Drug Interaction Checker

Go to WebMD's Drug Interaction Checker tool to help you determine if the drug you are taking may bring on problems if it doesn't mix well with something else you put into your body, like another medication, a certain food, or alcohol.


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

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


Herbs, Vitamins & Supplements

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