What proportion of cannabis users use other drugs concurrently?

The majority of Australians who used cannabis in the past 12 months used at least one other drug at the same time. Alcohol (79%) was the drug most often used with cannabis, followed by tobacco (61%).

Among Australians who used cannabis in the past 12 months, 79% concurrently used alcohol, 61% concurrently used tobacco, 18% concurrently used ecstasy, 12% concurrently used methamphetamine, 11% concurrently used hallucinogens, 10% concurrently used cocaine, 10% concurrently used pain killers/opiates, 3% concurrently use tranquillisers/sleeping pills, and 6% concurrently used some other drug.

Source: Australian Institute of Health and Welfare (AIHW). 2016 National Drug Strategy Household Survey

Please note: Percentages do not tally to 100% as survey respondents could select more than one drug type.