Background: Spinal anaesthesia is popular and safe anaesthesia technique for various surgeries. Shivering that develops following spinal anaesthesia is common problem due to impairment of thermoregulatory control. Present study was aimed to compare the efficacy and safety of intravenous Tramadol with intravenous Clonidine in controlling shivering in obstetric patients under regional anaesthesia for caesarean section. Material and Methods: Present study was single-center, prospective, comparative study, conducted in pregnant women, 18-40 years age, ASA grade I & II, developing shivering intra operative or postoperative in emergency or elective section. Drug therapy started as per patient group after delivery of baby