Overview Combined Effect of Dexamethasone and Paracetamol for Postoperative Sore Throat Status: Unknown status Trial end date: 2015-03-01 Target enrollment: Participant gender: Summary The investigators want to evaluate the efficacy of the dexamethasone and paracetamol for the prevention of postoperative sore throat. Phase: N/A Details Lead Sponsor: Seoul National University HospitalTreatments: AcetaminophenBB 1101DexamethasoneDexamethasone 21-phosphateDexamethasone acetate