willow
TylenolAspirin
*The ancient Egyptians used willow bark as a remedy for aches and pains, said Diarmuid Jeffreys, author of "Aspirin: The Remarkable Story of a Wonder Drug." They didn't know that what was reducing body temperature and inflammation was the salicylic acid.
Tylenol
COWARDLYsuicide
*The Hemlock Society actually has a suicide recipe involving acetaminophen.