All patients will receive incision and drainage and wound cultures. Patients will then be randomized to 1) septa double strength two pills orally twice a day x 7 days or 2)placebo. Patients will then return to the emergency room on days 3 and 7 for wound repacking and evaluation. The primary outcome recurrence rates within 30 days of treatment. Patients who are not improving at the following visit will then be treated with additional antibiotics if needed. Data will be analyzed both by initial randomization and intention to treat.