Medical Information on the Internet: Drugs and Supplements

For authoritative, accurate, and current information about drugs and supplements, see these websites:

  • MedlinePlus—Drugs, Herbs, and Supplements: Published by the U.S. National Library of Medicine, MedlinePlus provides easy to understand health information for consumers. Learn about your prescription drugs and over-the-counter medicines. Includes side effects, dosage, special precautions, and more.
  • Drug Information from the National Library of Medicine, which includes:         
    • Drug Information Portal: Comprehensive information on over 53,000 substances for the consumer, health professionals, and researchers.
    • Pillbox: A tool that aids in the identification of unknown solid dosage pharmaceuticals.
    • DailyMed: Includes FDA labels (package inserts).
    • Dietary Supplement Label Database: Includes name, form, active and inactive ingredients, amount of active ingredient, manufacturer/distributor information, label claims, warnings, percentage of daily value, and additional label information for vitamins, minerals, herbs or other botanicals, amino acids, and other specialty supplements.
    • LactMed: Has information on drugs breastfeeding mothers may be exposed to, and the effects of those agents on nursing infants and on lactation.
    • LiverTox: Includes information about medications, herbals, and dietary supplements that can affect the liver.
  • Drugs@FDA: U.S. Food and Drug Administration (FDA) approved drug products. Includes basic information about all FDA approved drugs, recent news on drug approvals, and drug safety information.