Epocrates App for Android
'Get reliable drug, disease and diagnostic information with Epocrates apps!
Get quick access to reliable drug, disease, and diagnostic information at the point of care. Epocrates is the #1 mobile drug reference among U.S. physicians.
Epocrates offers a free drug reference application—Epocrates Rx—featuring thousands of drug monographs, drug-drug interaction checker, pill identifier, and health plan formularies. Premium applications—Epocrates Essentials Deluxe, Epocrates Essentials, and Epocrates Rx Pro—include additional features such as disease information, alternative meds, billing codes, and more.'
This is a free app