q; Zhu, Y, 2023) |
| " This study aimed to investigate the effect of letrozole and metformin combined with targeted nursing on ovarian function, LH, and FSH in infertile patients with PCOS." | 1.72 | The Effects of Letrozole and Metformin Combined with Targeted Nursing Care on Ovarian Function, LH, and FSH in Infertile Patients with Polycystic Ovary Syndrome. ( Jiang, S; Li, R; Sheng, Y; Tang, T; Xu, H, 2022) |
| "To ask lots of questions and try to find the truth about the medicine-based effectiveness of letrozole (LE) combined with human menopausal gonadotropin (HMG) in the treatment of inability to have children crops patients with endocrine (things that are different from what is usually expected and the effect on ovulation-related chemicals produced by the body)." | 1.72 | Efficacy of Letrozole Combined with Urinary Gonadotropin for Ovulation Induction in Endocrine Abnormal Infertility Patients: A Retrospective Single-Center, Case-Control Study. ( Luo, S; Mao, J; Peng, H; Wang, J; Yuan, B, 2022) |
| "Retrospective cohort study of 118 breast cancer patients undergoing fertility preservation treatment between 2008 and 2018." | 1.62 | Effects of letrozole or tamoxifen coadministered with a standard stimulation protocol on fertility preservation among breast cancer patients. ( Almog, B; Azem, F; Cohen, Y; Fouks, Y; Kalma, Y; Shulman, Y, 2021) |
| "Letrozole was associated with significantly higher clinical pregnancy (38." | 1.62 | Letrozole as first-line drug for ovulation induction in treatment-naïve infertile polycystic ovarian syndrome women. ( Joseph, T; Kamath, MS; Kunjummen, AT; Rebekah, G; Waanbah, BD, 2021) |
| "Letrozole is a risk factor for worse oocyte morphology." | 1.56 | The impact of letrozole administration on oocyte morphology in breast cancer patients undergoing fertility preservation. ( Alves, VR; Bercaire, LMN; Cavagna, F; Cavagna, M; Donadio, NF; Dzik, A; Gebrim, LH; Nahas, EAP; Portela, R; Rocha, AR; Santos, TBB, 2020) |
| "Letrozole-treated patients required a significantly lower amount of gonadotropins units (p < 0." | 1.48 | Mild ovarian stimulation with letrozole plus fixed dose human menopausal gonadotropin prior to IVF/ICSI for infertile non-obese women with polycystic ovarian syndrome being pre-treated with metformin: a pilot study. ( Cantatore, C; Caringella, AM; Caroppo, E; D'Amato, G; Palini, S; Stanziano, A, 2018) |
| "Polycystic ovary syndrome is the most common endocrinopathy among reproductive-aged women in the United States, affecting approximately 7% of female patients." | 1.43 | Diagnosis and Treatment of Polycystic Ovary Syndrome. ( Mortada, R; Porter, S; Williams, T, 2016) |
| "To evaluate the efficacy of minimal stimulation using discretely administered gonadotropin combined with clomiphene citrate (CC) or letrozole (LTZ) for intrauterine insemination (IUI) cycles." | 1.42 | Minimal stimulation using gonadotropin combined with clomiphene citrate or letrozole for intrauterine insemination. ( Cho, S; Choi, YS; Chon, SJ; Kim, SH; Lee, BS; Park, JH; Seo, SK; Yun, BH, 2015) |
| "Treatment with letrozole resulted in a smaller rise in the follicular phase FSH, which was shorter in duration than with CC." | 1.42 | A comparison of endometrial thickness following augmentation of ovulation with clomifene citrate or letrozole in women with ovulatory infertility. ( Palihawadana, TS; Seneviratne, HR; Wijesinghe, PS, 2015) |
| " Demographic and endocrine characteristics, the total number of oocytes retrieved, cancellation rate and clinical pregnancy rate were collected Results: Total dosage of gonadotropins (p=0." | 1.40 | The comparision of effect of microdose GnRH-a flare-up, GnRH antagonist/aromatase inhibitor letrozole and GnRH antagonist/clomiphene citrate protocols on IVF outcomes in poor responder patients. ( Bakacak, M; Ficicioglu, C; Kaspar, C; Kizilkale, O; Ozcan Cenksoy, P; Suhha Bostanci, M; Yesiladali, M, 2014) |
| "Three patients with a diagnosis of breast cancer requiring emergency fertility preservation in the late follicular or luteal phase of the menstrual cycle." | 1.37 | Random-start controlled ovarian hyperstimulation for emergency fertility preservation in letrozole cycles. ( Coşkun, U; Oktay, K; Sönmezer, M; Türkçüoğlu, I, 2011) |
| "Letrozole is a potent, nonsteroidal, aromatase inhibitor, originally used for postmenopausal breast cancer therapy, at present its only registered indication." | 1.37 | Use of the aromatase inhibitor letrozole for ovulation induction in women with polycystic ovarian syndrome. ( Casper, RF; Mitwally, MF, 2011) |
| "Forty-year-old woman with breast cancer seeking fertility preservation before chemotherapy." | 1.35 | In vitro maturation of germinal vesicle oocytes recovered after premature luteinizing hormone surge: description of a novel approach to fertility preservation. ( Chian, RC; Demirtas, E; Lostritto, K; Oktay, K; Son, WY; Tan, SL, 2008) |
| "Letrozole is an effective drug for ovulation induction and superovulation." | 1.34 | Limiting access to letrozole--is it justified? ( DeCherney, AH; Tulandi, T, 2007) |
| "Letrozole was administered per os daily in a dose of 1 mg/kg b." | 1.34 | [The role of the ovarian steroid aromatase in pathogenesis of reproductive cycles disorders]. ( Reznikov, OH; Tarasenko, LV, 2007) |
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 39 (18.84) | 29.6817 |
| 2010's | 111 (53.62) | 24.3611 |
| 2020's | 57 (27.54) | 2.80 |
| Authors | Studies |
|---|---|
| Li, D | 1 |
| Khor, S | 1 |
| Huang, J | 1 |
| Chen, Q | 2 |
| Lyu, Q | 1 |
| Cai, R | 1 |
| Kuang, Y | 3 |
| Lu, X | 2 |
| Asgharnia, M | 1 |
| Mehrafza, M | 1 |
| Raoufi, A | 1 |
| Zare Yousefi, T | 1 |
| Hosseinzadeh, E | 1 |
| Samadnia, S | 1 |
| Zahiri, Z | 1 |
| Tamimi, A | 1 |
| Hosseini, A | 1 |
| Zhang, J | 2 |
| Wang, L | 1 |
| Li, C | 1 |
| Zhang, H | 8 |
| Li, R | 5 |
| Li, M | 1 |
| Yland, JJ | 1 |
| Chiu, YH | 1 |
| Rinaudo, P | 1 |
| Hsu, J | 1 |
| Hernán, MA | 1 |
| Hernández-Díaz, S | 1 |
| Guo, W | 1 |
| Li, HWR | 1 |
| Yang, Z | 1 |
| Zeng, L | 1 |
| Yang, R | 1 |
| Qiao, J | 4 |
| Ng, EHY | 2 |
| Jiang, S | 1 |
| Tang, T | 1 |
| Sheng, Y | 2 |
| Xu, H | 1 |
| Silveira, CO | 1 |
| Oliveira, RM | 1 |
| Moraes, LM | 1 |
| Oliveira, GG | 1 |
| Aguiar, LPT | 1 |
| Souza, FHS | 1 |
| Coelho, SS | 1 |
| Prazeres, PHDM | 1 |
| Del Puerto, HL | 1 |
| Ferreira, MCF | 1 |
| Wessel, JA | 1 |
| Danhof, NA | 1 |
| van Eekelen, R | 1 |
| Diamond, MP | 6 |
| Legro, RS | 16 |
| Peeraer, K | 1 |
| D'Hooghe, TM | 1 |
| Erdem, M | 1 |
| Dankert, T | 1 |
| Cohlen, BJ | 1 |
| Thyagaraju, C | 1 |
| Mol, BWJ | 3 |
| Showell, M | 1 |
| van Wely, M | 3 |
| Mochtar, MH | 1 |
| Wang, R | 5 |
| Aramesh, S | 1 |
| Azizi Kutenaee, M | 1 |
| Najafi, F | 1 |
| Ghaffari, P | 1 |
| Taghavi, SA | 2 |
| Peng, H | 1 |
| Yuan, B | 1 |
| Mao, J | 1 |
| Wang, J | 1 |
| Luo, S | 1 |
| Lou, L | 1 |
| Xu, Y | 1 |
| Lv, M | 1 |
| Yu, J | 1 |
| Xiao, Q | 1 |
| Chen, P | 1 |
| Bai, M | 1 |
| Zhang, Z | 3 |
| Panda, SR | 1 |
| Sharmila, V | 1 |
| Kalidoss, VK | 1 |
| Hota, S | 1 |
| Franik, S | 3 |
| Le, QK | 1 |
| Kremer, JA | 3 |
| Kiesel, L | 2 |
| Farquhar, C | 3 |
| Mukherjee, AG | 1 |
| Wanjari, UR | 1 |
| Nagarajan, D | 1 |
| K K, V | 1 |
| V, A | 1 |
| P, JP | 1 |
| T, TP | 1 |
| Chakraborty, R | 1 |
| Renu, K | 1 |
| Dey, A | 1 |
| Vellingiri, B | 1 |
| Gopalakrishnan, AV | 1 |
| Zhu, X | 1 |
| Fu, Y | 1 |
| Shi, L | 3 |
| Ye, S | 2 |
| Gao, M | 2 |
| Chen, Y | 4 |
| Jin, X | 2 |
| Hossein Rashidi, B | 1 |
| Shahrokh Tehraninejad, E | 1 |
| Amanpour, S | 1 |
| Bandarian, F | 1 |
| Bandarian, M | 1 |
| Dai, X | 1 |
| Li, J | 4 |
| Fu, T | 1 |
| Long, X | 1 |
| Li, X | 1 |
| Weng, R | 1 |
| Liu, Y | 2 |
| Zhang, L | 1 |
| Liu, Z | 1 |
| Geng, Y | 1 |
| Huang, Y | 1 |
| Hu, R | 2 |
| Li, F | 2 |
| Song, Y | 1 |
| Zhang, M | 1 |
| Akgul, OK | 1 |
| Guraslan, H | 1 |
| Panchal, D | 1 |
| Pandya, T | 1 |
| Kevlani, V | 1 |
| Shah, S | 1 |
| Acharya, S | 1 |
| Lin, J | 3 |
| Shen, X | 1 |
| Zhu, Q | 2 |
| Akintoye, OO | 1 |
| Ajibare, AJ | 1 |
| Oriyomi, IA | 1 |
| Olofinbiyi, BA | 1 |
| Yusuf, GO | 1 |
| Afuye, DC | 1 |
| Babalola, TK | 1 |
| Faturoti, OE | 1 |
| Oludipe, S | 1 |
| Owoyele, VB | 1 |
| Neblett, MF | 1 |
| Baumgarten, SC | 1 |
| Babayev, SN | 1 |
| Shenoy, CC | 1 |
| Xia, TT | 1 |
| Zeng, KF | 1 |
| Peng, QM | 1 |
| Al-Thuwaynee, S | 1 |
| Swadi, AAJ | 1 |
| Rachmawati, A | 1 |
| Krisnadi, SR | 1 |
| Santoso, SA | 1 |
| Nugrahani, AD | 1 |
| Chera-Aree, P | 1 |
| Tanpong, S | 1 |
| Thanaboonyawat, I | 1 |
| Laokirkkiat, P | 1 |
| Wu, F | 1 |
| Zhang, K | 1 |
| Zhu, Y | 1 |
| Wang, B | 1 |
| Tshzmachyan, R | 1 |
| Hambartsoumian, E | 1 |
| Kaur, J | 1 |
| Suri, V | 1 |
| Gainder, S | 1 |
| Arora, A | 1 |
| Li, W | 1 |
| Bordewijk, EM | 1 |
| Wu, X | 1 |
| Gao, J | 1 |
| Morin-Papunen, L | 1 |
| Homburg, R | 1 |
| König, TE | 1 |
| Moll, E | 1 |
| Kar, S | 1 |
| Huang, W | 3 |
| Johnson, NP | 2 |
| Amer, SA | 2 |
| Vegetti, W | 1 |
| Palomba, S | 1 |
| Falbo, A | 1 |
| Özmen, Ü | 1 |
| Nazik, H | 1 |
| Williams, CD | 1 |
| Federica, G | 1 |
| Lord, J | 1 |
| Sahin, Y | 1 |
| Bhattacharya, S | 2 |
| Norman, RJ | 4 |
| Mol, BW | 2 |
| Shi, S | 1 |
| Hong, T | 1 |
| Jiang, F | 1 |
| Zhuang, Y | 1 |
| Chen, L | 1 |
| Huang, X | 2 |
| Zhang, Y | 3 |
| Zhang, C | 2 |
| Shu, J | 1 |
| Guo, J | 1 |
| Chang, HM | 1 |
| Leung, PCK | 1 |
| Sheng, JZ | 1 |
| Huang, H | 5 |
| Najafi, PZ | 1 |
| Noghabi, SP | 1 |
| Afzali, N | 1 |
| Mohammadzadeh, S | 1 |
| Huang, S | 3 |
| Hu, M | 1 |
| Stener-Victorin, E | 3 |
| Zheng, Y | 1 |
| Wen, Q | 1 |
| Wang, C | 1 |
| Lai, M | 2 |
| Gao, X | 1 |
| Wang, X | 1 |
| Hu, Z | 2 |
| Xia, T | 1 |
| Liu, J | 1 |
| Wen, X | 1 |
| Li, S | 2 |
| Quan, K | 1 |
| Liang, X | 1 |
| Shang, H | 1 |
| Ma, H | 2 |
| Ege, S | 1 |
| Bademkıran, MH | 1 |
| Peker, N | 1 |
| Tahaoğlu, AE | 1 |
| Hançer Çaça, FN | 1 |
| Özçelik, SM | 1 |
| Bercaire, LMN | 1 |
| Cavagna, M | 1 |
| Donadio, NF | 1 |
| Rocha, AR | 1 |
| Portela, R | 1 |
| Alves, VR | 1 |
| Santos, TBB | 1 |
| Cavagna, F | 1 |
| Dzik, A | 1 |
| Gebrim, LH | 1 |
| Nahas, EAP | 1 |
| Coutifaris, C | 5 |
| Schlaff, WD | 3 |
| Alvero, R | 4 |
| Casson, P | 4 |
| Christman, GM | 5 |
| Rosen, RM | 3 |
| Cedars, MI | 4 |
| Hansen, KR | 3 |
| Robinson, R | 1 |
| Baker, V | 4 |
| Usadi, R | 4 |
| Dodson, WC | 1 |
| Estes, SJ | 1 |
| Kunselman, A | 1 |
| Stetter, C | 1 |
| Barnhart, KT | 2 |
| Coward, RM | 1 |
| Trussell, JC | 4 |
| Krawetz, SA | 4 |
| Santoro, N | 5 |
| Eisenberg, E | 6 |
| Mu, Z | 1 |
| Song, J | 1 |
| Yu, Y | 1 |
| Sun, Z | 1 |
| Rose, BI | 1 |
| Brown, SE | 1 |
| Qin, F | 1 |
| Zhou, Y | 1 |
| Huan, L | 1 |
| Gui, W | 1 |
| Mvondo, MA | 1 |
| Mzemdem Tsoplfack, FI | 1 |
| Awounfack, CF | 1 |
| Njamen, D | 1 |
| Bansal, S | 1 |
| Goyal, M | 1 |
| Sharma, C | 1 |
| Shekhar, S | 1 |
| Atwa, KA | 1 |
| Farrag, MM | 1 |
| El-Sayed, MM | 1 |
| Taha, OT | 1 |
| Elprince, M | 1 |
| Zhao, J | 2 |
| Xu, B | 1 |
| Yan, Y | 1 |
| Li, Y | 2 |
| Pundir, J | 1 |
| Achilli, C | 1 |
| Bhide, P | 1 |
| Sabatini, L | 1 |
| Rombauts, L | 2 |
| Teede, H | 2 |
| Coomarasamy, A | 1 |
| Zamora, J | 1 |
| Thangaratinam, S | 1 |
| Amrane, S | 1 |
| Vitez, SF | 1 |
| Palmerola, KL | 1 |
| Lobo, RA | 1 |
| Shulman, Y | 1 |
| Almog, B | 1 |
| Kalma, Y | 1 |
| Fouks, Y | 1 |
| Azem, F | 1 |
| Cohen, Y | 1 |
| Zeng, MF | 1 |
| Zhou, X | 1 |
| Duan, JL | 1 |
| Zhou, L | 2 |
| Fu, J | 2 |
| Liu, D | 2 |
| Wang, Q | 2 |
| Chen, H | 1 |
| Yang, S | 2 |
| Tsiami, AP | 1 |
| Goulis, DG | 1 |
| Sotiriadis, AI | 1 |
| Kolibianakis, EM | 1 |
| Zhang, X | 1 |
| Zheng, A | 1 |
| Yang, J | 2 |
| Feng, T | 1 |
| Hao, Y | 1 |
| Qian, Y | 1 |
| Hansda, SR | 1 |
| Haldar, C | 1 |
| Yang, AM | 1 |
| Cui, N | 1 |
| Sun, YF | 1 |
| Hao, GM | 1 |
| Sakar, MN | 1 |
| Oğlak, SC | 1 |
| Letourneau, J | 1 |
| Juarez-Hernandez, F | 1 |
| Wald, K | 1 |
| Ribeiro, S | 1 |
| Wang, A | 1 |
| McCulloch, CE | 1 |
| Mok-Lin, E | 1 |
| Dolezal, M | 1 |
| Chien, AJ | 1 |
| Rosen, M | 1 |
| Collée, J | 1 |
| Mawet, M | 1 |
| Tebache, L | 1 |
| Nisolle, M | 1 |
| Brichant, G | 1 |
| Waanbah, BD | 1 |
| Joseph, T | 1 |
| Rebekah, G | 1 |
| Kunjummen, AT | 1 |
| Kamath, MS | 3 |
| Tatsumi, T | 1 |
| Jwa, SC | 1 |
| Kuwahara, A | 1 |
| Irahara, M | 1 |
| Kubota, T | 1 |
| Saito, H | 1 |
| Liu, C | 1 |
| Feng, G | 1 |
| Tan, J | 1 |
| Zhang, D | 1 |
| Smith, J | 1 |
| Mahran, A | 1 |
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| Fakis, A | 1 |
| Siristatidis, C | 1 |
| Haas, J | 2 |
| Casper, RF | 9 |
| Arya, S | 1 |
| Kupesic-Plavsic, S | 1 |
| Mulla, ZD | 1 |
| Dwivedi, AK | 1 |
| Crisp, Z | 1 |
| Jose, J | 1 |
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| Farquhar, CM | 1 |
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| Cheng, G | 1 |
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| Hardi, A | 1 |
| Stoll, CRT | 1 |
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| Tuuli, MG | 1 |
| Jungheim, ES | 1 |
| Pourghasem, S | 1 |
| Bazarganipour, F | 1 |
| Kutenaee, MA | 1 |
| Al-Obaidi, MT | 1 |
| Ali, ZH | 1 |
| Al-Saadi, WI | 1 |
| Al-Wasiti, EAR | 1 |
| Al-Aubaidy, H | 1 |
| Liu, H | 1 |
| Mao, X | 1 |
| Fan, Y | 1 |
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| Oktay, K | 5 |
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| Chaudhury, K | 2 |
| Wang, YQ | 1 |
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| Hajishafiha, M | 1 |
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| Berggren, PO | 1 |
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| Dahlman-Wright, K | 1 |
| Nelen, WL | 1 |
| Ozcan Cenksoy, P | 1 |
| Ficicioglu, C | 1 |
| Kizilkale, O | 1 |
| Suhha Bostanci, M | 1 |
| Bakacak, M | 1 |
| Yesiladali, M | 1 |
| Kaspar, C | 1 |
| Liu, A | 1 |
| Zheng, C | 1 |
| Lang, J | 1 |
| Chen, W | 1 |
| Chaudhury, S | 1 |
| Khastgir, G | 1 |
| Purakaystha, S | 1 |
| Brzyski, RG | 2 |
| Yan, Q | 1 |
| Haisenleder, DJ | 1 |
| Bates, GW | 6 |
| Lucidi, S | 1 |
| Snyder, P | 1 |
| Ohl, D | 2 |
| Fauser, BC | 2 |
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| Trial | Phase | Enrollment | Study Type | Start Date | Status | ||
|---|---|---|---|---|---|---|---|
| A Randomized Trial of Letrozole as an Adjunct to Follicle Stimulating Hormone in Stimulated in Vitro Fertilization Cycles[NCT02912988] | Phase 3 | 900 participants (Actual) | Interventional | 2018-03-01 | Completed | ||
| Administration of Single High Dose Letrozole for Ovulation Induction - A Randomized Controlled Trial[NCT02703649] | Phase 4 | 36 participants (Actual) | Interventional | 2016-03-31 | Completed | ||
| Laparoscopic Ovarian Drilling Versus Letrozole In Clomiphene Citrate Resistant Polycystic Ovary: A Randomized Controlled Trial[NCT03664050] | Phase 3 | 90 participants (Anticipated) | Interventional | 2018-01-01 | Recruiting | ||
| Efficacy of Combined Letrozole-metformin in Comparison With Letrozole Only in Clomiphene Resistant Infertile Women With Polycystic Ovarian Syndrome[NCT03135301] | Phase 3 | 80 participants (Anticipated) | Interventional | 2017-06-20 | Recruiting | ||
| Dosage Optimization for Letrozole Treatment in Clomiphene Resistant Patients With Polycystic Ovary Syndrome: A Prospective Interventional Study[NCT01315912] | Phase 4 | 44 participants (Actual) | Interventional | 2008-01-31 | Completed | ||
| A Multicenter Randomized Trial of Personalized Acupuncture, Fixed Acupuncture, Letrozole and Placebo on Live Birth for Infertility in Women With Polycystic Ovary Syndrome[NCT03625531] | Phase 3 | 1,100 participants (Anticipated) | Interventional | 2018-08-13 | Recruiting | ||
| Intrauterine Insemination With Letrozole Versus Intrauterine Insemination in Natural Cycle. A Randomised Controlled Trial[NCT03455426] | 100 participants (Actual) | Interventional | 2018-03-15 | Completed | |||
| Letrozole Versus Laparoscopic Ovarian Drilling for Clomiphene-resistant Women With Polycystic Ovary Syndrome[NCT03009838] | Phase 3 | 150 participants (Anticipated) | Interventional | 2017-01-02 | Recruiting | ||
| To Investigate the Effectiveness of Adjuvant Supplements Prior to in Vitro Fertilization Cycles[NCT05471453] | 90 participants (Anticipated) | Interventional | 2022-03-02 | Recruiting | |||
| Effects of Autologous Intraovarian Platelet Rich Plasma in Women With Poor Ovarian Response[NCT04797377] | 66 participants (Actual) | Interventional | 2021-03-16 | Completed | |||
| Fertility Preservation Using Tamoxifen and Letrozole in Estrogen Sensitive Tumors Trial[NCT03011684] | Phase 3 | 144 participants (Anticipated) | Interventional | 2016-07-21 | Recruiting | ||
| Double Blind Cross-over Randomized Controlled Trial Comparing Letrozole Versus Clomifene Citrate for Ovulation Induction in Women With Polycystic Ovarian Syndrome[NCT00478504] | Phase 4 | 159 participants (Actual) | Interventional | 2007-05-31 | Completed | ||
| Follicular Synchronization in Polycystic Ovarian Syndrome Patients Undergoing Intracytoplasmatic Sperm Injection With Letrozole /Antagonist Protocol: A Randomized Controlled Trial[NCT04069117] | Phase 4 | 200 participants (Actual) | Interventional | 2019-08-01 | Completed | ||
| A 20 Week Double-Blind Randomized Trial of Clomiphene Citrate and Letrozole for the Treatment of Infertility in Women With Polycystic Ovary Syndrome[NCT00719186] | Phase 3 | 750 participants (Actual) | Interventional | 2009-02-28 | Completed | ||
| Graceful Lifestyle Changes Intervention Study for Women With PCOS and Infertility[NCT02630485] | 240 participants (Anticipated) | Interventional | 2015-12-31 | Not yet recruiting | |||
| Efficiency and Safety Study of Ovarian Stimulation With Letrozole for Fertility Preservation in Breast Cancer Patients[NCT02661932] | Phase 4 | 65 participants (Actual) | Interventional | 2012-11-30 | Active, not recruiting | ||
| Combined Letrozole and Clomid in Polycystic Ovary Syndrome: a Randomized Control Trial of Combination of Letrozole and Clomiphene Citrate or Letrozole Alone for the Treatment of Infertility in Women With Polycystic Ovary Syndrome[NCT02802865] | Phase 4 | 70 participants (Actual) | Interventional | 2016-08-31 | Completed | ||
| Hormonal Replacement Therapy Plus Letrozole Incorporation Versus Letrozole Mild Ovarian Stimulation in Endometrial Preparation for Frozen Embryo Transfer: A Randomised Controlled Trial[NCT06181305] | Phase 4 | 210 participants (Anticipated) | Interventional | 2023-12-12 | Not yet recruiting | ||
| The Randomized Clinical Trials of Letrozole Administration During Luteal Phase in Patients Who Have the Risk of Ovarian Hyperstimulation Syndrome[NCT02686151] | Phase 3 | 50 participants (Anticipated) | Interventional | 2023-12-31 | Not yet recruiting | ||
| COmbining Oral Letrozole and Clomiphene for Ovarian Stimulation (COOL-COS) Associated With Corifollitropin Alfa: a Pilot Study[NCT02448459] | Phase 1 | 40 participants (Actual) | Interventional | 2015-05-31 | Completed | ||
| Evaluation of a Simplified Low-cost and Friendly Controlled Ovarian Stimulation Combining Oral Letrozole and Clomiphene Citrate: a Pilot Study[NCT02288143] | Phase 4 | 28 participants (Actual) | Interventional | 2015-01-31 | Completed | ||
| Letrozole and Sequential Clomiphene to Improve the Outcome of Embryo Transfer in Polycystic Ovary Syndrome (PCOS) Patients[NCT02775877] | 100 participants (Anticipated) | Interventional | 2016-05-31 | Recruiting | |||
| Comparison of Tamoxifen and Clomiphene Citrate in Mild Stimulation IVF: a Prospective Cohort Study[NCT02690870] | Phase 4 | 210 participants (Anticipated) | Interventional | 2017-01-31 | Not yet recruiting | ||
| Is the Co-administration of Metformine and CC as Compared to Placebo and CC Superior to Induce Ovulation in PCOS Patients With a Confirmed insulin-resistant-a Double Blind Randomized Clinical Trial[NCT02523898] | Phase 2 | 388 participants (Anticipated) | Interventional | 2015-11-30 | Enrolling by invitation | ||
| Effect of Acupuncture Pre-treatment Combined With Letrozole on Live Birth in Infertile Women With Polycystic Ovary Syndrome[NCT02491320] | Phase 3 | 384 participants (Actual) | Interventional | 2015-08-31 | Completed | ||
| Assessment of Multiple Intrauterine Gestations From Ovarian Stimulation[NCT01044862] | Phase 3 | 900 participants (Actual) | Interventional | 2010-06-30 | Completed | ||
| Double Ovarian Stimulation in Cases of Preimplantation Genetic Testing: Comparison of Embryo Quantity and Embryonic Quality Using MitoScore[NCT03291821] | 136 participants (Actual) | Interventional | 2017-12-01 | Completed | |||
| Safety of Ovarian Stimulation With Letrozole and Gonadotropins in Breast Cancer Patients Undergoing Embryo or Oocyte Cryopreservation: A Prospective Controlled Follow up Study[NCT00504699] | 120 participants (Actual) | Interventional | 2002-01-31 | Terminated (stopped due to The PI left the Institution.) | |||
| Combined Letrozole-metformin-pioglitazone Versus Combined Clomiphene Citrate-metformin-pioglitazone in Clomiphene Citrate-resistant Women With Polycystic Ovary Syndrome[NCT01909141] | Early Phase 1 | 100 participants (Actual) | Interventional | 2013-08-31 | Completed | ||
| Clinical Effect of Follicular Preparation With Testosterone in Poor Ovarian Response: a Randomized Controlled Clinical Trial (TESTOPRIM)[NCT03378713] | Phase 3 | 63 participants (Actual) | Interventional | 2017-08-07 | Completed | ||
| The Angiotensin-Melatonin Axis in Poor and Hyper Responders for IVF Treatment[NCT05298657] | 200 participants (Anticipated) | Observational [Patient Registry] | 2022-09-01 | Not yet recruiting | |||
| Extended Letrozole Regimen Versus Clomiphene Citrate for Superovulation in Patients With Unexplained Infertility Undergoing Intrauterine Insemination[NCT01232075] | Phase 2 | 214 participants (Actual) | Interventional | 2008-09-30 | Completed | ||
| "Supplementation of the Luteal Phase With Vaginal Progesterone (Crinone 8%) in Women With Polycystic Ovary Syndrome Undergoing Ovulation Induction With Letrozole: A Prospective and Randomized Controlled Trial"[NCT03440359] | Phase 2/Phase 3 | 52 participants (Actual) | Interventional | 2012-07-06 | Completed | ||
| Phase II Randomized Study of Neoadjuvant Metformin Plus Letrozole vs Placebo Plus Letrozole for ER-positive Postmenopausal Breast Cancer[NCT01589367] | Phase 2 | 208 participants (Actual) | Interventional | 2012-05-31 | Completed | ||
| A Scientific & Clinical Review of Minimal Stimulation Protocol Using AROMEK (Letrozole) and Follitrope (Recombinant FSH)Combined With INVOCell(Intravaginal Culturing) - Effectiveness as Low Cost IVF[NCT01058252] | 30 participants (Anticipated) | Observational | 2021-05-31 | Recruiting | |||
| Evolutive Potential of Embryos Obtained From Oocytes After Luteal Phase Ovarian Stimulation[NCT01645241] | 15 participants (Actual) | Interventional | 2012-07-31 | Completed | |||
| Clomiphene Citrate Plus HPuFSH Versus Letrozole Plus HPuFSH in Clomid Resistant Infertile PCOS Women[NCT01793038] | 160 participants (Anticipated) | Interventional | 2013-03-31 | Recruiting | |||
| Letrozole Plus Misoprostol Versus Misoprostol Alone in Induction of Abortion of Anembryonic Pregnancy:[NCT05198050] | 96 participants (Actual) | Interventional | 2022-04-03 | Completed | |||
| Comparison Between the Role of Follicular Output Rate and Preovulatory Count in the Prediction of Pregnancy in Women With Polycystic Ovarian Syndrome Undergoing Intra Cytoplasmic Sperm Injection (ICSI)[NCT02190006] | 300 participants (Anticipated) | Observational | 2014-07-31 | Recruiting | |||
| Letrozole and CC Alone in an IUI Program in Women With Surgically Treated Minimal to Mild Endometriosis[NCT01334762] | 136 participants (Actual) | Interventional | 2007-05-31 | Completed | |||
| A Randomized Controlled Study to Compare the Outcome of Two Protocols Used to Prepare the Endometrium for Frozen Embryo Transfer[NCT04507022] | Phase 4 | 112 participants (Actual) | Interventional | 2020-08-12 | Completed | ||
| The Role of Estrogen in Luteinizing Hormone Surge and Ovulation[NCT01999569] | Phase 4 | 10 participants (Actual) | Interventional | 2007-04-30 | Completed | ||
| Induction of Ovulation With Raloxifene or Clomiphene Citrate in Polycystic Ovarian Syndrome[NCT00427700] | Phase 3 | 82 participants (Actual) | Interventional | 2008-08-31 | Completed | ||
| Letrozole Versus Combined Metformin and Clomiphene Citrate for Ovulation Induction in Clomiphene-Resistant Women With Polycystic Ovary Syndrome[NCT00911313] | 250 participants (Actual) | Interventional | 2006-06-30 | Completed | |||
| Letrozole Versus Laparoscopic Ovarian Diathermy for Ovulation Induction in Clomiphene-resistant Women With Polycystic Ovary Syndrome[NCT00956267] | 260 participants (Actual) | Interventional | 2006-08-31 | Completed | |||
| Use of High Cost Monitoring During Letrozole Ovulation Induction and Effect on Pregnancy Rates - A Pilot Study[NCT01279200] | Phase 4 | 21 participants (Actual) | Interventional | 2011-01-31 | Completed | ||
| [information is prepared from clinicaltrials.gov, extracted Sep-2024] | |||||||
The primary outcome measure is the occurrence of a live birth during the study period. Safety measures will be the number and type of reported adverse events in subjects and offspring. (NCT00719186)
Timeframe: as few as 5 months, up to 16 months
| Intervention | Participants (Count of Participants) |
|---|---|
| Arm A: Clomiphene Citrate | 72 |
| Arm B: Letrozole | 103 |
(NCT00719186)
Timeframe: as few as 5 months, up to 16 months
| Intervention | ovulations (Number) |
|---|---|
| Arm A: Clomiphene Citrate | 331 |
| Arm B: Letrozole | 388 |
(NCT00719186)
Timeframe: as few as 5 months, up to 16 months
| Intervention | Participants (Count of Participants) |
|---|---|
| Arm A: Clomiphene Citrate | 103 |
| Arm B: Letrozole | 154 |
(NCT00719186)
Timeframe: as few as 5 months, up to 16 months
| Intervention | events (Number) |
|---|---|
| Arm A: Clomiphene Citrate | 13 |
| Arm B: Letrozole | 22 |
(NCT00719186)
Timeframe: September 2008 - December 2011
| Intervention | participants (Number) | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Neonatal jaundice | Neonatal respiratory distress syndrome | Neonatal hospitalization >3 days | Intrauterine growth restriction | Neonatal infectin | Minor birth defect | Other complication | Congenital anomaly | Neonatal death | |
| Arm A: Clomiphene Citrate | 17 | 2 | 4 | 1 | 2 | 0 | 4 | 1 | 2 |
| Arm B: Letrozole | 27 | 7 | 4 | 5 | 2 | 1 | 5 | 4 | 1 |
Clinical Pregnancy: an intrauterine pregnancy with fetal heart motion determined by ultrasonography; No Clinical Pregnancy: no intrauterine pregnancy with fetal heart motion determined by ultrasonography (NCT02802865)
Timeframe: 6-7 weeks after treatment
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 1 |
| Letrozole + Clomiphene | 3 |
Conception: a positive serum or urinary test of hCG; No conception: Neither a positive serum or urinary test of hCG (NCT02802865)
Timeframe: 5 weeks after treatment
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 3 |
| Letrozole + Clomiphene | 4 |
Thickness of endometrial lining assessed by ultrasound (NCT02802865)
Timeframe: Cycle day 12-14
| Intervention | mm (Mean) |
|---|---|
| Letrozole | 6.2 |
| Letrozole + Clomiphene | 8.3 |
Live Birth: delivery of a live infant; No Live Birth: no delivery of a live infant (NCT02802865)
Timeframe: 9-10 months after treatment
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 1 |
| Letrozole + Clomiphene | 3 |
Multiple Gestation: an intrauterine pregnancy with multiple fetal heart rates determined by ultrasonography; No Multiple Gestation: either no intrauterine pregnancy, or an intrauterine pregnancy with a single fetal heart rate determined by ultrasonography (NCT02802865)
Timeframe: 9-10 months after treatment
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 0 |
| Letrozole + Clomiphene | 0 |
Number of follicles measuring > 10mm on ultrasound (NCT02802865)
Timeframe: Cycle day 12-14
| Intervention | follicles (Median) |
|---|---|
| Letrozole | 0 |
| Letrozole + Clomiphene | 1 |
Ovulation: mid-luteal progesterone > /=3 ng/mL. No ovulation: mid-luteal progesterone <3ng/mL. (NCT02802865)
Timeframe: 7 days following LH surge or at cycle day 21 if no LH surge was detected
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 15 |
| Letrozole + Clomiphene | 27 |
Pregnancy Loss: any pregnancy loss including biochemical pregnancy, ectopic pregnancy, and miscarriage; No Pregnancy Loss: no pregnancy loss including biochemical pregnancy, ectopic pregnancy, or miscarriage. (NCT02802865)
Timeframe: 9-10 months after treatment
| Intervention | Participants (Count of Participants) |
|---|---|
| Letrozole | 2 |
| Letrozole + Clomiphene | 1 |
Size of largest follicle on ultrasound (NCT02802865)
Timeframe: Cycle day 12-14
| Intervention | mm (Median) |
|---|---|
| Letrozole | 10 |
| Letrozole + Clomiphene | 16 |
(NCT01044862)
Timeframe: Participants were followed for the duration of their treatment and, if pregnant through 6 weeks post-delivery, up to 66 weeks
| Intervention | participants (Number) |
|---|---|
| Aromatase Inhibitors (AI) | 56 |
| Clomiphene Citrate (CC) | 70 |
| Follicle Stimulating Hormone (FSH) | 97 |
(NCT01044862)
Timeframe: Participants were followed for the duration of their treatment and, if pregnant through 6 weeks post-delivery, up to 66 weeks
| Intervention | number of multiples (Number) |
|---|---|
| Aromatase Inhibitors (AI) | 9 |
| Clomiphene Citrate (CC) | 8 |
| Follicle Stimulating Hormone (FSH) | 34 |
(NCT01044862)
Timeframe: Participants were followed for the duration of their treatment and, if pregnant through 6 weeks post-delivery, up to 66 weeks
| Intervention | participants (Number) |
|---|---|
| Aromatase Inhibitors (AI) | 85 |
| Clomiphene Citrate (CC) | 106 |
| Follicle Stimulating Hormone (FSH) | 140 |
(NCT01044862)
Timeframe: Participants were followed for the duration of their treatment and, if pregnant through 6 weeks post-delivery, up to 66 weeks
| Intervention | days (Mean) |
|---|---|
| Aromatase Inhibitors (AI) | 67.2 |
| Clomiphene Citrate (CC) | 67.4 |
| Follicle Stimulating Hormone (FSH) | 62.3 |
(NCT01909141)
Timeframe: 3 months
| Intervention | mm (Mean) |
|---|---|
| Arm 1:Letrozole-pioglitazone -Metformin Group | 10.56 |
| Arm 2: Clomiphene Citrate-pioglitazone-metformin | 9.68 |
(NCT01909141)
Timeframe: 3 months
| Intervention | follicles (Mean) |
|---|---|
| Arm 1:Letrozole-pioglitazone -Metformin Group | 1.44 |
| Arm 2: Clomiphene Citrate-pioglitazone-metformin | 1.5 |
(NCT01909141)
Timeframe: 3 months
| Intervention | percentage of all cycles (Number) |
|---|---|
| Arm 1:Letrozole-pioglitazone -Metformin Group | 93 |
| Arm 2: Clomiphene Citrate-pioglitazone-metformin | 108 |
(NCT01909141)
Timeframe: 3 months
| Intervention | participants (Number) |
|---|---|
| Arm 1:Letrozole-pioglitazone -Metformin Group | 28 |
| Arm 2: Clomiphene Citrate-pioglitazone-metformin | 24 |
serum creatinine was measured at the end of the study period (after 3 months) in both groups. (NCT01909141)
Timeframe: 3 months
| Intervention | mg/dL (Mean) |
|---|---|
| Arm 1:Letrozole-pioglitazone -Metformin Group | 0.62 |
| Arm 2: Clomiphene Citrate-pioglitazone-metformin | 0.57 |
Urine ovulation tests assessed (NCT01999569)
Timeframe: Cycle days 10-18
| Intervention | Participants (Count of Participants) |
|---|---|
| Control | 9 |
| Letrozole Treatment Cycle | 10 |
Ovulation; elevated progesterone (NCT01999569)
Timeframe: Cycle day 12
| Intervention | Participants (Count of Participants) |
|---|---|
| Control | 10 |
| Letrozole Treatment Cycle | 10 |
Serum progesterone ng/mL drawn during cycle days twelve through 22 (NCT01999569)
Timeframe: Cycle days 12-22
| Intervention | Participants (Count of Participants) |
|---|---|
| Control | 9 |
| Letrozole Treatment Cycle | 10 |
Ovulation detected by ultrasound was defined as the percentage of a participants with ovulation detected by ultrasound, defined as the dominant follicle and its subsequent collapse. If a dominant follicle was not observed by day 21 after menses, the ovulation induction was considered to be a failure. (NCT00427700)
Timeframe: cycle day 14-20
| Intervention | percentage of participants (Number) |
|---|---|
| Clomiphene | 52.5 |
| Raloxifene | 40.4 |
The level of serum progesterone that indicated ovulation was considered to be 3 ng/mL or greater, on days 8 to 10 after ovulation. (NCT00427700)
Timeframe: 8-10 days after ovulation
| Intervention | ng/mL (Mean) |
|---|---|
| Clomiphene | 26.1 |
| Raloxiphene | 40 |
Percentage of women in each arm who became pregnant within the study time frame. (NCT01279200)
Timeframe: 3 menstrual/treatment cycles (approximately 28-33 days each)
| Intervention | percentage of participants (Number) |
|---|---|
| Urinary LH Kits | 75 |
| Midcycle Ultrasound + hCG Injection | 25 |
Cycles means treatment/menstrual cycles, approximately 28-33 days. (NCT01279200)
Timeframe: 3 menstrual/treatment cycles, or upon conception, whichever comes first
| Intervention | menstrual cycles (Mean) |
|---|---|
| Urinary LH Kits | 1.83 |
| Midcycle Ultrasound + hCG Injection | 1 |
44 reviews available for letrozole and Infertility, Female
| Article | Year |
|---|---|
Live birth after letrozole as an adjunct to follicle-stimulating hormone versus follicle-stimulating hormone alone for ovarian stimulation in in vitro fertilisation cycles-study protocol for a randomised controlled trial.
Topics: Drug Therapy, Combination; Female; Fertilization in Vitro; Follicle Stimulating Hormone; Humans; Inf | 2022 |
Ovarian stimulation strategies for intrauterine insemination in couples with unexplained infertility: a systematic review and individual participant data meta-analysis.
Topics: Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility; Infertility, Femal | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2022 |
Letrozole: Pharmacology, toxicity and potential therapeutic effects.
Topics: Aromatase Inhibitors; Breast Neoplasms; Estrogens; Female; Humans; Infertility, Female; Letrozole; N | 2022 |
Letrozole Compared With Clomiphene Citrate for Polycystic Ovarian Syndrome: A Systematic Review and Meta-analysis.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Live Birth; Ov | 2023 |
First-line ovulation induction for polycystic ovary syndrome: an individual participant data meta-analysis.
Topics: Birth Rate; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, Female | 2019 |
Adjuvant treatment strategies in ovarian stimulation for poor responders undergoing IVF: a systematic review and network meta-analysis.
Topics: Clomiphene; Combined Modality Therapy; Controlled Clinical Trials as Topic; Drug Resistance; Female; | 2020 |
Adjuvant treatment strategies in ovarian stimulation for poor responders undergoing IVF: a systematic review and network meta-analysis.
Topics: Clomiphene; Combined Modality Therapy; Controlled Clinical Trials as Topic; Drug Resistance; Female; | 2020 |
Adjuvant treatment strategies in ovarian stimulation for poor responders undergoing IVF: a systematic review and network meta-analysis.
Topics: Clomiphene; Combined Modality Therapy; Controlled Clinical Trials as Topic; Drug Resistance; Female; | 2020 |
Adjuvant treatment strategies in ovarian stimulation for poor responders undergoing IVF: a systematic review and network meta-analysis.
Topics: Clomiphene; Combined Modality Therapy; Controlled Clinical Trials as Topic; Drug Resistance; Female; | 2020 |
A review of the physiology behind letrozole applications in infertility: are current protocols optimal?
Topics: Androgens; Aromatase Inhibitors; Breast Neoplasms; Estradiol; Female; Follicle Stimulating Hormone; | 2020 |
Comparison of clomiphene and letrozole for superovulation in patients with unexplained infertility undergoing intrauterine insemination: A systematic review and meta-analysis.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Insemination, Artificial; | 2020 |
Whether Letrozole could reduce the incidence of early ovary hyperstimulation syndrome after assisted reproductive technology? A systematic review and meta-analysis.
Topics: Aromatase Inhibitors; Female; Humans; Incidence; Infertility, Female; Letrozole; Ovarian Hyperstimul | 2020 |
Risk of foetal harm with letrozole use in fertility treatment: a systematic review and meta-analysis.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infant, Newborn; Infertility, Female; Letrozol | 2021 |
Stimulated cycle versus artificial cycle for frozen embryo transfer in patients with polycystic ovary syndrome: a Meta-analysis.
Topics: Abortion, Spontaneous; Aromatase Inhibitors; Cryopreservation; Embryo Implantation; Embryo Transfer; | 2021 |
Higher ovulation rate with letrozole as compared with clomiphene citrate in infertile women with polycystic ovary syndrome: a systematic review and meta-analysis.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Ovulation Indu | 2021 |
Letrozole for Female Infertility.
Topics: Aromatase Inhibitors; Female; Humans; Infertility, Female; Letrozole; Treatment Outcome | 2021 |
Polycystic ovarian syndrome and infertility: overview and insights of the putative treatments.
Topics: Anti-Mullerian Hormone; Bariatric Surgery; Clomiphene; Female; Gonadotropins; Humans; Infertility, F | 2021 |
In vitro fertilization treatments with the use of clomiphene citrate or letrozole.
Topics: Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Fertilization in Vitro; Gon | 2017 |
Letrozole versus clomiphene citrate in polycystic ovary syndrome: a meta-analysis of randomized controlled trials.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Live Birth; Ov | 2018 |
Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Anastrozole; Aromatase Inhibitors; Birth Rate; Clomiphene; Coitus; Female; Fe | 2018 |
Pharmacology of medications used for ovarian stimulation.
Topics: Clomiphene; Female; Fertility Agents, Female; Gonadotropin-Releasing Hormone; Gonadotropins; Humans; | 2019 |
Letrozole and Unexplained Infertility: A Contemporary Meta-analysis.
Topics: Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Let | 2019 |
Letrozole versus laparoscopic ovarian drilling in clomiphene citrate-resistant women with polycystic ovary syndrome: a systematic review and meta-analysis of randomized controlled trials.
Topics: Aromatase Inhibitors; Birth Rate; Clomiphene; Drug Resistance; Female; Fertility Agents, Female; Hum | 2019 |
Letrozole Compared With Clomiphene Citrate for Unexplained Infertility: A Systematic Review and Meta-analysis.
Topics: Abortion, Spontaneous; Aromatase Inhibitors; Clomiphene; Estradiol; Female; Fertility Agents, Female | 2019 |
Aromatase inhibitors for subfertile women with polycystic ovary syndrome.
Topics: Anastrozole; Aromatase Inhibitors; Birth Rate; Clomiphene; Coitus; Female; Fertility Agents, Female; | 2014 |
Letrozole versus clomiphene citrate for unexplained infertility: a systematic review and meta-analysis.
Topics: Abortion, Spontaneous; Bias; Clomiphene; Endometrium; Estradiol; Female; Follicle Stimulating Hormon | 2014 |
Endocrine and reproductive effects of polycystic ovarian syndrome.
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Fertilization in Vitro; Humans; Infertility, Fe | 2015 |
The use of aromatase inhibitors for ovulation induction.
Topics: Adult; Aromatase Inhibitors; Birth Rate; Clomiphene; Coitus; Female; Humans; Infertility, Female; Le | 2015 |
Novel strategies in the management of polycystic ovary syndrome.
Topics: Adult; Clomiphene; Contraceptives, Oral, Combined; Female; Fertility Agents, Female; Fertilization i | 2015 |
Random-start ovarian stimulation in patients with cancer.
Topics: Adult; Aromatase Inhibitors; Chorionic Gonadotropin; Cryopreservation; Female; Fertility Preservatio | 2015 |
Letrozole versus clomiphene citrate in polycystic ovary syndrome: systematic review and meta-analysis.
Topics: Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Let | 2015 |
Treatment strategies for the infertile polycystic ovary syndrome patient.
Topics: Anovulation; Antineoplastic Agents; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, | 2015 |
The benefits of other treatments than in vitro fertilization to aid conception in minimal and mild endometriosis.
Topics: Clomiphene; Endometriosis; Female; Fertility Agents, Female; Fertilization in Vitro; Humans; Inferti | 2016 |
Mono-ovulation in women with polycystic ovary syndrome: a clinical review on ovulation induction.
Topics: Adult; Anovulation; Body Weight; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans | 2016 |
The management of anovulatory infertility in women with polycystic ovary syndrome: an analysis of the evidence to support the development of global WHO guidance.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Consensus; Female; Fertility Agents, Female; Fertiliz | 2016 |
Oocyte cryopreservation for fertility preservation in women with cancer.
Topics: Cryopreservation; Estradiol; Female; Fertility Preservation; Humans; Infertility, Female; Letrozole; | 2016 |
Ovulation induction in polycystic ovary syndrome: Current options.
Topics: Anovulation; Anti-Obesity Agents; Aromatase Inhibitors; Bariatric Surgery; Clomiphene; Diet Therapy; | 2016 |
Treatment strategies for women with WHO group II anovulation: systematic review and network meta-analysis
Topics: Anovulation; Clomiphene; Drug Therapy, Combination; Female; Humans; Infertility, Female; Letrozole; | 2017 |
Aromatase inhibitors for female infertility: a systematic review of the literature.
Topics: Adult; Anastrozole; Aromatase Inhibitors; Clomiphene; Female; Fertilization in Vitro; Gonadotropins; | 2009 |
Fertility preservation in women with breast cancer.
Topics: Aromatase Inhibitors; Breast Neoplasms; Counseling; Cryopreservation; Embryo, Mammalian; Female; Fer | 2010 |
Reproductive impact of polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Clomiphene; Female; Fertilization in Vitro; Humans; Infant, Newborn; Infertil | 2012 |
Polycystic ovarian syndrome management options.
Topics: Clomiphene; Contraceptives, Oral, Hormonal; Estrogen Antagonists; Exercise; Female; Humans; Infertil | 2012 |
Evaluation and treatment of anovulatory and unexplained infertility.
Topics: Anovulation; Clomiphene; Diet; Evidence-Based Medicine; Exercise; Female; Fertility Agents, Female; | 2012 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
A new era in ovulation induction.
Topics: Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Folli | 2006 |
New advances in ovulation induction.
Topics: Anastrozole; Aromatase Inhibitors; Clomiphene; Estrogen Antagonists; Female; Fertility Agents, Femal | 2007 |
Assisted reproduction and breast cancer.
Topics: Algorithms; Antineoplastic Combined Chemotherapy Protocols; Breast Neoplasms; Cryopreservation; Embr | 2007 |
77 trials available for letrozole and Infertility, Female
| Article | Year |
|---|---|
The efficiency of low-dose letrozole plus clomiphene citrate for ovulation induction in intrauterine insemination cycles: A randomized clinical trial.
Topics: Chorionic Gonadotropin; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; I | 2022 |
Live birth after letrozole as an adjunct to follicle-stimulating hormone versus follicle-stimulating hormone alone for ovarian stimulation in in vitro fertilisation cycles-study protocol for a randomised controlled trial.
Topics: Drug Therapy, Combination; Female; Fertilization in Vitro; Follicle Stimulating Hormone; Humans; Inf | 2022 |
The Effect of Clomiphene Citrate and Letrozole in Apoptotic Pathways and Cell Cycle in Human Primary Cumulus Cells and the Protective Effect of Estradiol.
Topics: bcl-2-Associated X Protein; Cell Cycle; Clomiphene; Cumulus Cells; Estradiol; Female; Fertility Agen | 2022 |
Granulocyte colony stimulating factor (GCSF) did not affect the fertility outcomes in women with unexplained infertility after intrauterine insemination: a randomised clinical trial.
Topics: Abortion, Spontaneous; Clomiphene; Cytokines; Female; Fertility; Granulocyte Colony-Stimulating Fact | 2022 |
A triple-blind, randomized controlled trial, comparing combined letrozole and clomiphene versus only letrozole for ovulation induction in women with polycystic ovarian syndrome.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Ovulation Indu | 2023 |
The impact of letrozole on oocyte quality in assisted reproductive technology (ART); a randomized double-blind clinical trial.
Topics: Female; Fertilization in Vitro; Gonadotropins; Humans; Infertility, Female; Letrozole; Oocytes; Ovar | 2022 |
Ovulation induction using sequential letrozole/gonadotrophin in infertile women with PCOS: a randomized controlled trial.
Topics: Adolescent; Adult; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, | 2023 |
Comparison of Three Ovulation Induction Therapies for Patients With Polycystic Ovary Syndrome and Infertility.
Topics: Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Menotropins; Ovulation Ind | 2023 |
Comparing efficacy and safety of stair step protocols for clomiphene citrate and letrozole in ovulation induction for women with polycystic ovary syndrome (PCOS): a randomized controlled clinical trial.
Topics: Child; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitrile | 2023 |
Clomiphene citrate plus letrozole versus clomiphene citrate alone for ovulation induction in infertile women with ovulatory dysfunction: a randomized controlled trial.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Live Birth; Ov | 2023 |
The role of Letrozole (LE) in controlled ovarian stimulation (COS) in patients at high risk to develop ovarian hyper stimulation syndrome (OHSS). A prospective randomized controlled pilot study.
Topics: Adult; Anti-Mullerian Hormone; Aromatase Inhibitors; Female; Fertilization in Vitro; Gonadotropin-Re | 2020 |
Prospective randomized trial comparing efficacy of letrozole step-up protocol with letrozole plus gonadotropins for controlled ovarian stimulation and intrauterine insemination in patients with unexplained infertility.
Topics: Adult; Aromatase Inhibitors; Female; Gonadotropins; Humans; Infertility, Female; Insemination, Artif | 2019 |
Letrozole and human menopausal gonadotropin for ovulation induction in clomiphene resistance polycystic ovary syndrome patients: A randomized controlled study.
Topics: Abortion, Spontaneous; Adult; Clomiphene; Endometrium; Estradiol; Female; Humans; Infertility, Femal | 2020 |
Comparing the effect of clomiphene citrate and letrozole on ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Double-Blind Method; Endometrium; Female; Fertility Agents, | 2020 |
A multicenter randomized trial of personalized acupuncture, fixed acupuncture, letrozole, and placebo letrozole on live birth in infertile women with polycystic ovary syndrome.
Topics: Abortion, Spontaneous; Acupuncture Therapy; Aromatase Inhibitors; Female; Humans; Infertility, Femal | 2020 |
Letrozole versus clomiphene citrate for ovulation induction in anovulatory women with polycystic ovarian syndrome: A randomized controlled trial.
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Ovulati | 2021 |
Evaluation of the effect of trans-vaginal ovarian needle punctures on women with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Administration Schedule; Drug Resistance; Estrogen Ant | 2021 |
Ovulation induction with clomiphene citrate or letrozole following laparoscopy in infertile women with minimal to mild endometriosis: a prospective randomised controlled trial.
Topics: Clomiphene; Endometriosis; Female; Fertility Agents, Female; Humans; Infertility, Female; Laparoscop | 2022 |
Concomitant tamoxifen or letrozole for optimal oocyte yield during fertility preservation for breast cancer: the TAmoxifen or Letrozole in Estrogen Sensitive tumors (TALES) randomized clinical trial.
Topics: Adolescent; Adult; Antineoplastic Combined Chemotherapy Protocols; Breast Neoplasms; Cryopreservatio | 2021 |
Comparison of clomiphene citrate and letrozole for ovulation induction in women with polycystic ovary syndrome: a prospective randomized trial.
Topics: Adult; Clomiphene; Female; Hormone Antagonists; Humans; Infertility, Female; Letrozole; Nitriles; Ov | 2017 |
[Optimal Ovulation Induction in Polycystic Ovary Syndrome Resistant to Clomiphene Citrate or Letrozole.]
Topics: Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female; Humans; Infertility, Female | 2016 |
Double-blind randomized controlled trial of letrozole versus clomiphene citrate in subfertile women with polycystic ovarian syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2017 |
Intrauterine insemination with ovarian stimulation versus expectant management for unexplained infertility (TUI): a pragmatic, open-label, randomised, controlled, two-centre trial.
Topics: Administration, Oral; Adult; Clomiphene; Drug Administration Schedule; Female; Fertility Agents, Fem | 2018 |
The VEGF and PEDF levels in the follicular fluid of patients co- treated with LETROZOLE and gonadotropins during the stimulation cycle.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Eye Proteins; Female; Follicular Fluid; Gona | 2018 |
Insulin resistance is associated with depression risk in polycystic ovary syndrome.
Topics: Adult; Clomiphene; Depression; Female; Humans; Infertility, Female; Insulin Resistance; Letrozole; P | 2018 |
A randomized controlled trial comparing lifestyle intervention to letrozole for ovulation in women with polycystic ovary syndrome: a study protocol.
Topics: Administration, Oral; Adolescent; Adult; Diet, Healthy; Exercise; Female; Fertility Agents, Female; | 2018 |
Letrozole-associated controlled ovarian hyperstimulation in breast cancer patients versus conventional controlled ovarian hyperstimulation in infertile patients: assessment of oocyte quality related biomarkers.
Topics: Adolescent; Adult; Breast Neoplasms; Cellular Microenvironment; Estradiol; Female; Fertility Preserv | 2019 |
A randomized controlled trial of combination letrozole and clomiphene citrate or letrozole alone for ovulation induction in women with polycystic ovary syndrome.
Topics: Adolescent; Adult; Age Factors; Biomarkers; Body Mass Index; Clomiphene; Female; Fertility; Fertilit | 2019 |
The effectiveness of inositol and metformin on infertile polycystic ovary syndrome women with resistant to letrozole.
Topics: Adult; Female; Folic Acid; Humans; Infertility, Female; Inositol; Letrozole; Metformin; Ovulation In | 2019 |
Impact of letrozole versus clomiphene citrate on endometrial receptivity in Iraqi women with polycystic ovarian syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Endometrium; Female; Humans; Infertility, Female; Letrozole | 2019 |
Letrozole usage adjuvant to gonadotropins for ovulation induction for patients with clomiphene citrate failure.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Endometrium; Estradiol; Female; | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
Combined letrozole and clomiphene versus letrozole and clomiphene alone in infertile patients with polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Therapy, Combination; Female; Fertility Agents, Female | 2013 |
An effective alternative to only gonadotrophin for controlled ovarian stimulation in unexplained infertility patients undergoing intra-uterine insemination: a clinical trial.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Female; Follicle Stimulating Hormone; Humans | 2013 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Letrozole versus clomiphene for infertility in the polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2014 |
Effects of combining low‑dose aspirin with a Chinese patent medicine on follicular blood flow and pregnancy outcome.
Topics: Adult; Aspirin; Drug Therapy, Combination; Drugs, Chinese Herbal; Endometrium; Female; Fertility Age | 2014 |
[Relationship between letrozole administration during the luteal phase after oocyte retrieval and the early-stage ovarian hyperstimulation syndrome oocurrence].
Topics: Aromatase Inhibitors; Estradiol; Female; Fertilization in Vitro; Humans; Infertility, Female; Letroz | 2014 |
Assessment of multiple intrauterine gestations from ovarian stimulation (AMIGOS) trial: baseline characteristics.
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, Female; Let | 2015 |
Letrozole, Gonadotropin, or Clomiphene for Unexplained Infertility.
Topics: Adolescent; Adult; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, | 2015 |
Comparison of letrazole and clomiphene citrate in women with polycystic ovaries undergoing ovarian stimulation.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Fema | 2015 |
Effects of Letrozole-HMG and Clomiphene-HMG on Incidence of Luteinized Unruptured Follicle Syndrome in Infertile Women Undergoing Induction Ovulation and Intrauterine Insemination: A Randomised Trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Follicular Phase; Humans; | 2015 |
A randomized controlled trial of clomifene citrate, metformin, and pioglitazone versus letrozole, metformin, and pioglitazone for clomifene-citrate-resistant polycystic ovary syndrome.
Topics: Adult; Clomiphene; Double-Blind Method; Drug Resistance; Drug Therapy, Combination; Egypt; Female; F | 2016 |
Use of letrozole and clomiphene citrate combined with gonadotropins in clomiphene-resistant infertile women with polycystic ovary syndrome: a prospective study.
Topics: Adult; Clomiphene; Dose-Response Relationship, Drug; Drug Therapy, Combination; Female; Fertility Ag | 2015 |
A randomized, single-blind, prospective trial comparing three different gonadotropin doses with or without addition of letrozole during ovulation stimulation in patients with poor ovarian response.
Topics: Adolescent; Adult; Dose-Response Relationship, Drug; Drug Therapy, Combination; Embryo Transfer; Fem | 2016 |
Randomized controlled trial of letrozole, berberine, or a combination for infertility in the polycystic ovary syndrome.
Topics: Administration, Oral; Adult; Berberine; China; Double-Blind Method; Drug Administration Schedule; Dr | 2016 |
Comparison of acupuncture pretreatment followed by letrozole versus letrozole alone on live birth in anovulatory infertile women with polycystic ovary syndrome: a study protocol for a randomised controlled trial.
Topics: Acupuncture Therapy; Adult; Aromatase Inhibitors; Birth Rate; Clinical Protocols; Electroacupuncture | 2016 |
RETRACTED: Clomiphene citrate or aromatase inhibitors for superovulation in women with unexplained infertility undergoing intrauterine insemination: a prospective randomized trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Fema | 2009 |
Pregnancy outcome after ovulation induction with aromatase inhibitors or clomiphene citrate in unexplained infertility.
Topics: Abortion, Spontaneous; Adult; Anastrozole; Aromatase Inhibitors; Clomiphene; Female; Fertility Agent | 2009 |
Endometrial and follicular development following letrozole intervention in unexplained infertile patients failed to get pregnant with clomiphene citrate.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Endometrium; Estradiol; Female; Fertility Agents, Female; H | 2009 |
RETRACTED: Letrozole versus combined metformin and clomiphene citrate for ovulation induction in clomiphene-resistant women with polycystic ovary syndrome: a randomized controlled trial.
Topics: Adult; Algorithms; Clomiphene; Drug Combinations; Drug Resistance; Female; Fertility Agents, Female; | 2010 |
Use of aromatase inhibitors in poor-responder patients receiving GnRH antagonist protocols.
Topics: Adult; Aromatase Inhibitors; Chorionic Gonadotropin; Female; Follicle Stimulating Hormone; Gonadotro | 2009 |
Aromatase inhibitors in women with clomiphene citrate resistance: a randomized, double-blind, placebo-controlled trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Double-Blind Method; Drug Resistance; Female; Fertility Age | 2010 |
A comparison of the effect of short-term aromatase inhibitor (letrozole) and GnRH agonist (triptorelin) versus case control on pregnancy rate and symptom and sign recurrence after laparoscopic treatment of endometriosis.
Topics: Adult; Aromatase Inhibitors; Endometriosis; Female; Gonadotropin-Releasing Hormone; Humans; Infertil | 2011 |
Reproductive outcome after letrozole versus laparoscopic ovarian drilling for clomiphene-resistant polycystic ovary syndrome.
Topics: Adult; Anovulation; Aromatase Inhibitors; Clomiphene; Drug Administration Schedule; Drug Resistance; | 2011 |
Extended letrozole regimen versus clomiphene citrate for superovulation in patients with unexplained infertility undergoing intrauterine insemination: a randomized controlled trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Insemination; Letrozol | 2011 |
Extended letrozole regimen versus clomiphene citrate for superovulation in patients with unexplained infertility undergoing intrauterine insemination: a randomized controlled trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Insemination; Letrozol | 2011 |
Extended letrozole regimen versus clomiphene citrate for superovulation in patients with unexplained infertility undergoing intrauterine insemination: a randomized controlled trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Insemination; Letrozol | 2011 |
Extended letrozole regimen versus clomiphene citrate for superovulation in patients with unexplained infertility undergoing intrauterine insemination: a randomized controlled trial.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Insemination; Letrozol | 2011 |
Comparison of efficacy of letrozole and clomiphene citrate in ovulation induction in Indian women with polycystic ovarian syndrome.
Topics: Adult; Chorionic Gonadotropin; Clomiphene; Endometrium; Estradiol; Female; Fertility Agents, Female; | 2012 |
Randomized comparison of superovulation with letrozole vs. clomiphene citrate in an IUI program for women with recently surgically treated minimal to mild endometriosis.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Administration Schedule; Endometriosis; Female; Fertil | 2012 |
The Pregnancy in Polycystic Ovary Syndrome II (PPCOS II) trial: rationale and design of a double-blind randomized trial of clomiphene citrate and letrozole for the treatment of infertility in women with polycystic ovary syndrome.
Topics: Adolescent; Adult; Antineoplastic Agents; Chi-Square Distribution; Clomiphene; Double-Blind Method; | 2012 |
Comparison of treatment outcomes of infertile women by clomiphene citrate and letrozole with gonadotropins underwent intrauterine insemination.
Topics: Adult; Clomiphene; Female; Fertility; Fertility Agents, Female; Gonadotropins; Humans; Infertility, | 2012 |
Comparison of the effects of letrozole and clomiphene citrate for ovulation induction in infertile women with polycystic ovary syndrome.
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitrile | 2012 |
Letrozole versus clomiphene citrate for superovulation in Egyptian women with unexplained infertility: a randomized controlled trial.
Topics: Adult; Chi-Square Distribution; Chorionic Gonadotropin; Clomiphene; Egypt; Endometrium; Endosonograp | 2012 |
Is letrozole superior to clomiphene for ovarian stimulation prior to intrauterine insemination?
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Insemination, Arti | 2013 |
Minimal stimulation protocol using letrozole versus microdose flare up GnRH agonist protocol in women with poor ovarian response undergoing ICSI.
Topics: Adult; Aromatase Inhibitors; Drug Resistance; Egypt; Estradiol; Female; Fertility Agents, Female; Fe | 2013 |
Efficacy of combined metformin-letrozole in comparison with bilateral ovarian drilling in clomiphene-resistant infertile women with polycystic ovarian syndrome.
Topics: Adult; Aromatase Inhibitors; Blood Glucose; Clomiphene; Drug Therapy, Combination; Female; Fertility | 2013 |
Aromatase inhibition reduces the dose of gonadotropin required for controlled ovarian hyperstimulation.
Topics: Adult; Aromatase Inhibitors; Female; Follicle Stimulating Hormone; Humans; Infertility, Female; Letr | 2004 |
A randomized trial of letrozole versus clomiphene citrate in women undergoing superovulation.
Topics: Abortion, Spontaneous; Adult; Aromatase Inhibitors; Clomiphene; Endometrium; Female; Fertility Agent | 2004 |
Efficacy of combined metformin-letrozole in comparison with metformin-clomiphene citrate in clomiphene-resistant infertile women with polycystic ovarian disease.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Resistance; Drug Therapy, Combination; Endometrium; Fe | 2006 |
Letrozole vs. clomiphene citrate in patients with ovulatory infertility.
Topics: Administration, Oral; Adult; Anovulation; Clomiphene; Endometriosis; Female; Fertility Agents, Femal | 2006 |
Aromatase inhibitors in ovarian stimulation for IVF/ICSI: a pilot study.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Female; Fertilization in Vitro; Follicle Sti | 2006 |
Letrozole versus human menopausal gonadotrophin in women undergoing intrauterine insemination.
Topics: Adult; Aromatase Inhibitors; Endometrium; Female; Follicular Phase; Humans; Infertility, Female; Ins | 2006 |
Comparison of the efficacy of the aromatase inhibitor letrozole and clomiphene citrate as adjuvants to recombinant follicle-stimulating hormone in controlled ovarian hyperstimulation: a prospective, randomized, blinded clinical trial.
Topics: Adult; Aromatase Inhibitors; Chemotherapy, Adjuvant; Clomiphene; Drug Combinations; Female; Fertilit | 2006 |
Role of aromatase inhibitor in ovulation induction in patients with poor response to clomiphene citrate.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Letrozole; Nitriles; O | 2006 |
Follicular phase dynamics with combined aromatase inhibitor and follicle stimulating hormone treatment.
Topics: Adult; Aromatase Inhibitors; Dose-Response Relationship, Drug; Drug Therapy, Combination; Endometriu | 2007 |
Management of poor responders: can outcomes be improved with a novel gonadotropin-releasing hormone antagonist/letrozole protocol?
Topics: Adult; Aromatase Inhibitors; Chorionic Gonadotropin; Dose-Response Relationship, Drug; Drug Administ | 2008 |
Randomized controlled trial of three doses of letrozole for ovulation induction in patients with unexplained infertility.
Topics: Adult; Aromatase Inhibitors; Female; Humans; Infertility, Female; Letrozole; Nitriles; Ovulation Ind | 2007 |
RETRACTED: Anastrozole or letrozole for ovulation induction in clomiphene-resistant women with polycystic ovarian syndrome: a prospective randomized trial.
Topics: Abortion, Spontaneous; Adult; Anastrozole; Aromatase Inhibitors; Clomiphene; Drug Resistance; Endome | 2008 |
A comparison of letrozole to gonadotropins for ovulation induction in subjects with advanced maternal age: a retrospective pilot study.
Topics: Adult; Aromatase Inhibitors; Female; Gonadotropins; Humans; Infertility, Female; Letrozole; Middle A | 2008 |
Use of an aromatase inhibitor for induction of ovulation in patients with an inadequate response to clomiphene citrate.
Topics: Anovulation; Aromatase Inhibitors; Chorionic Gonadotropin; Endometrium; Enzyme Inhibitors; Estradiol | 2001 |
87 other studies available for letrozole and Infertility, Female
| Article | Year |
|---|---|
Frozen Embryo Transfer in Mildly Stimulated Cycle With Letrozole Compared to Natural Cycle in Ovulatory Women: A Large Retrospective Study.
Topics: Adult; Aromatase Inhibitors; Cryopreservation; Embryo Transfer; Female; Humans; Infertility, Female; | 2021 |
Letrozole promotes the expression of integrin αvβ3 and HOXA10 in endometrium of endometriosis.
Topics: Animals; Embryo Implantation; Endometriosis; Endometrium; Female; Homeobox A10 Proteins; Humans; Inf | 2022 |
Emulating a target trial of the comparative effectiveness of clomiphene citrate and letrozole for ovulation induction.
Topics: Adolescent; Adult; Child; Clomiphene; Female; Fertility Agents, Female; Humans; Infant, Newborn; Inf | 2022 |
The Effects of Letrozole and Metformin Combined with Targeted Nursing Care on Ovarian Function, LH, and FSH in Infertile Patients with Polycystic Ovary Syndrome.
Topics: Female; Follicle Stimulating Hormone; Humans; Infertility, Female; Letrozole; Metformin; Polycystic | 2022 |
Efficacy of Letrozole Combined with Urinary Gonadotropin for Ovulation Induction in Endocrine Abnormal Infertility Patients: A Retrospective Single-Center, Case-Control Study.
Topics: Case-Control Studies; Child; Female; Gonadotropins; Humans; Infertility, Female; Letrozole; Menotrop | 2022 |
Comparison of different endometrial preparation protocols on frozen embryo transfer pregnancy outcome in patients with normal ovulation.
Topics: Cryopreservation; Embryo Transfer; Female; Humans; Infertility, Female; Letrozole; Live Birth; Ovula | 2022 |
Extending letrozole treatment duration is effective in inducing ovulation in women with polycystic ovary syndrome and letrozole resistance.
Topics: Clomiphene; Duration of Therapy; Female; Fertility Agents, Female; Humans; Infertility, Female; Letr | 2023 |
Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitriles; Poly | 2022 |
Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitriles; Poly | 2022 |
Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitriles; Poly | 2022 |
Effect of different timing of letrozole initiation on pregnancy outcome in polycystic ovary syndrome.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Nitriles; Poly | 2022 |
Ovarian Response can be Predicted in Women with PCOS who have Ovulation Induction with Letrozole.
Topics: Cohort Studies; Female; Fertility Agents, Female; Follicle Stimulating Hormone; Humans; Infertility, | 2023 |
Development and evaluation of novel krill oil-based clomiphene microemulsion as a therapeutic strategy for PCOS treatment.
Topics: Animals; Clomiphene; Euphausiacea; Female; Humans; Infertility, Female; Insulin Resistance; Letrozol | 2023 |
Letrozole cotreatment improves the follicular output rate in high-body-mass-index women with polycystic ovary syndrome undergoing IVF treatment.
Topics: Body Mass Index; Female; Fertilization in Vitro; Humans; Infertility, Female; Letrozole; Polycystic | 2023 |
Synergistic action of carvedilol and clomiphene in mitigating the behavioral phenotypes of letrozole-model of PCOS rats by modulating the NRF2/NFKB pathway.
Topics: Acetylcholine; Animals; Carvedilol; Catalase; Clomiphene; Esterases; Female; Fertility Agents, Femal | 2023 |
Ovulation induction with letrozole and dexamethasone in infertile patients with letrozole-resistant polycystic ovary syndrome.
Topics: Clomiphene; Dexamethasone; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; | 2023 |
Association between follicle size, endometrial thickness, and types of ovarian stimulation (Clomiphene citrate and Letrozole) with biochemical pregnancy rate in women undergone intrauterine insemination.
Topics: Case-Control Studies; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Ins | 2023 |
Impact of 2.5 mg versus 5 mg letrozole co-treatment in an antagonist protocol for IVF: a retrospective study.
Topics: China; Female; Fertilization in Vitro; Gonadotropin-Releasing Hormone; Humans; Infant, Newborn; Infe | 2023 |
A comparison between a combination of letrozole and clomiphene citrate versus gonadotropins for ovulation induction in infertile patients with clomiphene citrateresistant polycystic ovary syndrome - a retrospective study.
Topics: Adult; Clomiphene; Dose-Response Relationship, Drug; Female; Fertility Agents, Female; Gonadotropins | 2020 |
The impact of letrozole administration on oocyte morphology in breast cancer patients undergoing fertility preservation.
Topics: Adult; Antineoplastic Agents; Breast Neoplasms; Cell Shape; Cryopreservation; Female; Fertility Pres | 2020 |
Pregnancy registry: three-year follow-up of children conceived from letrozole, clomiphene, or gonadotropins.
Topics: Adult; Age Factors; Child Behavior; Child Development; Child, Preschool; Clomiphene; Cognition; Fema | 2020 |
Successful live birth in a woman with resistant ovary syndrome treated with letrozole and HMG: A case report.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Female; Gonadotropins; Humans; Infertility, | 2020 |
The leaf aqueous extract of Myrianthus arboreus P. Beauv. (Cecropiaceae) improved letrozole-induced polycystic ovarian syndrome associated conditions and infertility in female Wistar rats.
Topics: Animals; Cameroon; Disease Models, Animal; Dose-Response Relationship, Drug; Female; Infertility, Fe | 2020 |
Do lipid parameters change during clomiphene citrate or letrozole therapy in women being treated for infertility? A pilot study.
Topics: Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility; Infertility | 2021 |
Effects of letrozole or tamoxifen coadministered with a standard stimulation protocol on fertility preservation among breast cancer patients.
Topics: Adolescent; Adult; Antineoplastic Combined Chemotherapy Protocols; Breast Neoplasms; Female; Fertili | 2021 |
Application of Pulsed Rhythmic Drug Administration to Ovulation Induction Therapy in PCOS Patients with Clomiphene-Resistance: a Retrospective Research.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Administration Routes; Drug Resistance; Female; Fertil | 2021 |
Uterine anomalies in cell proliferation, energy homeostasis and oxidative stress in PCOS hamsters, M. auratus: Therapeutic potentials of melatonin.
Topics: Animals; Aromatase Inhibitors; Blood Glucose; Cell Proliferation; Cricetinae; Disease Models, Animal | 2021 |
Comparison of the efficacy of letrozole stair-step protocol with clomiphene citrate stair-step protocol in the management of clomiphene citrate-resistant polycystic ovary syndrome patients.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Ovulation Indu | 2021 |
Letrozole as first-line drug for ovulation induction in treatment-naïve infertile polycystic ovarian syndrome women.
Topics: Cohort Studies; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; Ovulation; | 2021 |
Pregnancy and neonatal outcomes following letrozole use in frozen-thawed single embryo transfer cycles.
Topics: Abortion, Spontaneous; Aromatase Inhibitors; Blastocyst; Cohort Studies; Cryopreservation; Female; F | 2017 |
Re: Clomiphene citrate and letrozole to reduce follicle-stimulating hormone consumption during ovarian stimulation: systematic review and meta-analysis. T. N. Bechtejew, M. N. Nadai, C. O. Nastri and W. P. Martins. Ultrasound Obstet Gynecol 2017; 50: 315-
Topics: Clomiphene; Follicle Stimulating Hormone; Humans; Infertility, Female; Letrozole; Nitriles; Ovulatio | 2017 |
Ovulation induction and controlled ovarian stimulation using letrozole gonadotropin combination: A single center retrospective cohort study.
Topics: Adult; Drug Therapy, Combination; Endometriosis; Female; Fertility Agents, Female; Follicle Stimulat | 2017 |
Ovarian stimulation in infertile women treated with the use of intrauterine insemination: a cohort study from China.
Topics: Adult; China; Cohort Studies; Female; Humans; Infertility, Female; Insemination, Artificial; Letrozo | 2018 |
Comparison of the pregnancy outcomes and the incidence of fetal congenital abnormalities in infertile women treated with letrozole and clomiphene citrate.
Topics: Abnormalities, Drug-Induced; Adult; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema | 2018 |
A Retrospective Study of Letrozole Treatment Prior to Human Chorionic Gonadotropin in Women with Polycystic Ovary Syndrome Undergoing In Vitro Fertilization at Risk of Ovarian Hyperstimulation Syndrome.
Topics: Adult; China; Chorionic Gonadotropin; Embryo Transfer; Female; Fertilization in Vitro; Humans; Infer | 2018 |
Association among depression, symptom experience, and quality of life in polycystic ovary syndrome.
Topics: Adult; Aromatase Inhibitors; Case-Control Studies; Clomiphene; Depression; Female; Fertility Agents, | 2018 |
Mild ovarian stimulation with letrozole plus fixed dose human menopausal gonadotropin prior to IVF/ICSI for infertile non-obese women with polycystic ovarian syndrome being pre-treated with metformin: a pilot study.
Topics: Adult; Female; Gonadotropins; Humans; Infertility, Female; Letrozole; Metformin; Nitriles; Oocyte Re | 2018 |
Luteal support with vaginal dydrogesterone increases pregnancy rate in patients with clomifene resistant polycystic ovary syndrome receiving letrozole for ovulation induction.
Topics: Administration, Intravaginal; Adult; Clomiphene; Dydrogesterone; Female; Fertility Agents, Female; H | 2019 |
Comparison of congenital malformations among babies born after administration of letrozole or clomiphene citrate for infertility treatment in a Korean cohort.
Topics: Adult; Aromatase Inhibitors; Asian People; Clomiphene; Cohort Studies; Congenital Abnormalities; Fem | 2018 |
Ovulation induction and intrauterine insemination in infertile women with polycystic ovary syndrome: A comparison of drugs.
Topics: Adult; Birth Rate; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Insemi | 2018 |
Letrozole for patients with polycystic ovary syndrome: A retrospective study.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Fema | 2018 |
Comparision of Letrozole with Timed Intercourse Versus Clomiphene Citrate with Intrauterine Insemination in Patients with Unexplained Infertility.
Topics: Adult; Clomiphene; Coitus; Endometrium; Female; Fertility Agents, Female; Humans; Infertility, Femal | 2016 |
Translation and implementation of the Australian-led PCOS guideline: clinical summary and translation resources from the International Evidence-based Guideline for the Assessment and Management of Polycystic Ovary Syndrome.
Topics: Adolescent; Adult; Clomiphene; Disease Management; Evidence-Based Medicine; Female; Humans; Infertil | 2018 |
Letrozole use during frozen embryo transfer cycles in women with polycystic ovary syndrome.
Topics: Adult; Blastocyst; Cryopreservation; Embryo Transfer; Female; Fertilization in Vitro; Freezing; Horm | 2019 |
Effect of GnRH agonist and letrozole treatment in women with recurrent implantation failure.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Embryo Implantation; Embryo Transfer; Female | 2019 |
Predictive factors for pregnancy during the first four intrauterine insemination cycles using gonadotropin.
Topics: Adult; Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, Female; Ins | 2013 |
Safety and feasibility of performing two consecutive ovarian stimulation cycles with the use of letrozole-gonadotropin protocol for fertility preservation in breast cancer patients.
Topics: Adult; Breast Neoplasms; Cohort Studies; Comorbidity; Drug Therapy, Combination; Drug-Related Side E | 2013 |
An assessment of current clinical attitudes toward letrozole use in reproductive endocrinology practices.
Topics: Aromatase Inhibitors; Attitude of Health Personnel; Attitude to Health; Comorbidity; Drug-Related Si | 2013 |
Endometrial receptivity markers in infertile women stimulated with letrozole compared with clomiphene citrate and natural cycles.
Topics: Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Inf | 2014 |
[Luteal letrozole administration decreases serum estrogen level but not the risk of ovarian hyperstimulation syndrome].
Topics: Adult; Aromatase Inhibitors; Embryo Transfer; Estrogens; Female; Fertilization in Vitro; Humans; Inf | 2013 |
aP2-Cre-mediated inactivation of estrogen receptor alpha causes hydrometra.
Topics: Animals; Estradiol; Estrogen Receptor alpha; Estrous Cycle; Fatty Acid-Binding Proteins; Female; Gen | 2014 |
The comparision of effect of microdose GnRH-a flare-up, GnRH antagonist/aromatase inhibitor letrozole and GnRH antagonist/clomiphene citrate protocols on IVF outcomes in poor responder patients.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Estradiol; Female; Gonadotropin-Releasing Hormone; Humans; | 2014 |
Reproductive endocrinology: revisiting ovulation induction in PCOS.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility | 2014 |
Congenital malformations among babies born following letrozole or clomiphene for infertility treatment.
Topics: Birth Weight; Child; Child, Preschool; Clomiphene; Congenital Abnormalities; Female; Fertility Agent | 2014 |
First reported case of sextuplets conceived via letrozole for ovulation induction.
Topics: Adult; Aromatase Inhibitors; Female; Humans; Infertility, Female; Letrozole; Multiple Birth Offsprin | 2015 |
Minimal stimulation using gonadotropin combined with clomiphene citrate or letrozole for intrauterine insemination.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Drug Administration Schedule; Drug Combinations; Female; Fe | 2015 |
In defense of publishing baseline data from clinical trials.
Topics: Clomiphene; Female; Fertility Agents, Female; Gonadotropins; Humans; Infertility, Female; Letrozole; | 2015 |
Efficacy of random-start controlled ovarian stimulation in cancer patients.
Topics: Cryopreservation; Estradiol; Female; Fertility Preservation; Fertilization in Vitro; Humans; Inferti | 2015 |
Fertility Preservation Success Subsequent to Concurrent Aromatase Inhibitor Treatment and Ovarian Stimulation in Women With Breast Cancer.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Cryopreservation; Embryo, Mammalian; Female; Fertilit | 2015 |
Fertility Preservation Success Subsequent to Concurrent Aromatase Inhibitor Treatment and Ovarian Stimulation in Women With Breast Cancer.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Cryopreservation; Embryo, Mammalian; Female; Fertilit | 2015 |
Fertility Preservation Success Subsequent to Concurrent Aromatase Inhibitor Treatment and Ovarian Stimulation in Women With Breast Cancer.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Cryopreservation; Embryo, Mammalian; Female; Fertilit | 2015 |
Fertility Preservation Success Subsequent to Concurrent Aromatase Inhibitor Treatment and Ovarian Stimulation in Women With Breast Cancer.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Cryopreservation; Embryo, Mammalian; Female; Fertilit | 2015 |
Progesterone levels in letrozole associated controlled ovarian stimulation for fertility preservation in breast cancer patients.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Estradiol; Female; Fertility Preservation; Fertilizat | 2015 |
A comparison of endometrial thickness following augmentation of ovulation with clomifene citrate or letrozole in women with ovulatory infertility.
Topics: Adult; Clomiphene; Endometrium; Female; Fertility Agents, Female; Follicle Stimulating Hormone; Huma | 2015 |
Comparison of Success of Clomiphene citrate and Letrozole in Ovulation Induction.
Topics: Adult; Bangladesh; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letroz | 2016 |
Twin delivery after IVF-ET with variable dose letrozole-FSH protocol of lower estradiol in a patient previously treated for breast cancer: a case report.
Topics: Adenocarcinoma, Mucinous; Adult; Aromatase Inhibitors; Breast Neoplasms; Embryo Transfer; Estradiol; | 2016 |
Diagnosis and Treatment of Polycystic Ovary Syndrome.
Topics: Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Female; Humans; Hyperandrogenism; Hypogl | 2016 |
GnRH antagonist and letrozole co-treatment in diminished ovarian reserve patients: a proof-of-concept study.
Topics: Adult; Aromatase Inhibitors; Drug Therapy, Combination; Estradiol; Female; Fertility Agents, Female; | 2017 |
Fertility preservation: a vital survivorship issue for young women with breast cancer.
Topics: Adult; Breast Neoplasms; Chemotherapy, Adjuvant; Enzyme Inhibitors; Female; Follicle Stimulating Hor | 2008 |
[Effect of two different doses of letrozole in promoting ovulation in infertile women with polycystic ovarian syndrome].
Topics: Adult; Aromatase Inhibitors; Female; Fertility Agents, Female; Humans; Infertility, Female; Insemina | 2008 |
[Clinical analysis of assistant treatment proposals for infertile women with polycystic ovary syndrome].
Topics: Adult; Clomiphene; Embryo Transfer; Female; Fertilization in Vitro; Humans; Infertility, Female; Let | 2008 |
Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction.
Topics: Administration, Intravaginal; Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, | 2010 |
Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction.
Topics: Administration, Intravaginal; Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, | 2010 |
Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction.
Topics: Administration, Intravaginal; Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, | 2010 |
Luteal support with intravaginal progesterone increases clinical pregnancy rates in women with polycystic ovary syndrome using letrozole for ovulation induction.
Topics: Administration, Intravaginal; Adult; Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, | 2010 |
Random-start controlled ovarian hyperstimulation for emergency fertility preservation in letrozole cycles.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Carcinoma; Cryopreservation; Drug Administration Sche | 2011 |
Random-start controlled ovarian hyperstimulation for emergency fertility preservation in letrozole cycles.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Carcinoma; Cryopreservation; Drug Administration Sche | 2011 |
Random-start controlled ovarian hyperstimulation for emergency fertility preservation in letrozole cycles.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Carcinoma; Cryopreservation; Drug Administration Sche | 2011 |
Random-start controlled ovarian hyperstimulation for emergency fertility preservation in letrozole cycles.
Topics: Adult; Aromatase Inhibitors; Breast Neoplasms; Carcinoma; Cryopreservation; Drug Administration Sche | 2011 |
Letrozole or clomiphene citrate as first line for anovulatory infertility: a debate.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Drug Resistance; Female; Fertility Agents, Female; Hu | 2011 |
Letrozole or clomiphene citrate as first line for anovulatory infertility: a debate.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Drug Resistance; Female; Fertility Agents, Female; Hu | 2011 |
Letrozole or clomiphene citrate as first line for anovulatory infertility: a debate.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Drug Resistance; Female; Fertility Agents, Female; Hu | 2011 |
Letrozole or clomiphene citrate as first line for anovulatory infertility: a debate.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Drug Resistance; Female; Fertility Agents, Female; Hu | 2011 |
Body mass index-associated differences in response to ovulation induction with letrozole.
Topics: Adult; Alabama; Aromatase Inhibitors; Body Mass Index; Chi-Square Distribution; Female; Fertility Ag | 2011 |
Use of the aromatase inhibitor letrozole for ovulation induction in women with polycystic ovarian syndrome.
Topics: Anovulation; Aromatase Inhibitors; Clomiphene; Congenital Abnormalities; Female; Fertility Agents, F | 2011 |
Drugs for ovulation induction.
Topics: Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Insemination, Artificial; | 2011 |
Controlled ovarian hyperstimulation in women with polycystic ovarian syndrome with or without intrauterine insemination.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Cohort Studies; Female; Fertility Agents, Female; Gonadotro | 2012 |
Endometrial receptivity defects during IVF cycles with and without letrozole.
Topics: Adult; Aromatase Inhibitors; Birth Rate; Embryo Implantation; Endometrium; Female; Fertilization in | 2012 |
Aromatase inhibition reduces gonadotrophin dose required for controlled ovarian stimulation in women with unexplained infertility.
Topics: Adult; Aromatase Inhibitors; Clomiphene; Enzyme Inhibitors; Estradiol; Female; Fertility Agents, Fem | 2003 |
Doctors in India prescribe unapproved fertility drug.
Topics: Drug Approval; Drug Labeling; Female; Fertility Agents, Female; Humans; India; Infertility, Female; | 2003 |
Indian firm caught marketing anticancer drug for fertility.
Topics: Antineoplastic Agents; Aromatase Inhibitors; Drug Approval; Drug Industry; Enzyme Inhibitors; Female | 2003 |
Indian drug firm accused of illegal marketing of letrozole.
Topics: Drug Approval; Female; Fertility Agents, Female; Humans; India; Infertility, Female; Legislation, Dr | 2003 |
Hormonal profile and endometrial morphology in letrozole-controlled ovarian hyperstimulation in ovulatory infertile patients.
Topics: Adult; Aromatase Inhibitors; Endometrium; Estradiol; Female; Humans; Infertility, Female; Letrozole; | 2005 |
Letrozole induction of ovulation in women with clomiphene citrate-resistant polycystic ovary syndrome may not depend on the period of infertility, the body mass index, or the luteinizing hormone/follicle-stimulating hormone ratio.
Topics: Adult; Aromatase Inhibitors; Body Mass Index; Clomiphene; Drug Resistance; Female; Fertility Agents, | 2006 |
Congenital malformations among 911 newborns conceived after infertility treatment with letrozole or clomiphene citrate.
Topics: Adult; Aromatase Inhibitors; Canada; Clomiphene; Comorbidity; Congenital Abnormalities; Female; Fert | 2006 |
Limiting access to letrozole--is it justified?
Topics: Aromatase Inhibitors; Female; Heart Defects, Congenital; Humans; Infant, Newborn; Infertility, Femal | 2007 |
[The role of the ovarian steroid aromatase in pathogenesis of reproductive cycles disorders].
Topics: Administration, Oral; Anestrus; Animals; Aromatase; Aromatase Inhibitors; Body Weight; Estrous Cycle | 2007 |
In vitro maturation of germinal vesicle oocytes recovered after premature luteinizing hormone surge: description of a novel approach to fertility preservation.
Topics: Adult; Antineoplastic Agents; Breast Neoplasms; Cell Culture Techniques; Cryopreservation; Drug Admi | 2008 |
Clomiphene citrate: an old favourite lives on.
Topics: Anovulation; Clomiphene; Female; Fertility Agents, Female; Humans; Infertility, Female; Letrozole; N | 2007 |
Role of aromatase inhibitor in patients with poor response to clomiphene citrate needs further evaluation.
Topics: Aromatase Inhibitors; Clomiphene; Female; Humans; Infertility, Female; Letrozole; Nitriles; Ovulatio | 2007 |
Controlling for the EFFECTS related to the underlying pathology of infertility.
Topics: Aromatase Inhibitors; Brain; Clomiphene; Estrogen Antagonists; Estrogens; Female; Humans; Infertilit | 2008 |
Letrozole co-treatment in infertile women 40 years old and older receiving controlled ovarian stimulation and intrauterine insemination.
Topics: Adult; Aromatase Inhibitors; Case-Control Studies; Drug Therapy, Combination; Endometriosis; Female; | 2009 |