Page last updated: 2024-10-30

letrozole and Abortion, Spontaneous

letrozole has been researched along with Abortion, Spontaneous in 28 studies

Abortion, Spontaneous: Expulsion of the product of FERTILIZATION before completing the term of GESTATION and without deliberate interference.

Research Excerpts

ExcerptRelevanceReference
"Letrozole-induced ovulation can obtain ovulation rate and pregnancy rate similar to gonadotropin, but reduce the risk associated with treatment."9.34Letrozole 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."9.34A 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)
"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."9.22Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome. ( Farquhar, C; Franik, S; Kiesel, L; Kremer, JA; Le, QK, 2022)
"Letrozole appears to improve live birth and pregnancy rates in subfertile women with anovulatory polycystic ovary syndrome, compared to clomiphene citrate."8.98Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome. ( Eltrop, SM; Farquhar, C; Franik, S; Kiesel, L; Kremer, JA, 2018)
"No studies have been conducted on the impact of different types of ovulatory dysfunction on the outcomes of frozen-thawed embryo transfers (FETs) in a letrozole-stimulated cycle in women with polycystic ovarian syndrome (PCOS)."8.31Comparison of pregnancy outcomes of letrozole-induced frozen-thawed embryo transfer cycles in PCOS women with two different abnormal ovulation patterns: A retrospective cohort study. ( Cao, JX; Hou, JW; Jiang, WJ; Song, JY; Sun, ZG; Wang, DD; Yan, MH, 2023)
"These results suggest that letrozole use may improve clinical pregnancy, clinical pregnancy with fetal heart beat, and live births and reduce the risk of miscarriage in patients undergoing single FET cycles."7.85Pregnancy and neonatal outcomes following letrozole use in frozen-thawed single embryo transfer cycles. ( Irahara, M; Jwa, SC; Kubota, T; Kuwahara, A; Saito, H; Tatsumi, T, 2017)
"Letrozole (LE) has been found to improve the luteal function."5.91The effect of gonadotrophin-releasing hormone agonist versus human chorionic gonadotrophin trigger on pregnancy and neonatal outcomes in Letrozole-HMG IUI cycles. ( Chen, L; Gao, Y; Jiang, S; Kuang, Y; Long, H; Wang, Y; Xi, Q, 2023)
"8."5.91Letrozole-stimulated endometrial preparation protocol is a superior alternative to hormone replacement treatment for frozen embryo transfer in women with polycystic ovary syndrome, a cohort study. ( Cai, S; Gong, F; Guo, H; Li, X; Li, Y; Lin, G; Ma, S; Peng, Y; Tan, H; Tang, Y; Wang, X; Zhang, S, 2023)
"To evaluate the effectiveness and safety of IVF versus expectant management, unstimulated intrauterine insemination (IUI), and IUI with ovarian stimulation using gonadotropins, clomiphene citrate (CC), or letrozole in improving pregnancy outcomes."5.41In vitro fertilisation for unexplained subfertility. ( Bhattacharya, S; Gibreel, A; Kamath, MS; Pandian, Z; Sunkara, SK, 2023)
"Letrozole-induced ovulation can obtain ovulation rate and pregnancy rate similar to gonadotropin, but reduce the risk associated with treatment."5.34Letrozole 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."5.34A 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)
"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."5.22Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome. ( Farquhar, C; Franik, S; Kiesel, L; Kremer, JA; Le, QK, 2022)
"Ovulation induction with letrozole during endometrial preparation for FET has a higher rate of pregnancy success and a lower abortion rate than HRT."5.19Letrozole ovulation induction: an effective option in endometrial preparation for frozen-thawed embryo transfer. ( Chai, XS; Chen, JL; Li, SJ; Nie, MF; Tao, GS; Zhang, YJ; Zhou, YY, 2014)
"Superovulation and IUI with letrozole and CC are associated with similar pregnancy rates, but the miscarriage rate is higher with CC."5.11A randomized trial of letrozole versus clomiphene citrate in women undergoing superovulation. ( Al-Fozan, H; Al-Khadouri, M; Tan, SL; Tulandi, T, 2004)
"In analysis per patient, there was no significant difference in positive pregnancy test between patients treated with letrozole compared with clomiphene citrate (24% vs 23%, pooled RR 1."5.01Letrozole 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."4.98Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome. ( Eltrop, SM; Farquhar, C; Franik, S; Kiesel, L; Kremer, JA, 2018)
"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."4.90Letrozole 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."4.88Reproductive impact of polycystic ovary syndrome. ( Legro, RS; Usadi, RS, 2012)
"No studies have been conducted on the impact of different types of ovulatory dysfunction on the outcomes of frozen-thawed embryo transfers (FETs) in a letrozole-stimulated cycle in women with polycystic ovarian syndrome (PCOS)."4.31Comparison of pregnancy outcomes of letrozole-induced frozen-thawed embryo transfer cycles in PCOS women with two different abnormal ovulation patterns: A retrospective cohort study. ( Cao, JX; Hou, JW; Jiang, WJ; Song, JY; Sun, ZG; Wang, DD; Yan, MH, 2023)
"Ovulation induction regimen with letrozole or hMG for endometrial preparation was associated with a higher livebirth rate and a lower pregnancy loss rate in frozen single-blastocyst transfer cycles among women with PCOS."4.12Ovulation induction regimens are associated with a higher rate of livebirth after frozen single-blastocyst transfer among women with polycystic ovary syndrome. ( Niu, Y; Suo, L; Wang, Y; Wei, D; Zhao, D; Zou, J, 2022)
"The objective of this study was to examine the pregnancy outcomes from frozen embryo transfer (FET) cycles using different endometrial preparation regimens, compared to ovulation induction with letrozole (letrozole OI)."4.02Retrospective cohort study on preparation regimens for frozen embryo transfer. ( Atkinson, M; Crittenden, J; Sjoblom, C; Smith, H, 2021)
"This study investigated the efficacy of GnRH agonists concomitantly with transient aromatase inhibitor and tranexamic acid to treat women with uterine arteriovenous malformations (AVMs) associated with abnormal uterine bleeding (AUB) to preserve fertility and determine reproductive outcome."3.91Resolution of Uterine Arteriovenous Malformation and Maintenance of Reproduction in 20 Women Treated with a GnRH Agonist Concomitantly with an Aromatase Inhibitor and Tranexamic Acid. ( Abu-Rafea, B; Machado, M; Oraif, A; Vilos, AG; Vilos, GA, 2019)
"These results suggest that letrozole use may improve clinical pregnancy, clinical pregnancy with fetal heart beat, and live births and reduce the risk of miscarriage in patients undergoing single FET cycles."3.85Pregnancy and neonatal outcomes following letrozole use in frozen-thawed single embryo transfer cycles. ( Irahara, M; Jwa, SC; Kubota, T; Kuwahara, A; Saito, H; Tatsumi, T, 2017)
"There were no data on LBR or miscarriage with oral stimulation."2.82Luteal phase support for women trying to conceive by intrauterine insemination or sexual intercourse. ( Bofill Rodriguez, M; Lumbiganon, P; Martins, WP; Salang, L; Solà, I; Sothornwit, J; Teixeira, DM, 2022)
"The occurrence of pregnancy, miscarriage and neonatal condition."2.74Pregnancy outcome after ovulation induction with aromatase inhibitors or clomiphene citrate in unexplained infertility. ( Abdelhady, H; Allam, AF; Badawy, A; Shokeir, T, 2009)
"Letrozole (LE) has been found to improve the luteal function."1.91The effect of gonadotrophin-releasing hormone agonist versus human chorionic gonadotrophin trigger on pregnancy and neonatal outcomes in Letrozole-HMG IUI cycles. ( Chen, L; Gao, Y; Jiang, S; Kuang, Y; Long, H; Wang, Y; Xi, Q, 2023)
"8."1.91Letrozole-stimulated endometrial preparation protocol is a superior alternative to hormone replacement treatment for frozen embryo transfer in women with polycystic ovary syndrome, a cohort study. ( Cai, S; Gong, F; Guo, H; Li, X; Li, Y; Lin, G; Ma, S; Peng, Y; Tan, H; Tang, Y; Wang, X; Zhang, S, 2023)

Research

Studies (28)

TimeframeStudies, this research(%)All Research%
pre-19900 (0.00)18.7374
1990's0 (0.00)18.2507
2000's6 (21.43)29.6817
2010's8 (28.57)24.3611
2020's14 (50.00)2.80

Authors

AuthorsStudies
Du, L1
Li, RHW1
Gemzell-Danielsson, K1
Du, YH1
Zhang, L1
Diao, WY1
Ho, PC1
Atkinson, M1
Crittenden, J1
Smith, H1
Sjoblom, C1
Aramesh, S1
Azizi Kutenaee, M1
Najafi, F1
Ghaffari, P1
Taghavi, SA1
Salang, L1
Teixeira, DM1
Solà, I1
Sothornwit, J1
Martins, WP1
Bofill Rodriguez, M1
Lumbiganon, P1
Niu, Y1
Zhao, D1
Wang, Y2
Suo, L1
Zou, J1
Wei, D1
Franik, S2
Le, QK1
Kremer, JA2
Kiesel, L2
Farquhar, C2
Wang, DD1
Cao, JX1
Jiang, WJ1
Hou, JW1
Yan, MH1
Sun, ZG1
Song, JY1
Chen, L2
Xi, Q1
Jiang, S1
Gao, Y1
Long, H1
Kuang, Y1
Sunkara, SK1
Kamath, MS1
Pandian, Z1
Gibreel, A1
Bhattacharya, S1
Wang, X2
Li, Y1
Tan, H1
Cai, S1
Ma, S1
Peng, Y1
Guo, H1
Li, X1
Tang, Y1
Zhang, S1
Lin, G1
Gong, F1
Shi, S1
Hong, T1
Jiang, F1
Zhuang, Y1
Huang, X1
Huang, S1
Hu, M1
Ng, EHY1
Stener-Victorin, E1
Zheng, Y1
Wen, Q1
Wang, C1
Lai, M1
Li, J1
Gao, X1
Hu, Z1
Xia, T1
Hu, R1
Liu, J1
Wen, X1
Li, S1
Quan, K1
Liang, X1
Shang, H1
Ma, H1
Qiao, J1
Glujovsky, D1
Pesce, R1
Sueldo, C1
Quinteiro Retamar, AM1
Hart, RJ1
Ciapponi, A1
Zeng, MF1
Zhou, X1
Duan, JL1
Tatsumi, T2
Jwa, SC2
Kuwahara, A2
Irahara, M2
Kubota, T2
Saito, H2
Eltrop, SM1
Vilos, AG1
Oraif, A1
Machado, M1
Abu-Rafea, B1
Vilos, GA1
Eskew, AM1
Bedrick, BS1
Hardi, A1
Stoll, CRT1
Colditz, GA1
Tuuli, MG1
Jungheim, ES1
Li, SJ1
Zhang, YJ1
Chai, XS1
Nie, MF1
Zhou, YY1
Chen, JL1
Tao, GS1
Liu, A1
Zheng, C1
Lang, J1
Chen, W1
Badawy, A3
Shokeir, T1
Allam, AF1
Abdelhady, H1
Usadi, RS1
Legro, RS1
Al-Fozan, H1
Al-Khadouri, M1
Tan, SL1
Tulandi, T1
Mitwally, MF1
Biljan, MM1
Casper, RF1
Abdel Aal, I1
Abulatta, M1
Mosbah, A1
Shady, M1
Noriega-Portella, L1
Noriega-Hoces, L1
Delgado, A1
Rubio, J1
Gonzales-Castañeda, C1
Gonzales, GF1

Clinical Trials (8)

Trial Overview

TrialPhaseEnrollmentStudy TypeStart DateStatus
Administration of Single High Dose Letrozole for Ovulation Induction - A Randomized Controlled Trial[NCT02703649]Phase 436 participants (Actual)Interventional2016-03-31Completed
Laparoscopic Ovarian Drilling Versus Letrozole In Clomiphene Citrate Resistant Polycystic Ovary: A Randomized Controlled Trial[NCT03664050]Phase 390 participants (Anticipated)Interventional2018-01-01Recruiting
Efficacy of Combined Letrozole-metformin in Comparison With Letrozole Only in Clomiphene Resistant Infertile Women With Polycystic Ovarian Syndrome[NCT03135301]Phase 380 participants (Anticipated)Interventional2017-06-20Recruiting
Dosage Optimization for Letrozole Treatment in Clomiphene Resistant Patients With Polycystic Ovary Syndrome: A Prospective Interventional Study[NCT01315912]Phase 444 participants (Actual)Interventional2008-01-31Completed
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 31,100 participants (Anticipated)Interventional2018-08-13Recruiting
Intrauterine Insemination With Letrozole Versus Intrauterine Insemination in Natural Cycle. A Randomised Controlled Trial[NCT03455426]100 participants (Actual)Interventional2018-03-15Completed
Letrozole Versus Laparoscopic Ovarian Drilling for Clomiphene-resistant Women With Polycystic Ovary Syndrome[NCT03009838]Phase 3150 participants (Anticipated)Interventional2017-01-02Recruiting
Follicular Synchronization in Polycystic Ovarian Syndrome Patients Undergoing Intracytoplasmatic Sperm Injection With Letrozole /Antagonist Protocol: A Randomized Controlled Trial[NCT04069117]Phase 4200 participants (Actual)Interventional2019-08-01Completed
[information is prepared from clinicaltrials.gov, extracted Sep-2024]

Reviews

9 reviews available for letrozole and Abortion, Spontaneous

ArticleYear
Luteal phase support for women trying to conceive by intrauterine insemination or sexual intercourse.
    The Cochrane database of systematic reviews, 2022, 08-24, Volume: 8

    Topics: Abortion, Spontaneous; Chorionic Gonadotropin; Clomiphene; Coitus; Female; Gonadotropin-Releasing Ho

2022
Aromatase inhibitors (letrozole) for ovulation induction in infertile women with polycystic ovary syndrome.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    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.
    The Cochrane database of systematic reviews, 2022, 09-27, Volume: 9

    Topics: Abortion, Spontaneous; Anovulation; Aromatase Inhibitors; Clomiphene; Female; Fertility Agents, Fema

2022
In vitro fertilisation for unexplained subfertility.
    The Cochrane database of systematic reviews, 2023, 09-27, Volume: 9

    Topics: Abortion, Spontaneous; Clomiphene; Female; Fertility Agents, Female; Fertilization in Vitro; Gonadot

2023
Endometrial preparation for women undergoing embryo transfer with frozen embryos or embryos derived from donor oocytes.
    The Cochrane database of systematic reviews, 2020, 10-28, Volume: 10

    Topics: Abortion, Spontaneous; Bias; Clomiphene; Cryopreservation; Drug Administration Schedule; Embryo Impl

2020
Stimulated cycle versus artificial cycle for frozen embryo transfer in patients with polycystic ovary syndrome: a Meta-analysis.
    Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology, 2021, Volume: 37, Issue:4

    Topics: Abortion, Spontaneous; Aromatase Inhibitors; Cryopreservation; Embryo Implantation; Embryo Transfer;

2021
Aromatase inhibitors (letrozole) for subfertile women with polycystic ovary syndrome.
    The Cochrane database of systematic reviews, 2018, 05-24, Volume: 5

    Topics: Abortion, Spontaneous; Anastrozole; Aromatase Inhibitors; Birth Rate; Clomiphene; Coitus; Female; Fe

2018
Letrozole Compared With Clomiphene Citrate for Unexplained Infertility: A Systematic Review and Meta-analysis.
    Obstetrics and gynecology, 2019, Volume: 133, Issue:3

    Topics: Abortion, Spontaneous; Aromatase Inhibitors; Clomiphene; Estradiol; Female; Fertility Agents, Female

2019
Letrozole versus clomiphene citrate for unexplained infertility: a systematic review and meta-analysis.
    The journal of obstetrics and gynaecology research, 2014, Volume: 40, Issue:5

    Topics: Abortion, Spontaneous; Bias; Clomiphene; Endometrium; Estradiol; Female; Follicle Stimulating Hormon

2014
Reproductive impact of polycystic ovary syndrome.
    Current opinion in endocrinology, diabetes, and obesity, 2012, Volume: 19, Issue:6

    Topics: Abortion, Spontaneous; Clomiphene; Female; Fertilization in Vitro; Humans; Infant, Newborn; Infertil

2012

Trials

9 trials available for letrozole and Abortion, Spontaneous

ArticleYear
Prospective open-label non-inferiority randomised controlled trial comparing letrozole and mifepristone pretreatment in medical management of first trimester missed miscarriage: study protocol.
    BMJ open, 2022, Jan-31, Volume: 12, Issue:1

    Topics: Abortion, Induced; Abortion, Spontaneous; Female; Humans; Letrozole; Mifepristone; Misoprostol; Preg

2022
Granulocyte colony stimulating factor (GCSF) did not affect the fertility outcomes in women with unexplained infertility after intrauterine insemination: a randomised clinical trial.
    Journal of obstetrics and gynaecology : the journal of the Institute of Obstetrics and Gynaecology, 2022, Volume: 42, Issue:6

    Topics: Abortion, Spontaneous; Clomiphene; Cytokines; Female; Fertility; Granulocyte Colony-Stimulating Fact

2022
Letrozole and human menopausal gonadotropin for ovulation induction in clomiphene resistance polycystic ovary syndrome patients: A randomized controlled study.
    Medicine, 2020, Volume: 99, Issue:4

    Topics: Abortion, Spontaneous; Adult; Clomiphene; Endometrium; Estradiol; Female; Humans; Infertility, Femal

2020
A multicenter randomized trial of personalized acupuncture, fixed acupuncture, letrozole, and placebo letrozole on live birth in infertile women with polycystic ovary syndrome.
    Trials, 2020, Mar-04, Volume: 21, Issue:1

    Topics: Abortion, Spontaneous; Acupuncture Therapy; Aromatase Inhibitors; Female; Humans; Infertility, Femal

2020
Letrozole ovulation induction: an effective option in endometrial preparation for frozen-thawed embryo transfer.
    Archives of gynecology and obstetrics, 2014, Volume: 289, Issue:3

    Topics: Abortion, Spontaneous; Adult; Aromatase Inhibitors; Birth Rate; Case-Control Studies; China; Cryopre

2014
Pregnancy outcome after ovulation induction with aromatase inhibitors or clomiphene citrate in unexplained infertility.
    Acta obstetricia et gynecologica Scandinavica, 2009, Volume: 88, Issue:2

    Topics: Abortion, Spontaneous; Adult; Anastrozole; Aromatase Inhibitors; Clomiphene; Female; Fertility Agent

2009
A randomized trial of letrozole versus clomiphene citrate in women undergoing superovulation.
    Fertility and sterility, 2004, Volume: 82, Issue:6

    Topics: Abortion, Spontaneous; Adult; Aromatase Inhibitors; Clomiphene; Endometrium; Female; Fertility Agent

2004
RETRACTED: Clomiphene citrate or letrozole for ovulation induction in women with polycystic ovarian syndrome: a prospective randomized trial.
    Fertility and sterility, 2009, Volume: 92, Issue:3

    Topics: Abortion, Spontaneous; Adult; Aromatase Inhibitors; Clomiphene; Dose-Response Relationship, Drug; En

2009
RETRACTED: Anastrozole or letrozole for ovulation induction in clomiphene-resistant women with polycystic ovarian syndrome: a prospective randomized trial.
    Fertility and sterility, 2008, Volume: 89, Issue:5

    Topics: Abortion, Spontaneous; Adult; Anastrozole; Aromatase Inhibitors; Clomiphene; Drug Resistance; Endome

2008

Other Studies

10 other studies available for letrozole and Abortion, Spontaneous

ArticleYear
Retrospective cohort study on preparation regimens for frozen embryo transfer.
    Reproduction & fertility, 2021, Volume: 2, Issue:4

    Topics: Abortion, Spontaneous; Cryopreservation; Embryo Transfer; Female; Follicle Stimulating Hormone; Huma

2021
Ovulation induction regimens are associated with a higher rate of livebirth after frozen single-blastocyst transfer among women with polycystic ovary syndrome.
    Frontiers in endocrinology, 2022, Volume: 13

    Topics: Abortion, Spontaneous; Embryo Transfer; Female; Humans; Infant, Newborn; Letrozole; Menotropins; Ovu

2022
Comparison of pregnancy outcomes of letrozole-induced frozen-thawed embryo transfer cycles in PCOS women with two different abnormal ovulation patterns: A retrospective cohort study.
    Medicine, 2023, Feb-17, Volume: 102, Issue:7

    Topics: Abortion, Spontaneous; Embryo Transfer; Female; Humans; Letrozole; Ovulation; Ovulation Induction; P

2023
The effect of gonadotrophin-releasing hormone agonist versus human chorionic gonadotrophin trigger on pregnancy and neonatal outcomes in Letrozole-HMG IUI cycles.
    BMC pregnancy and childbirth, 2023, Jul-13, Volume: 23, Issue:1

    Topics: Abortion, Spontaneous; Chorionic Gonadotropin; Female; Fertilization in Vitro; Gonadotropin-Releasin

2023
Letrozole-stimulated endometrial preparation protocol is a superior alternative to hormone replacement treatment for frozen embryo transfer in women with polycystic ovary syndrome, a cohort study.
    Reproductive biology and endocrinology : RB&E, 2023, Oct-27, Volume: 21, Issue:1

    Topics: Abortion, Spontaneous; Adult; Cohort Studies; Cryopreservation; Diabetes, Gestational; Embryo Transf

2023
Pregnancy and neonatal outcomes following letrozole use in frozen-thawed single embryo transfer cycles.
    Human reproduction (Oxford, England), 2017, 06-01, Volume: 32, Issue:6

    Topics: Abortion, Spontaneous; Aromatase Inhibitors; Blastocyst; Cohort Studies; Cryopreservation; Female; F

2017
Resolution of Uterine Arteriovenous Malformation and Maintenance of Reproduction in 20 Women Treated with a GnRH Agonist Concomitantly with an Aromatase Inhibitor and Tranexamic Acid.
    Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC, 2019, Volume: 41, Issue:6

    Topics: Abortion, Spontaneous; Adult; Antifibrinolytic Agents; Aromatase Inhibitors; Arteriovenous Fistula;

2019
No increased risk of major congenital anomalies or adverse pregnancy or neonatal outcomes following letrozole use in assisted reproductive technology.
    Human reproduction (Oxford, England), 2017, Volume: 32, Issue:1

    Topics: Abnormalities, Drug-Induced; Abortion, Spontaneous; Adult; Aromatase Inhibitors; Female; Fertilizati

2017
Pregnancy outcome after the use of an aromatase inhibitor for ovarian stimulation.
    American journal of obstetrics and gynecology, 2005, Volume: 192, Issue:2

    Topics: Abortion, Spontaneous; Aromatase Inhibitors; Cohort Studies; Female; Humans; Letrozole; Nitriles; Ov

2005
Effect of letrozole at 2.5 mg or 5.0 mg/day on ovarian stimulation with gonadotropins in women undergoing intrauterine insemination.
    Fertility and sterility, 2008, Volume: 90, Issue:5

    Topics: Abortion, Spontaneous; Adult; Aromatase Inhibitors; Chorionic Gonadotropin; Cost-Benefit Analysis; D

2008