- Patients on immunosuppressant drugs, received any antibiotic prophylaxis (within 10 days), suffer any chronic illness (e.g. diabetes mellitus or renal disease) or who experienced any obstetric complication in the current pregnancy (e.g. antepartum hemorrhage & rupture of membranes). Previous history of more than two laparotomies, maternal BMI more than 28 & any maternal febrile illness within 10 days from the procedure. Patients who are known to be allergic to penicillin or cephalosporin