Condition
Marijuana Use clinical trials and research
As of November 12, 2026, Find a Trial lists 3 Marijuana Use clinical trials that are recruiting, in United States. By phase: Phase 3 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 1Country
Newest Marijuana Use clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Brain imaging to predict teens' response to cannabis treatment | — | Indianapolis, Indiana | Recruiting | Jan 14, 2026 |
| Treatment for quitting cigarettes and reducing cannabis use | Phase 3 | Charleston, South Carolina | Recruiting | Mar 19, 2025 |
| Rest-Up: brief programs to reduce heavy drinking and cannabis use and improve sleep in young adults | — | Seattle, Washington | Recruiting | Dec 16, 2024 |
All recruiting trials (3)
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Brain imaging to predict teens' response to cannabis treatment
This project will test whether teens' brain activity during a learning task can predict how well 14–17-year-olds do in a 10-week virtual reward program to reduce cannabis use.
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Treatment for quitting cigarettes and reducing cannabis use
This study tests if a medication called varenicline can help adults who smoke cigarettes and use cannabis quit smoking and cut down on cannabis use, with support from counseling and online resources.
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Rest-Up: brief programs to reduce heavy drinking and cannabis use and improve sleep in young adults
This program will test short, integrated behavioral sessions to reduce heavy drinking and cannabis use and improve sleep in 18–29-year-olds with sleep problems who live in Washington State.
Related topics
Quick answers
How many Marijuana Use clinical trials are recruiting right now?
3, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
All of them have sites in United States. Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 3: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.