Randomized Clinical Trial of Co-amoxiclav Versus No Antibiotic Prophylaxis in Varicose Vein Surgery Are prophylactic antibiotics helpful in patients undergoing varicose vein surgery? To answer this question, the investigators randomly assigned 443 patients (600 legs) to a prophylactic group (n = 219) or a control group (n = 224), with wound infection as the major [...]