Metronidazole conquers EAC

Washington - Systemic metronidazole can be an effective treatment for erythema annulare centrifugum (EAC), according to Lucio Andreassi, M.D., professor and chairman of the Department of Dermatology at the University of Siena, Italy. At the annual AAD meeting, Dr. Andreassi presented a case report of a patient with a two-year history of EAC who was successfully treated with a six-week course of oral metronidazole, followed by a four-week course of topical metronidazole 1 percent gel.