Nausea and Pain Prophylaxis During Thyroid Surgery

IV dexamethasone 0,15 mg/kg bodyweight. Single-dose bolus injection after start of anesthesia. Medication is opened and administrated to the patient from a coded ampoule by the physician. The medication is diluted in such a way that 1 mL is equivalent to 10 kg body weight (1,5 mg/mL).

iv natriumchloride 0,9% (placebo). 1 mL is equivalent to 10 kg body weight.

IV dexamethasone 0,30 mg/kg body weight. Drug diluted to 3,0 mg/mL and administrated in same way as arm 2.