Nembutal: Harmless Cocktail or something more sinister

Pentobarbital (also known by its brand name Nembutal) is a medication belonging to the barbiturate drug class. It's given by injection in the hospital to help people relax and to control seizures in certain emergency situations. Pentobarbital (Nembutal) a schedule II controlled substance because of its risk of being habit-forming and causing dependence. The most common side effect is sleepiness.