'Dorph

'Dorph, Streetslang for synthetic endorphin, is a popular type of Street Drug.

Overview
'Dorph is a "designer drug" that acts as a powerful painkiller, producing a rush that feels like a second wind, limiting fatigue, and improving natural healing. The pain and stress reduction effects might have a steep price, however: damage to the nervous system leading to a permanent loss of coordination, reflexes, and dexterity.