Cannabis alcohol co-use driving risk is no longer theoretical, it is now clearly demonstrated in a controlled clinical trial. This Johns Hopkins RCT shows that combining edibles with alcohol impairs driving more than either substance alone, even below legal alcohol limits. For patients, clinicians, and policymakers, this reframes how we think about impairment and safety in real-world use
Cannabis Edibles and Alcohol Combined Make Driving More Dangerous Than Either Alone, Johns Hopkins RCT Finds
Cannabis alcohol co-use driving risk is no longer theoretical, it is now clearly demonstrated in a controlled clinical trial. This Johns Hopkins RCT shows that combining edibles with alcohol impairs driving more than either substance alone, even below legal alcohol limits. For patients, clinicians, and policymakers, this reframes how we think about impairment and safety in real-world use.
Cannabis Impairs Driving for Over Five HoursโFar Longer Than Users Believe
Approximately 66% of participants reported willingness to drive, despite subjective awareness of being impaired and objectively worse driving performance.
Mobile app-based study of driving behaviors under the influence of cannabis.
Cannabis use has become increasingly prevalent due to evolving legal and societal attitudes, raising concerns about its influence on public safety, particula…
Effects of prescribed medical cannabis and alcohol on real-world driving performance (CAN-TRACK): a study protocol for a two-phase trial.
Medical cannabis is now commonly prescribed for a range of chronic health conditions. Many medical cannabis products contain delta-9-tetrahydrocannabinol (TH…