Overview Methods of Post Operative Analgesia in Patients Undergoing Thyroidectomy Status: RECRUITING Trial end date: 2025-12-15 Target enrollment: Participant gender: Summary this study aims to compare between effects of lidocaine and ketamine infusion on postoperative analgesia in patients undergoing thyroidectomy.Phase: NA Details Lead Sponsor: Sohag UniversityTreatments: Sodium Chloride