ephedrine has been researched along with norpseudoephedrine in 27 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 5 (18.52) | 18.7374 |
| 1990's | 5 (18.52) | 18.2507 |
| 2000's | 6 (22.22) | 29.6817 |
| 2010's | 10 (37.04) | 24.3611 |
| 2020's | 1 (3.70) | 2.80 |
| Authors | Studies |
|---|---|
| Bellman, K; Knegtel, RM; Settimo, L | 1 |
| Glennon, RA | 1 |
| Cui, JF; Niu, CQ; Zhang, JS | 1 |
| Cui, JF; Cui, KR; Li, L; Zhou, TH; Zhou, Y | 1 |
| Lou, ZC; Tian, Z; Zhang, JS | 1 |
| Fellows, KW; Giannini, AJ | 1 |
| Issmeier, G; Muth, H | 1 |
| Ainsworth, AT; Arch, JR; Cawthorne, MA | 1 |
| Hendrikz, SE; van der Merwe, PJ | 1 |
| Jin, X; Wang, S; Zhang, CJ | 1 |
| De Smet, PA; Pelders, MG; Ros, JJ | 1 |
| Glennon, RA; Young, R | 1 |
| Ding, MY; Li, HX; Lv, K; Yu, JY | 1 |
| Benowitz, NL; Haller, CA; Jacob, P | 1 |
| HOFMANN, H; OPITZ, K; SCHNELLE, HJ | 1 |
| Chan, KH; Hsu, MC; Pan, RN | 1 |
| Chan, KH; Chen, FA; Hsu, KF; Hsu, MC | 1 |
| Botrè, F; de la Torre, X; Leone, D; Strano-Rossi, S | 1 |
| Chappell, JS; Lee, MM | 1 |
| Cai, SQ; Chen, HB; Hong, H; Mikage, M; Shang, MY; Wang, X; Yang, DH | 1 |
| Gao, B; Shi, Y; Sun, A; Sun, C | 1 |
| Hitosugi, M; Kurosu, A; Maeda, J; Matsushima, K; Nagai, T; Tohei, A; Tokudome, S; Yamauchi, S | 1 |
| Attipoe, S; Cohen, PA; Deuster, PA; Eichner, A | 1 |
| Al-Hazmi, AH; Alasiri, AM; Ali, Mel-S; Mohamed, KM | 1 |
| Cha, E; Cha, S; Jeong, ES; Kim, KH; Kwon, OS; Lee, J | 1 |
| Chang, CW; Hsu, MC; Hsu, SY; Huang, GQ | 1 |
| Chan, YY; Chen, FA; Hung, HY; Kuo, PC; Lam, SH; Li, CY; Lin, SM; Liou, MJ; Shieh, PC; Wu, TS | 1 |
2 trial(s) available for ephedrine and norpseudoephedrine
| Article | Year |
|---|---|
[Weight loss by treatment with Fugoa depot. Results of a double blind study].
Topics: Aged; Body Weight; Clinical Trials as Topic; Double-Blind Method; Ephedrine; Female; Humans; Male; Middle Aged; Obesity; Phenylpropanolamine; Stereoisomerism | 1980 |
Pharmacology of ephedra alkaloids and caffeine after single-dose dietary supplement use.
Topics: Adult; Affect; Blood Pressure; Caffeine; Central Nervous System Stimulants; Emotions; Ephedra; Ephedra sinica; Ephedrine; Female; Gas Chromatography-Mass Spectrometry; Half-Life; Heart Rate; Humans; Male; Phenylpropanolamine; Pilot Projects; Reference Values; Theobromine; Theophylline | 2002 |
25 other study(ies) available for ephedrine and norpseudoephedrine
| Article | Year |
|---|---|
Comparison of the accuracy of experimental and predicted pKa values of basic and acidic compounds.
Topics: Chemistry, Pharmaceutical; Forecasting; Hydrogen-Ion Concentration; Pharmaceutical Preparations; Random Allocation | 2014 |
The 2014 Philip S. Portoghese Medicinal Chemistry Lectureship: The "Phenylalkylaminome" with a Focus on Selected Drugs of Abuse.
Topics: Animals; Central Nervous System Stimulants; Chemistry, Pharmaceutical; Dopamine; Drug Discovery; Hallucinogens; Humans; Illicit Drugs; Norepinephrine; Phenethylamines; Psychotropic Drugs; Receptors, Serotonin; Serotonin | 2017 |
[Determination of six Ephedra alkaloids in Chinese Ephedra (Ma Huang) by gas chromatography].
Topics: Alkaloids; Chromatography, Gas; Drugs, Chinese Herbal; Ephedrine; Phenylpropanolamine; Species Specificity | 1991 |
[Study on metabolism of phenmetrazine-like drugs and their metabolites].
Topics: Analgesics, Opioid; Antipyrine; Chromatography, Gas; Ephedrine; Gas Chromatography-Mass Spectrometry; Morpholines; Phenmetrazine; Phenylpropanolamine | 1990 |
[Quality evaluation of twelve species of Chinese Ephedra (ma huang)].
Topics: Chromatography, High Pressure Liquid; Drugs, Chinese Herbal; Ephedrine; Pharmacognosy; Phenylpropanolamine; Quality Control; Species Specificity; Stereoisomerism | 1989 |
Cinnamedrine: potential for abuse.
Topics: Adolescent; Amphetamine; Ephedrine; Female; Humans; Phenylpropanolamine; Propiophenones; Structure-Activity Relationship; Substance-Related Disorders | 1983 |
Thermogenic and anorectic effects of ephedrine and congeners in mice and rats.
Topics: Adipose Tissue; Animals; Appetite Depressants; Body Composition; Eating; Energy Metabolism; Ephedrine; Female; Male; Mice; Mice, Obese; Phenylpropanolamine; Rats; Stereoisomerism | 1982 |
Identification of ephedrines as their carbon disulfide derivatives.
Topics: Carbon Disulfide; Chromatography, Gas; Chromatography, High Pressure Liquid; Ephedrine; Gas Chromatography-Mass Spectrometry; Humans; Hydrogen-Ion Concentration; Phenylpropanolamine; Stereoisomerism | 1995 |
[Quantitative analysis of ephedrines in urine by HPLC].
Topics: Chromatography, High Pressure Liquid; Doping in Sports; Ephedrine; Humans; Phenylpropanolamine | 1994 |
A case of positive doping associated with a botanical food supplement.
Topics: Adult; Bicycling; Central Nervous System Stimulants; Chromatography, Thin Layer; Dietary Supplements; Doping in Sports; Ephedrine; Humans; Male; Phenylpropanolamine | 1999 |
Stimulus effects of phenylpropanolamine optical isomers in (+)amphetamine-trained rats.
Topics: Adrenergic alpha-Agonists; Amphetamine; Animals; Central Nervous System Stimulants; Discrimination Learning; Drug Interactions; Ephedrine; Male; Motor Activity; Phenylpropanolamine; Rats; Rats, Sprague-Dawley; Stereoisomerism | 2000 |
Separation and determination of ephedrine alkaloids and tetramethylpyrazine in Ephedra sinica Stapf by gas chromatography-mass spectrometry.
Topics: Ephedrine; Gas Chromatography-Mass Spectrometry; Helium; Phenylpropanolamine; Plant Extracts; Plants, Medicinal; Pyrazines; Quality Control; Reproducibility of Results | 2001 |
[Effect of norpseudoephedrine].
Topics: Ephedrine; Phenylpropanolamine | 1955 |
Simultaneous quantification of six ephedrines in a Mahwang preparation and in urine by high-performance liquid chromatography.
Topics: Chromatography, High Pressure Liquid; Doping in Sports; Drugs, Chinese Herbal; Ephedrine; Humans; Phenylpropanolamine; Propanolamines; Reproducibility of Results | 2005 |
Elimination of ephedrines in urine following administration of a Sho-seiryu-to preparation.
Topics: Adult; Biotransformation; Central Nervous System Stimulants; Chromatography, High Pressure Liquid; Doping in Sports; Drugs, Chinese Herbal; Ephedra; Ephedrine; Female; Half-Life; Humans; Male; Medicine, Chinese Traditional; Phenylpropanolamine | 2009 |
The relevance of the urinary concentration of ephedrines in anti-doping analysis: determination of pseudoephedrine, cathine, and ephedrine after administration of over-the-counter medicaments.
Topics: Adult; Doping in Sports; Ephedrine; Female; Humans; Male; Nonprescription Drugs; Phenylpropanolamine; Pseudoephedrine; Substance Abuse Detection | 2009 |
Cathinone preservation in khat evidence via drying.
Topics: Alkaloids; Catha; Central Nervous System Stimulants; Chromatography, High Pressure Liquid; Desiccation; Drug Stability; Ephedrine; Forensic Toxicology; Gas Chromatography-Mass Spectrometry; Linear Models; Molecular Structure; Phenylpropanolamine; Plant Leaves; Specimen Handling | 2010 |
Comparison of contents of five ephedrine alkaloids in three official origins of Ephedra Herb in China by high-performance liquid chromatography.
Topics: Alkaloids; China; Chromatography, High Pressure Liquid; Ephedra; Ephedrine; Phenylpropanolamine | 2011 |
Development of a liquid chromatography tandem mass spectrometry method for simultaneous determination of eight adulterants in slimming functional foods.
Topics: Anthraquinones; Chromatography, Liquid; Clopamide; Cyclobutanes; Diet, Reducing; Emodin; Ephedrine; Fenfluramine; Food Contamination; Functional Food; Linear Models; Methanol; Phenylpropanolamine; Reproducibility of Results; Sensitivity and Specificity; Tandem Mass Spectrometry; Temperature | 2011 |
Simultaneous identification of the enantiomers and diastereomers of N,O-di-trifluoroacetylated ephedrine and norephedrine in blood plasma using chiral capillary gas chromatography-mass spectrometry with selected ion monitoring.
Topics: Amphetamines; Animals; beta-Cyclodextrins; Calibration; Ephedrine; Gas Chromatography-Mass Spectrometry; Guinea Pigs; Humans; Male; Phenylpropanolamine; Plasma; Pseudoephedrine; Stereoisomerism | 2012 |
Variability of Stimulant Levels in Nine Sports Supplements Over a 9-Month Period.
Topics: Caffeine; Central Nervous System Stimulants; Dietary Supplements; Dose-Response Relationship, Drug; Ephedrine; Food Labeling; Humans; Octopamine; Phenylpropanolamine; Pilot Projects; Pseudoephedrine; Sports; Strychnine; Synephrine; Time Factors; United States | 2016 |
A GC-MS Method for Detection and Quantification of Cathine, Cathinone, Methcathinone and Ephedrine in Oral Fluid.
Topics: Alkaloids; Central Nervous System Stimulants; Chemistry, Clinical; Ephedrine; Gas Chromatography-Mass Spectrometry; Humans; Illicit Drugs; Phenylpropanolamine; Propiophenones; Reproducibility of Results; Saliva | 2016 |
Direct and rapid quantitation of ephedrines in human urine by paper spray ionization/high resolution mass spectrometry.
Topics: Central Nervous System Stimulants; Ephedrine; Humans; Limit of Detection; Mass Spectrometry; Paper; Phenylpropanolamine; Pseudoephedrine; Reproducibility of Results; Substance Abuse Detection | 2016 |
Ephedra alkaloid contents of Chinese herbal formulae sold in Taiwan.
Topics: Alkaloids; Chromatography, High Pressure Liquid; Doping in Sports; Drugs, Chinese Herbal; Ephedra; Ephedrine; Phenylpropanolamine; Pseudoephedrine; Taiwan | 2018 |
A Rapid and Feasible
Topics: Alkaloids; Ephedra; Ephedrine; Feasibility Studies; Humans; Limit of Detection; Magnetic Resonance Spectroscopy; Medicine, Chinese Traditional; Phenylpropanolamine; Plant Preparations; Pseudoephedrine; Species Specificity | 2021 |