Alcohol and alprazolam analysis
BAC was measured at baseline, and again at 30, 50, 100 and 120 min post-dosing using a Lion Alcolmeter SD-400PA breathalyser (Lion Laboratories Limited, 2018). Calibrated quarterly at the road policing drug and alcohol section of Victoria police, this breathalyser measures breath alcohol concentration, which is converted to BAC, calculated at a ratio of 2300:1.Venous whole-blood samples (10 mL) were collected at 30 and 100 min post-dosing using a BD Vacutainer