S. Andral Kilmer

Sylvester Andral Kilmer (December 19, 1840 - January 14, 1924) was an American physician and pharmaceutical chemist, involved with patent medicine via his development of Dr. Kilmer's Swamp Root and other remedies, sold through Dr. Kilmer & Co. a family-run business managed by his brother, Jonas M. Kilmer, and nephew, Willis Sharpe Kilmer.