Clinical Trials Finder
Independent ClinicalTrials.gov directory
Search Results

Search by objective public record fields.

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.

Clear filters
ClinicalTrials.gov public records Last synced May 22, 2026, 4:10 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Cannabis Withdrawal Clear all
Enrolling by invitation No phase listed Observational
View directory record Official record
Conditions
Hematopoietic and Lymphatic System Neoplasm, Malignant Solid Neoplasm
Interventions
Non-Interventional Study
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Scottsdale, Arizona
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Cannabis Dependence
Interventions
Placebo, Gabapentin
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Feb 9, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Cannabis Dependence, Cannabis Withdrawal, Cognitive Deficits
Interventions
gabapentin 1200mg/day, Placebo, Manual-guided behavioral counseling
Drug · Behavioral
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 5, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Nicotine Withdrawal, Marijuana Dependence, Cannabis Dependence, Nicotine Dependence, Cannabis Abuse
Interventions
Placebo Aprepitant, Active Aprepitant
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 45 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
2
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Cannabis Dependence, Marijuana Dependence
Interventions
Nabilone, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 31, 2018 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Cannabis Dependence, Alcohol Dependence, Cannabis Use Disorder, Alcohol Use Disorder
Interventions
aprepitant, Placebo, Manual-guided behavioral counseling
Drug · Behavioral
Lead sponsor
The Scripps Research Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 1, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
Interventions
Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced May 22, 2026, 4:10 AM EDT
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Cannabidiol oral solution, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 25 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Nov 4, 2025 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Cannabis Use Disorder
Interventions
Clonazepam, Placebo
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 65 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 5, 2021 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Dronabinol, BRENDA therapy, Placebo
Drug · Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 55 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2019 · Synced May 22, 2026, 4:10 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Dronabinol
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 45 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 15, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Marijuana Smoking
Interventions
Marijuana, Quetiapine, Placebo oral capsule
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced May 22, 2026, 4:10 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Cannabis Use, Depression, Suicidal Ideation, Adolescent Behavior
Interventions
Contingency management for cannabis abstinence
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
12 Years to 18 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 2, 2026 · Synced May 22, 2026, 4:10 AM EDT
Completed Early Phase 1 Interventional Results available
View directory record Official record
Conditions
Cannabis Use Disorder, Cannabis Withdrawal
Interventions
Progesterone, Placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated May 21, 2019 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Nicotine, Placebo Patch
Drug
Lead sponsor
Southern Illinois University Carbondale
Other
Eligibility
18 Years to 50 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Carbondale, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 29, 2015 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Cannabis Dependence
Interventions
PF-04457845, Placebo
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 22, 2023 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Marijuana Dependence
Interventions
eszopiclone, Placebo, ramelteon, zolpidem
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 4, 2013 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Marijuana Abuse, Substance-Related Disorders
Interventions
Bupropion
Drug
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years to 50 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2006
U.S. locations
1
States / cities
Belmont, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Cannabis Abuse, Cannabis Dependence
Interventions
Not listed
Lead sponsor
National Institute on Drug Abuse (NIDA)
NIH
Eligibility
18 Years and older
Enrollment
822 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
3
States / cities
Baltimore, Maryland • Catonsville, Maryland • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Marijuana Dependence
Interventions
Lofexidine, dronabinol, Marijuana
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
21 Years to 45 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 4, 2013 · Synced May 22, 2026, 4:10 AM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Opioid Overdose
Interventions
Naloxone, Marijuana
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 55 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced May 22, 2026, 4:10 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Cannabis Dependence, Cannabis Withdrawal
Interventions
rimonabant, placebo
Drug
Lead sponsor
The Scripps Research Institute
Other
Eligibility
21 Years to 30 Years
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 18, 2017 · Synced May 22, 2026, 4:10 AM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Cannabis Use, Tolerance, Cannabis Withdrawal
Interventions
T-Break Guide
Behavioral
Lead sponsor
University of Vermont
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated May 18, 2022 · Synced May 22, 2026, 4:10 AM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Cannabis Use, Cannabis Dependence, Cannabis Use Disorder, Cannabis Abuse, Cannabis Intoxication, Cannabis Smoking, Cannabis Withdrawal, Cannabis-Related Disorder, Cannabis Abuse, in Remission, Cannabis Abuse, Episodic Use, Marijuana, Marijuana Abuse, Marijuana Use, Marijuana Smoking, Marijuana Dependence, Marijuana User, Marijuana-Related Disorder, Marijuana Use Disorder, Addiction, Addiction, Substance, Substance Use, Substance Use Disorders, Substance Dependence, Substance Abuse, Substance Related Problem, Substance Abuse Drug Chronic
Interventions
Contingency Management, Elastic Net Regression
Behavioral · Device
Lead sponsor
Indiana University
Other
Eligibility
14 Years to 17 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced May 22, 2026, 4:10 AM EDT