tryptophan has been researched along with dihydrocodeine in 3 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 2 (66.67) | 18.2507 |
| 2000's | 0 (0.00) | 29.6817 |
| 2010's | 1 (33.33) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Bellman, K; Knegtel, RM; Settimo, L | 1 |
| Kamei, J; Kasuya, Y; Mori, T | 2 |
3 other study(ies) available for tryptophan and dihydrocodeine
| 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 |
Effects of L-tryptophan on the development of tolerance to the antitussive effects of dihydrocodeine.
Topics: Animals; Antitussive Agents; Codeine; Cough; Dose-Response Relationship, Drug; Drug Tolerance; Electric Stimulation; Male; Rats; Rats, Inbred Strains; Reflex; Trachea; Tryptophan | 1991 |
Effects of L-tryptophan on the effects of antitussives.
Topics: Animals; Antitussive Agents; Brain; Codeine; Dextromethorphan; Drug Interactions; Male; Noscapine; Rats; Rats, Inbred Strains; Serotonin; Substance-Related Disorders; Tryptophan | 1990 |