2 completed, 1 recruiting, 1 suspended. 4 Not applicable.
| Phase | Trials | Status |
|---|---|---|
| Not applicable | 4 | Completed 2, Recruiting 1, Suspended 1 |
Follow THC: new trials by email Literature Review of THC trials Research Report on THC
Tick up to 5 trials to compare them side by side (eligibility, arms, endpoints, adverse events) in a Literature Matrix.
| Trial | Phase | Status | Sponsor | Enrollment | Start | Updated |
|---|---|---|---|---|---|---|
| THC Titration of High-Potency Cannabis Concentrates Cannabis (30% THC Concentrate), Cannabis (60% THC Concentrate), Cannabis (90% THC Concentrate) - THC | Not applicable | Recruiting | Centre for Addiction and Mental Health | 48 | 2025-10-01 | 2026-06-11 |
| Cannabis THC Potency, Metabolism, and Cognitive Impairment in Young Adults 15% THC Potency Reduction, 35% THC Potency Reduction - Cannabis Use, THC | Not applicable | Suspended | University of California, San Francisco | 110 | 2025-03-17 | 2026-04-13 |
| THC Crossover Study Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette - THC, Cannabis | Not applicable | Completed | University of California, San Francisco | 14 | 2020-10-30 | 2024-07-01 |
| Do Adolescents and Adults Differ in Their Acute Response to Cannabis? Cannabis with delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD), Cannabis with THC without CBD, Placebo cannabis - Cannabis, Cannabis Intoxication | Not applicable | Completed | University College, London | 48 | 2019-03-11 | 2021-09-29 |
Marijuana Abuse (4) · Vaping (2) · Cigarette Smoking (1) · Cognitive Dysfunction (1) · Marijuana Smoking (1) · Marijuana Use (1) · Smoking (1) · Tobacco Use (1) · Tobacco Use Disorder (1) · Wiskott-Aldrich Syndrome (1)
Chemically-Induced Disorders (4) · Mental Disorders (4) · Substance-Related Disorders (4) · Behavior (2) · Blood Coagulation Disorders (1) · Blood Coagulation Disorders, Inherited (1) · Cognition Disorders (1) · Congenital, Hereditary, and Neonatal Diseases and Abnormalities (1) · Cytopenia (1) · Genetic Diseases, Inborn (1) · Genetic Diseases, X-Linked (1) · Hematologic Diseases (1) · Hemic and Lymphatic Diseases (1) · Hemorrhagic Disorders (1) · Immune System Diseases (1)
nabiximols (2) · Cannabidiol (1) · Dronabinol (1)
University of California, San Francisco (2) · Centre for Addiction and Mental Health (1) · University College, London (1)
United States (2) · Canada (1) · United Kingdom (1)
Gideon St. Helen, PhD (1) · Michael Sofis, PhD (1) · Veronika Mesheriakova, MD (1)
PMID 35032682, PMID 36642667, PMID 36750134, PMID 38416223
R21DA061350 (1)