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Author: Admin | 2025-04-28
HomeOndansetronConsumer Information Generic name: ondansetron (injection) [ on-DAN-se-tron ]Brand name: Zofran injectionDosage form: injectable solution (2 mg/mL)Drug class: 5HT3 receptor antagonists UsesSide effectsWarningsBefore takingDosageInteractionsFAQ What is ondansetron?Ondansetron is used to prevent nausea and vomiting that may happen with certain cancer medicines (chemotherapy) in adults and children at least 6 months old.Ondansetron is also used to prevent nausea and vomiting that may happen after surgery in adults and children at least 1 month old.Ondansetron may be used for purposes not listed in this medication guide.Ondansetron side effectsGet emergency medical help if you have signs of an allergic reaction: hives, difficult breathing, swelling of your face, lips, tongue, or throat.Seek medical attention right away if you have symptoms of serotonin syndrome, such as: agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, twitching, loss of coordination, nausea, vomiting, or diarrhea.Seek emergency medical help if you have signs of a heart attack: chest pain that spreads to your jaw or shoulder, nausea, and sweating.Ondansetron may cause serious side effects. Call your doctor at once if you have:severe stomach pain, bloating, constipation, or any change in bowel habits; ordizziness, feeling light-headed, fainting, slow, fast, or uneven heartbeats.Common side effects of ondansetron may include:diarrhea;fever; orheadache.This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.WarningsTell your doctor about all your other medicines. Some drugs should not be used with ondansetron.Before taking this medicineYou should not use ondansetron if you are allergic to ondansetron or similar medicines (dolasetron, granisetron, palonosetron).Some drugs should not be used with ondansetron. Your treatment plan may change if you also use apomorphine.Tell your doctor if you have or have ever had:a heart rhythm disorder such as long QT syndrome (in you or a family member);an electrolyte imbalance (such as low blood levels of potassium or magnesium);congestive heart failure, slow heartbeats;obstruction in the stomach or intestines, a change in bowel habits;surgery on your stomach or intestines; orsevere liver disease.Tell your doctor if you also use stimulant medicine, opioid medicine, herbal products, or medicine for depression, mental illness, Parkinson's disease, migraine headaches, serious infections, or prevention of nausea and vomiting. An interaction with ondansetron could cause a serious condition called serotonin syndrome.Tell your doctor if you are pregnant or breastfeeding.How is ondansetron given?Ondansetron is injected into a muscle, or into a vein. A healthcare provider will give you this injection.Ondansetron is usually given before surgery, and in certain cases another dose may be given after surgery.To prevent nausea and vomiting caused by chemotherapy, ondansetron is given 30 minutes before the start of chemotherapy. Additional doses may be given 4 and 8 hours after the first dose.What happens if I miss a dose?In a medical setting you are not likely to miss a dose.What happens if I overdose?In a medical setting an overdose would be treated quickly.What should I avoid after receiving ondansetron?Follow your doctor's instructions about any restrictions on food, beverages, or
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