DrugInteract educational drug interaction reference
Educational use only. DrugInteract is for educational and research reference only. It is not medical advice, diagnosis, or treatment. Data may be incomplete or contain errors; the absence of a listed interaction does not mean a combination is safe. Always consult a qualified healthcare professional.

Check drug interactions

Enter two or more drugs. Each name is normalized with RxNorm, then this tool reads the live U.S. FDA drug labels (openFDA) and tells you whether one drug's label text mentions the other. It does not grade severity.

Suggestions from RxNorm appear as you type; you can also type any name freely. Brand names work too (e.g. Coumadin).

Try an example: