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.


Drug Search by Physical Description
Drug Search by Physical Description

If you don't know the name of the medication, you can search by its color, shape, or markings.


Nutritional Supplements
Herbs, Vitamins & Supplements

Discover medically validated uses for vitamins, minerals, amino acids, and other substances used as nutritional supplements.