Understanding the Clinical Pharmacology of Marijuana-Tobacco Co-administration
NCT05999383
This study is recruiting at 1 US site in 1 state, according to its ClinicalTrials.gov record last updated .
Summary
This is a crossover, randomized, double-blinded clinical pharmacology study enrolling dual cannabis-tobacco smokers to better understand the combined effects of co-administering cannabis and tobacco. The project aims to describe the pharmacokinetics and pharmacodynamics of marijuana-tobacco co-administration by delivering THC and nicotine in various combinations. This foundational study will establish a research program focused on elucidating the public health consequences of marijuana-tobacco co-use.
Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov
Conditions studied
- THC
- Cannabis
- Cannabis Use
- Cannabis Smoking
- Tobacco Use
- Vaping
Eligibility basics and study details
- Study type
- Interventional
- Phase
- Phase 2
- Ages
- 21 to 65 years
- Sex
- All
- Healthy volunteers
- Accepted
- Sponsor
- University of California, San Francisco
- Last updated on ClinicalTrials.gov
- January 7, 2026
These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.
US recruiting sites
California · 1
- Zuckerberg San Francisco General Hospital · San Francisco, CA
Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.