This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they exist. The article ends with the author's clinical recommendations.
A 25-year-old woman presents with persistent nausea and vomiting 8 weeks after her last menstrual period in her first pregnancy. Her primary care provider is reluctant to give her medications. She has lost 5 lb (2.3 kg) in 6 weeks. How should she be treated?