Not sure if anyone on here will be qualified to answer this but here is a shot. I work 3rd as a professional driver and take 25-50 mg of benadryl to help me fall asleep, does anyone know or has anyone ever heard of benadryl causing a false pos on a drug screen?
Benadryl questions relating to drug screen.
Discussion in 'Trucking Industry Regulations' started by trucker3573, Dec 30, 2011.