43.5 per cent of study participants who used marijuana as a substitute for alcohol decreased the frequency of their drinking. Authorized medical marijuana patients who began using cannabis to help reduce their drinking report experiencing a reduction or even discontinuation of alcohol use, notes new research out of the University of Victoria. The finding reflects feedback from 2,102 patients registered with Tilray, a medical cannabis research and production company in Canada. The input was received as part of the Canadian Cannabis Patient Survey 2019, which gathered details on patient demographics, patterns of weed use and self-reported use of prescription drugs, alcohol, tobacco and illicit drugs before and after starting medical cannabis. [continues 612 words]