Butorphanol is a synthetic opioid analgesic (pain killer) medication, with side effects and symptoms similar to morphine.
The drug was originally developed and released by Bristol-Myers under the brand name Stadol but was eventually discontinued. Butorphanol is still available in its generic forms which include Mylan, Novex, and Apotex.

Butorphanol, which comes in a tablet, injectable or…

Last Article Date: Friday, August 12, 2022