DrugDigest: Losartan ( Cozaar ) - Information on dosage, usage, side effects, interactions, and drug comparisons, including generics when available. - http://www.drugdigest.org/DD/DVH/Uses/0,3915,399%7CLosartan,00.html
Cozaar and Hyzaar - Losartan potassium and losartan potassium with hydrochlorothiazide. Features hypertension resources, prescribing information, and clinical data. - http://www.merck.com/product/usa/cozaarandhyzaar/hcp/home.html
Losartan - Information from the RxList. - http://www.rxlist.com/cgi/generic/losar.htm