First specific antibacterial agent, discovered by German bacteriologist Paul Ehrlich in 1909. Because of its destructive effect on Spirochaeta pallida, it was used in the treatment of syphilis...
Historic proprietary name for arsphenamine. ... Origin: L. Salvare, to preserve, + sanitas, health ... (05 Mar 2000) ... 
Type: Term Pronunciation: sal′var-san Definitions: 1. Historic proprietary name for arsphenamine.
Salvarsan is a poisonous yellowish powder discovered by Ehrlich and once used in a dilute solution as a treatment for syphilis. It is an organic compound containing a small amount of arsenic.