THC and alcohol effects on driving in healthy adults
Part of Mental health clinical trials.
This study looks at how taking THC (the active ingredient in cannabis) with or without alcohol affects your driving and perception. You will take a THC pill and possibly a drink with alcohol, then have your driving tested in a simulator.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You must be a healthy adult who does not smoke, between 21 and 55 years old.
- You must have a valid U.S. driver's license and drive at least 600 miles each year for the past 3 years.
- You must have used cannabis at least once in the last 6 months but not in the past month, and not every day.
- You must have had alcohol in the past year and have also used alcohol and cannabis together at least once in the past year without bad side effects.
- You cannot have any medical conditions like seizures, psychiatric disorders, or alcohol problems.
- You must agree not to use alcohol, nicotine, marijuana (except the study drug), or any other drugs during the study.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
Similar studies
Other trials that look related to this one.
This study tests how different doses of CBD (a cannabis compound) affect driving ability in healthy adults. It looks at whether men and women react differently, and helps understand if CBD is safe to use before driving.
This study looks at how a cannabis extract affects brain activity in healthy young adults who use cannabis occasionally. It uses brain scans to understand changes and may help guide future treatments.
This study tests whether THC (the active ingredient in cannabis) can change how much alcohol you drink and how your brain responds to rewards. You will have MRI scans and take THC or a placebo, then drink alcohol in a controlled setting.
This study tests how vaporized cannabis and alcohol together affect your ability to drive or perform tasks. It is for healthy adults who have used both substances before.
This study looks at how smoked cannabis changes driving performance when compared across two age groups. It may help researchers understand safety risks and differences by age.
This trial tests how a synthetic THC pill affects blood pressure in healthy adults who use cannabis occasionally (less than twice a week). If you are between 21 and 40, generally healthy, and don't take certain medications, you may be able to join.
Hear when a new Cannabis, Drug Effects trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.