- Conditions
- Cannabis, Psychotic Disorders
- Interventions
- THC, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2012
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
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Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
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Showing 1–8
of 8
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Psychosis, Cannabis Use, THC, Marijuana, Schizophrenia
- Interventions
- Placebo, Very Low Dose THC, Low Dose THC
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2014 – 2026
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Schizophrenia, Cannabis Use Disorder
- Interventions
- Delta-9-THC Very Low Dose, Placebo, Delta-9-THC Medium Dose
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 21 Years to 60 Years
- Enrollment
- 215 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2028
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Cannabis, Psychotic Disorders
- Interventions
- THC, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 21 Years to 35 Years
- Enrollment
- 57 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2015
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- COMT Gene Polymorphism
- Interventions
- delta 9 tetrahydrocannabinol
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 55 Years
- Enrollment
- 72 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2014
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Alcoholism
- Interventions
- THC, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 30 Years
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2010
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- Age-related Cognitive Decline
- Interventions
- Delta-9-THC Low Dose, Placebo, Delta-9-THC Medium Dose
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- West Haven, Connecticut
- Conditions
- THC, Cannabis, Cannabis Use, Cannabis Smoking, Tobacco Use, Vaping
- Interventions
- Cannabis, Nicotine, Pax Loose Leaf Vaporizer, Placebo Marijuana
- Drug · Device · Other
- Lead sponsor
- University of California, San Francisco
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2028
- U.S. locations
- 1
- States / cities
- San Francisco, California