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Background More than one-half of all pregnant women suffer from nausea and vomiting during pregnancy (NVP), primarily during the first trimester. Methods Prospectively ascertained information on drug use during pregnancy was obtained from the Swedish Medical Birth Register during the period July 1, 1995 to 2002. Antiemetics (antiemetic antihistamines, dopamine modulators, and ondansetron) primarily...
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