Another inclusion criterion includes gestational age (GA) more than 37 weeks gestation. 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) will be excluded from the study. Additional exclusion criteria include 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 will be also excluded (all patients will receive 100 mg of ceftriaxone as a test dose before participation in the current study). The study was approved by the Hospital Ethical Committee. All participants will provide an informed consent after explaining the aim and potential hazards of the study.