| Methods | Y; B; Y; Y; N; N | |
| Participants | 100 women; gynaecological; ASA1,2; exc' antiemetic, steroid, ulcer, DM, study drug contraindication | |
| Interventions | Intraoperative Either: DEXAMETHASONE 0.17 mg/kg i.v.; or DROPERIDOL 0.02 mg/kg | |
| Outcomes | All outcomes. Postop 0‐2; 2‐8; 8‐24; 0‐24 hours. | |
| Notes | Nausea commonest 0‐2 hours, vomiting 2‐8 hours. Side effects not reported. Retching categorized as vomiting. Unclear if vomiters nauseated. Categorized by severest symptom. | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Allocation concealment (selection bias) | Low risk | A ‐ Adequate |
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