You may report side effects to Health Canada at 1-866-234-2345. Before using undecylenic acid, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.

You may report side effects to Health Canada at 1-866-234-2345. Before using undecylenic acid, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.

Board-certifed dermatologist and owner of Sage Dermatology and Mohs surgery clinic in Utah, Dr. Angela Brimhall, explained that the Foot Cure formula contains 25% undecylenic acid, “a compound ...