When you leave the Tee Tee for the nursie pooh they are not testing for heroine, coke, weed are any of the goodies. They are testing for a Diabetic condition. If you stop by the Krispy Kreme and inhale a half dozen on the the way to your doctor you might have a problem. By the way. If the doctor instructs you to drop your pants for the rectal exam have a plan of action if you detect both his hands on your back when the exam is being performed.