About Nausea & VomitingNausea and vomiting have many causes, including stomach infections, food poisoning, pregnancy, migraine, motion sickness and medicines such as chemotherapy.Repeated vomiting can quickly cause dehydration, especially in children and older people.Medicines used for Nausea & VomitingMedicines such as ondansetron, domperidone and levosulpiride relieve nausea and vomiting. Oral rehydration solution (ORS), taken in small frequent sips, replaces lost fluids and salts.When to see a doctorGet urgent help if you cannot keep fluids down, if a child has fewer wet nappies or is very drowsy, or if vomiting comes with severe abdominal pain, blood or a severe headache.This page is for general information only. Many of these medicines need a prescription; please use them only on the advice of a doctor or pharmacist, who can choose the right medicine and dose for you.
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