B – Multiple randomized trials and systematic reviews (including Cochrane analyses) show no consistent reduction in key morbidities such as pain, bleeding, or time to normal diet with peri- or postoperative antibiotics, concluding against their routine use [Dhiwakar, 2012, PMID 23235625; Al-Layla, 2013, PMID 23010790; Abdelhamid, 2019, PMID 30641307].