Definitions by Physical Euphoria

Etorphine 

An extremely potent opioid. It is estimated to be 1,000-3,000 times as potent as morphine. It is used to immobilize large animals, and has little to no medical usage for humans.

The elephant needed to be calmed down, so 10 mg of Etorphine did the trick.

Etorphine by Physical Euphoria November 13, 2016