PDR Health

The Physicians' Desk Reference (PDR) provides trusted and authoritative drug and clinical explanations of disease states and conditions, as well as the safe and effective use of prescription and non-prescription drugs as well as herbal medicines.

Medline Plus

Medline Plus directs users to information to help answer health questions by bringing together authoritative information from NLM, The National Institutes of Health (NIH), and other government agencies and health-related organizations.