Efficacy is the ability of a medication or treatment to produce the desired results.
We sometimes discuss efficacy when discussing Migraine treatments and clinical trials. One of the goals of many clinical trials is to test the efficacy of new medications and other treatments…
You can read more about the efficacy of Migraine treatments and find listings of clinical trials in:
For more terms, see our Migraine and Headache Glossary.
Medical review by John Claude Krusz, PhD, MD.
Teri Robert is a leading patient educator and advocate and the author of Living Well with Migraine Disease and Headaches. A co-founder of the Alliance for Headache Disorders Advocacy and the American Headache and Migraine Association, she received the National Headache Foundation’s Patient Partners Award and a Distinguished Service Award from the American Headache Society. Teri can be found on her website, and blog, Facebook, Twitter, StumbleUpon, Pinterest, LinkedIn, and Google+.