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Hospitalization with nothing by mouth and intravenous fluids and vitamins as indicated
Antiemetics
Promethazine, 12.5–25 mg orally, rectally, or intravenously every 4–6 hours
Metoclopramide, 5–10 mg orally or intravenously every 6 hours
Ondansetron, 4–8 mg orally or intravenously every 8 hours
Has been associated in some studies with congenital anomalies
Data are limited, but the risks and benefits of treatment should be addressed with the patient
As soon as possible, start a dry diet with 6 small daily feedings
Once stabilized, patients may remain at home, even if intravenous fluids are required
To limit the risk of teratogenicity, drug use in the first half of pregnancy should be limited to those of major importance to life and health (Tables 19–1 and 19–2)
Total parenteral nutrition is rarely necessary
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