Table 2.
Antiemetic doses and timing for administration in adults.
| Drug | Dose | Timing |
|---|---|---|
| Ondansetron | 4–8 mg IV | At end of surgery |
| Dolasetron | 12.5 mg/IV | At end of surgery |
| Granisetron | 0.35–1mg IV | At end of surgery |
| Tropisetron | 5 mg IV | At end of surgery |
| Dexamethasone | 5–10 mg IV | At induction |
| Droperidol | 0.625–1.25 mg IV | At end of surgery |
| Ephedrine | 1–2 mg/KG IV | At end of surgery |
| Prochlorperazine | 5–10 mg IV | At end of surgery |
| Promethazine | 12.5–25 mg IV | At end of surgery |
| Scopolamine | Transdermal patch | Applied prior evening or 4 hr before end of surgery |
Based on the original article by Gan et al. [52].