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ClinicalTrials.gov public records Last synced May 21, 2026, 9:51 PM EDT

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Showing 1–7 of 7 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Behavioral Pharmacology of Cannabis Clear all
Completed Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Cannabis, Nicotine
Interventions
Cannabis, Nicotine
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 16, 2024 · Synced May 21, 2026, 9:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Behavioral Pharmacology of Cannabis
Interventions
Oral Delta-8-THC Cannabis, Oral Delta-9-THC Cannabis, Oral Placebo, Vaporized Delta-8-THC Cannabis, Vaporized Delta-9-THC Cannabis, Vaporized Placebo
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced May 21, 2026, 9:51 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced May 21, 2026, 9:51 PM EDT
Not yet recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Cannabis Use
Interventions
Placebo, THC, Beta-Myrcene
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced May 21, 2026, 9:51 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Behavioral Pharmacology of Cannabis
Interventions
Oral Placebo, Oral CBG Cannabis
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 55 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 24, 2025 · Synced May 21, 2026, 9:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Health Services for the Aged
Interventions
Cannabis (up to three doses)
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
55 Years to 70 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced May 21, 2026, 9:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Behavioral Pharmacology of Cannabis
Interventions
cannabis
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 45 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 20, 2023 · Synced May 21, 2026, 9:51 PM EDT