TABLE 2.
Drugs Commonly Used for Management of Nausea and Vomiting in Pregnancy
| Generic Name | Trade Name® | Dosage |
|---|---|---|
| Anticholinergics | ||
| Dicyclomine | Bentyl | 20 mg PO or IM qid |
| Doxylamine and Pyridoxine | Bendectin | Doxylamine 12.5 mg po bid and 25 mg po at night |
| Pyridoxine 25 mg bid | ||
| Doxylamine | Unisom | 25 mg PO 30 minutes before bed |
| Dimenhydrinate | Dramamine | 50–100 mg PO q4° |
| 50 mg IM or IV q3–4° | ||
| Diphenhydramine | Benadryl | 50 mg PO q6–8° |
| 20–50 mg IM or IV q2–3° | ||
| Droperidol | Inapsine | Individualized with dose adjustments needed (usual dose 1 mg/h) |
| Haloperidol | Haldol | 1–5 mg PO bid |
| 1–5 mg IM q12° | ||
| Metoclopramide | Reglan | 5–10 mg PO qid |
| 5–20 mg IM or IV qid | ||
| Miscellaneous | ||
| Trimethobenzamide Hydrochloride | Tigan | 250 mg PO or PR q6–8° |
| Ondansetron | Zofran | 8 mg PO or IV q8° |
| Vitamins | ||
| Pyridoxine | Vitamin B6 | 10–25 mg PO tid |
| Dopamine Antagonists | ||
| Chlorpromazine | Thorazine | 10–25 mg PO q4–6° |
| 25 mg PR q12° | ||
| 25–50 mg IM q3–4° | ||
| Perphenazine | Trilafon | 2–4 mg PO q4–6° |
| 5 mg IM once | ||
| Prochlorperazine | Compazine | 5–10 mg PO or IM q3–4° |
| 10 mg PR q4–6° |