Testing Cann'App for cannabis harm reduction
This study is testing a smartphone app called Cann'App to help people who use cannabis reduce related harms. It's only for people who are already in a larger cannabis study in Lausanne, Switzerland.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are already part of the Cann-L study in Lausanne, Switzerland.
- You agreed to be contacted about follow-up studies when you joined the Cann-L study.
- You are willing to provide consent for this study.
- You are not pregnant or breastfeeding.
- You do not have a serious health condition that makes cannabis use unsafe (like a severe psychiatric disorder).
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 looks at how young adults (ages 18–24) use cannabis and how it relates to their health and social life. If you join, you'll answer questions through your mobile phone over time, which helps researchers understand patterns and effects.
This study looks at how cannabis affects people who use it regularly in their daily lives. Researchers will use a smartphone app to track your experiences and better understand cannabis use in the general population.
This study explores how daily cannabis use affects emotions and risk behaviors in teenagers. You'll answer quick surveys on your phone and wear a Fitbit for up to 3 months.
This study tests a behavioral program (not a drug) to help people reduce or stop cannabis use. It focuses on daily activities and skills to address cannabis use disorder without medication.
This early-phase study looks at how smoking cannabis affects your lungs and breath. Researchers will check your breath for signs of inflammation and other changes, which may help understand how cannabis affects lung health.
This study tests a new program that combines telehealth coaching and a smartphone app to help young adults who use cannabis a lot to cut back or quit. If you are a patient at certain Boston clinics and use cannabis on most days, this study might be a good fit for you.
Hear when a new Cannabis Use trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.