n-methylephedrine has been researched along with pseudoephedrine in 9 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 3 (33.33) | 29.6817 |
| 2010's | 5 (55.56) | 24.3611 |
| 2020's | 1 (11.11) | 2.80 |
| Authors | Studies |
|---|---|
| Deng, AJ; Du, GH; Li, ZH; Qin, HL; Zhang, JL; Zhao, W | 1 |
| Jia, YX; Liu, YM; Tian, W; Yue, HY | 1 |
| Botrè, F; de la Torre, X; Leone, D; Strano-Rossi, S | 1 |
| Luo, JB; Wang, XK; Yu, LP | 1 |
| Jiang, JG; Song, GS; Zhang, XR; Zhang, YH | 1 |
| Attipoe, S; Cohen, PA; Deuster, PA; Eichner, A | 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 |
9 other study(ies) available for n-methylephedrine and pseudoephedrine
| Article | Year |
|---|---|
Chemical constituents of the stems of Ephedra sinica.
Topics: Alkaloids; Drugs, Chinese Herbal; Ephedra sinica; Ephedrine; Molecular Structure; Naphthalenes; Nuclear Magnetic Resonance, Biomolecular; Plant Stems; Pseudoephedrine | 2009 |
Simultaneous determination of methylephedrine and pseudoephedrine in human urine by CE with electrochemiluminescence detection and its application to pharmacokeinetics.
Topics: Bronchodilator Agents; Electrochemistry; Electrophoresis, Capillary; Ephedrine; Humans; Imidazoles; Luminescent Measurements; Pseudoephedrine; Reproducibility of Results; Sensitivity and Specificity | 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 |
[Determination of ephedrine hydrochloride, pseudoephedrine hydrochloride and methylephedrine hydrochloride in maxingshigan decoction by CE].
Topics: Drugs, Chinese Herbal; Electrophoresis, Capillary; Ephedra sinica; Ephedrine; Plants, Medicinal; Pseudoephedrine; Quality Control; Reproducibility of Results | 2011 |
[Rapid identification 15 effective components of anti common cold medicine with MRM by LC-MS/MS].
Topics: Acetaminophen; Acetanilides; Amantadine; Aminopyrine; Anti-Inflammatory Agents, Non-Steroidal; Antipyretics; Antipyrine; Caffeine; Chlorpheniramine; Chromatography, Liquid; Diclofenac; Diphenhydramine; Drug Contamination; Drug Stability; Ephedrine; Guaifenesin; Promethazine; Pseudoephedrine; Reproducibility of Results; Salicylates; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2013 |
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 |
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 |