SideEffects2

Suppose you are taking multiple medications and are experiencing a health issue such as a headache. With SideEffects2, you can find out which of your medications could be causing that health issue. In addition, you can see all the side effects of a medication, and get the possible interactions between your medications

Please do not stop taking any medications on the basis of information from SideEffects2. Give the information to your doctor and have them evaluate it.

Although we have made tremendous efforts to ensure accuracy of the information, the accuracy is in fact dependent on the accuracy of our data source.
SideEffects2 uses a real-time API from the National Library of Science, National Institutes of Health. An overview can be found at https://rxnav.nlm.nih.gov