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Drugs, Herbs, & Supplements
Drug Interaction Checker
Drug Interaction Checker
This tool can help you determine if the drugs you are taking have any adverse interactions with one another, with over-the-counter drugs, or with your favorite herbals and vitamins.
Drug Search
Drug Search
Our comprehensive drug reference answers your questions on 33,000 prescription medications, over-the-counter products, and dietary supplements.
Nutritional Supplements
Herbs, Vitamins & Supplements
Discover medically validated uses for vitamins, minerals, amino acids, and other substances used as nutritional supplements.