47 completed, 15 recruiting, 6 unknown, 5 not yet recruiting. 40 Phase 1, 36 Phase 2, 9 Not applicable, 5 Early Phase 1, 4 Phase 3.
Follow Cannabis: new trials by email Literature Review of Cannabis trials Research Report on Cannabis
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 |
|---|---|---|---|---|---|---|
| Behavioral Pharmacology of THC and Beta-Myrcene Placebo, THC, Beta-Myrcene - Cannabis Use | Phase 1 | Not yet recruiting | Johns Hopkins University | 32 | 2027-07-01 | 2026-07-31 |
| Examining the Role of Tolerance on Dose-dependent Effects of Acute THC on Oculomotor and Cognitive Performance Cannabis - Cannabis Use, Impaired Driving | Phase 1 | Not yet recruiting | Johns Hopkins University | 40 | 2026-12-01 | 2026-10-16 |
| Cannabis Effects on Opioid Self-Administration Cannabis, Placebo Cannabis, Intranasal Opioid Agonist - Opioid Use Disorder, Cannabis Use | Phase 1 | Not yet recruiting | Shanna Babalonis, PhD | 30 | 2026-11-30 | 2026-10-14 |
| Repeated Administration of Cannabis Varying in THC and CBD Cannabis - Cannabis | Phase 2 | Suspended | New York State Psychiatric Institute | 100 | 2026-10-01 | 2026-09-01 |
| Effects of Various Cannabis Strains on Perceptual, Subjective and Objective Use Outcomes Cannabis, 0 mg THC (placebo) - Cannabis Intoxication | Phase 1 | Recruiting | Johns Hopkins University | 70 | 2026-09-15 | 2026-09-18 |
| Wayne State Warriors Marijuana Clinical Research Program: Cannabinoid Adjunct to Prolonged Exposure & Recovery Cannabidiol (CBD) only, Placebo only, Delta-9-tetrahydrocannabinol (THC) only - PTSD, Post Traumatic Stress Disorder | Phase 1 / Phase 2 | Not yet recruiting | Leslie Lundahl | 280 | 2026-09-01 | 2026-08-26 |
| Cannabis for Obesity Trial Cannabis, Placebo - Obesity | Phase 2 | Recruiting | Joshua A. Lile, Ph.D. | 40 | 2026-08-05 | 2026-08-07 |
| Cannabis Vs Opioids Pain Management Objective Testing Comparisons Monochromatic Infrared Photo Energy (MIRE), Transcutaneous Electrical Nerve Stimulation, Opioids - Chronic Pain, Circulatory Disorders | Not applicable | Not yet recruiting | American Association of Sensory Electrodiagnostic Medicine | 1000 | 2026-06-03 | 2025-12-29 |
| Pregnenolone as a Treatment for Cannabis Intoxication Cannabis, Pregnenolone 250 mg, Pregnenolone 500 mg - Cannabis Intoxication | Phase 2 | Recruiting | Johns Hopkins University | 20 | 2026-04-24 | 2026-09-29 |
| THC and CBD: A Controlled Human Study Probing a Harm Reduction Strategy Placebo, THC, CBD 20 mg - Abuse, Drug, Pain | Phase 1 | Recruiting | University of California, Los Angeles | 30 | 2025-11-05 | 2025-12-17 |
| EFFECTS OF A FULL SPECTRUM CANNABIS EXTRACT WITH DIFFERENT DOSES OF CBD AND THC ON THE MODULATION OF FIBROMYALGIA: A PILOT, MULTICENTER, OPEN LABEL CLINICAL TRIAL (FRIDINHA) Cannabis - Fibromyalgia | Phase 1 / Phase 2 | Active not recruiting | Federal University of Latin American Integration | 36 | 2025-09-15 | 2026-03-27 |
| High Potency Cannabis: Acute and Protracted Effects Placebo Comparator: Placebo, Low dose THC, High dose THC - Abuse Cannabis, Pain | Phase 1 | Recruiting | University of California, Los Angeles | 30 | 2025-07-03 | 2026-09-04 |
| Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration Cannabis, Nicotine, Pax Loose Leaf Vaporizer - THC, Cannabis | Phase 2 | Recruiting | University of California, San Francisco | 48 | 2025-07-01 | 2026-01-07 |
| Sex Hormones Impact on Cannabis Response Cannabis, Knaster Hemp - Cannabis | Not applicable | Recruiting | Maastricht University | 21 | 2025-06-01 | 2026-02-18 |
| Age-dependent Effects of Smoked and Oral Delta-9-THC Cannabis, Dronabinol, Smoked Placebo - Pain, Abuse, Drug | Phase 1 | Recruiting | University of California, Los Angeles | 103 | 2025-04-30 | 2026-01-07 |
| Clinical Trial with Cannabidiol (Kanbis®) for Parkinson Disease Symptoms Cannabidiol 100 mg/ml, cannabidiol 300 mg/ml, Cannabidiol 400 mg/ml - Parkinson Disease | Phase 2 | Recruiting | Laboratorio Elea Phoenix S.A. | 88 | 2024-11-28 | 2024-12-05 |
| Combined and Separate Effects of Cannabis and Tobacco: Psychomotor, Subjective and Physiological Outcomes Cannabis, Tobacco, Cannabis tobacco - Driving Under the Influence | Not applicable | Recruiting | Centre for Addiction and Mental Health | 60 | 2024-10-07 | 2026-03-17 |
| Vaporized Cannabis Administration and Co-Administration of Alcohol on Impairment Cannabis, Alcohol, Placebo Cannabis - Cannabis Intoxication, Alcohol Intoxication | Phase 1 | Recruiting | Johns Hopkins University | 90 | 2024-09-26 | 2026-09-08 |
| THC Effects on Glucose in Type 2 Diabetes THC, Placebo - Type 2 Diabetes | Phase 1 | Recruiting | University of California, San Diego | 30 | 2024-08-22 | 2026-06-15 |
| Use of a Cannabinoids as a Treatment Strategy for Alzheimer's Disease Cannabis, Placebo - Alzheimer Disease | Phase 2 | Completed | Federal University of Latin American Integration | 72 | 2024-08-13 | 2025-05-25 |
Showing 20 of 85. Sign in to see all of them.
Marijuana Abuse (48) · Pain (10) · Substance-Related Disorders (5) · Marijuana Use (4) · Neuralgia (4) · Alcoholic Intoxication (3) · Anxiety Disorders (3) · Chronic Pain (3) · Driving Under the Influence (3) · Marijuana Smoking (3) · Multiple Sclerosis (3) · Schizophrenia (3) · Stress Disorders, Post-Traumatic (3) · Alcohol Drinking (2) · Alzheimer Disease (2)
Johns Hopkins University (13) · New York State Psychiatric Institute (11) · University of California, San Diego (5) · University of California, San Francisco (4) · Center for Medicinal Cannabis Research (3) · Centre for Addiction and Mental Health (3) · Radboud University Medical Center (3) · Shanna Babalonis, PhD (3) · University of California, Los Angeles (3) · Colorado State University (2) · Dartmouth-Hitchcock Medical Center (2) · Federal University of Latin American Integration (2) · Massachusetts General Hospital (2) · University of California, Davis (2) · Yale University (2)
United States (55) · Canada (10) · Israel (4) · Netherlands (4) · Brazil (2) · Thailand (2) · Argentina (1) · France (1) · India (1) · United Kingdom (1)
Margaret Haney, Ph.D. (4) · Ryan Vandrey, PhD (4) · Shanna Babalonis, PhD (3) · Tory Spindle, PhD (3) · Donald I Abrams, M.D. (2) · Marcel Olde Rikkert, prof. dr. (2) · Ziva Cooper, PhD (2) · A. Eden Evins, MD (1) · Alan I Green, MD (1) · Anjali Sharma, MD, MS (1) · Barth L Wilsey, M.D. (1) · Barth L Wilsey, MD (1) · Brook Davis (1) · Brook L Henry, PhD (1)
PMID 34532852, PMID 31527291, PMID 34173005, PMID 15094417, PMID 17063973, PMID 17429350, PMID 17916224, PMID 21049267, PMID 22741619, PMID 26144593, PMID 26257143, PMID 28642081, PMID 30049223, PMID 30615854, PMID 30646391, PMID 31187152, PMID 32678452, PMID 32977351, PMID 33660625, PMID 34185831, PMID 34399137, PMID 35080588, PMID 35302633, PMID 36040329, PMID 36148467, PMID 36314198, PMID 36638745, PMID 37068366, PMID 37289502, PMID 37531115, PMID 37625034, PMID 38746368, PMID 39334053, PMID 39575727, PMID 41733237, PMID 41807521, PMID 42065887
P50DA009236 (2), R01DA043475 (2), R01DA045700 (2), R01DA052295 (2), 2009 (1), R01DA013196 (1), R01DA019239 (1), R01DA026799 (1), R01DA034699 (1), R01DA038709 (1), R01DA038832 (1), R01DA039264 (1), R01DA051540 (1), R01DA056451 (1), R01DA057201 (1)