11
C
U
R
E
S
B
E
F
O
R
E
Early 20th
Century: Leprosy patients were treated by injecting them with oil from the chaulmoogra nut. It was painful. Wans't always effective.
1941: Promin, a sulfone drug, was introduced as a treatment for leprosy. It was succesful but the injections were too painful.