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Utility of Single-dose Oral Antibiotic Prophylaxis in Prevention of Surgical Site Infection in Dermatologic Surgery
Sponsor: Carilion Clinic
Summary
The purpose of the study is to assess the effectiveness of a single dose of preoperative antibiotic in reducing surgical site infections in certain dermatological procedures. Patients will undergo surgical excision or Mohs surgery as is clinically indicated and part of usual care. The study will be a double blinded, placebo-controlled clinical trial. Patients meeting inclusion criteria will be assigned to one of three participant categories: 1) patients undergoing repair with skin flap or graft on the nose, 2) patients undergoing repair with skin graft, flap, or wedge resection on the ear, or 3) patients undergoing Mohs surgery with closure or partial closure or surgical excision on the lower extremity below the knee. Within each category, participants will be randomized into one of two groups: group one will receive a preoperative placebo pill and group two will receive preoperative antibiotic prophylaxis (either a single dose of Cephalexin 2g PO or single dose of Clindamycin hydrochloride 600 mg PO if allergy to penicillin or cephalosporin). Patients will followed for 30 days +/- 7 after surgery to evaluate for any surgical site infection.
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
574
Start Date
2020-10-01
Completion Date
2026-09
Last Updated
2026-03-25
Healthy Volunteers
No
Conditions
Interventions
Cephalexin
If randomized to the antibiotic group, a single dose of cephalexin or clindamycin hydrochloride (if concern for previous allergy to Cephalexin) will be given prior to surgery.
Placebo capsules
Patients will receive 4 placebo capsules prior to surgery if randomized to placebo group.
Locations (1)
Carilion Clinic
Roanoke, Virginia, United States