Gerhard Domagk

Gerhard Johannes Paul Domagk (German pronunciation: [ˈɡeːɐ̯haʁt ˈdoːmak] ; 30 October 1895 – 24 April 1964) was a German pathologist and bacteriologist. He is credited with the discovery of sulfonamidochrysoidine (KL730) as an antibiotic for which he received the 1939 Nobel Prize in Physiology or Medicine. The drug became the first commercially available antibiotic and marketed under the brand name Prontosil. While working in the pathology department of the University of Münster, Domagk was inv