Health

Drugs@FDA - A database listing most brand name and generic drug products approved by the Food and Drug Administration since 1939, including prescription and over-the-counter human drugs currently approved for sale in the United States, as well as discontinued drugs. "The majority of labels, approval letters, reviews, and other information are available for drug products approved from 1998 to the present." Browsable, or searchable by drug name, active ingredient, company, FDA action date, and more.
Healthfinder - Award winning Federal web site for consumers developed by the U.S. Department of Health and Human Services together with other Federal agencies. It is a key resource for finding government, nonprofit health and human services on the internet with links to 1,700 carefully selected sites.
RxList - Drug information for prescription drugs, side effects, interactions, warnings, overdose, patient information, and pharmacology.