It should not be used in children of this age range.The kidneys of older adults may not work as well as they used to. Our Ondansetron Hydrochloride Tablets Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication. It is unknown if ondansetron passes into breast milk. These notices may include a list of possible medication recalls, market withdrawals, alerts and warnings. Zofran (ondansetron) is an antiemetic and selective 5-HT3 receptor Zofran adult dose is 32-mg given as a single dose or divided in three 0.15-mg/kg divided doses infused over 15 minutes. Zofran is available in generic form. The following FDA safety notices may be specifically about ondansetron or relate to a group or class of drugs which include ondansetron. This can help keep levels of this drug from building up too much in your body.It has not been established that this drug is safe and effective for this use in children.The kidneys of older adults may not work as well as they used to. If they’re more severe or don’t go away, talk to your doctor or pharmacist.Call your doctor right away if you have serious side effects. Open the package and peel back the foil. Consult your doctor before breastfeeding. Tell your doctor if you have phenylketonuria (PKU).Serious side effects include blurred vision or temporary vision loss (lasting from only a few minutes to several hours), slow heart rate, trouble breathing, anxiety, agitation, shivering, feeling like you might pass out, and urinating less than usual or not at all. Although not all of these side effects may occur, if they do occur they may need medical attention.Some side effects of ondansetron may occur that usually Check with your health care professional if any of the following side effects The most frequently reported side effects are headache, constipation, and diarrhea.Headache occurred more often in the oral dissolving tablet formulation when taken with water.Wound problems occurred at the surgical site in patients given this drug for the treatment of postoperative Localized anal/rectal burning occurred after insertion of the suppository formulation.Oculogyric crisis occurred alone and in combination with other dystonic reactions.Transient visual disturbances, blurred vision, and transient blindness occurred predominantly during rapid IV administration. Ondansetron and apomorphine should not be used together due to sudden lowering in blood pressure and loss of consciousness.. Phenytoin, carbamazepine, and rifampin can increase ondansetron elimination and decrease blood levels, possibly lowering the effects of ondansetron.. Dronedarone can increase blood levels of ondansetron by reducing its breakdown in the liver. Common side effects of Zofran include headache, feeling unwell (malaise), fatigue, drowsiness, constipation, dizziness, and diarrhea. Zofran (ondansetron) blocks the actions of chemicals in the body that can trigger nausea and vomiting.Zofran is used to prevent nausea and vomiting that may be caused by surgery, cancer Zofran may be used for purposes not listed in this medication guide.You should not use Zofran if you are also using apomorphine (Apokyn).You should not use Zofran if you are allergic to ondansetron or to similar medicines such as dolasetron (Anzemet), granisetron (Kytril), or palonosetron (Aloxi).Zofran orally disintegrating tablets may contain phenylalanine. Ondansetron may impair your thinking or reactions. Symptoms can include:If you develop these symptoms, call 911 or go to the nearest emergency room. When filling your prescription, be sure to call ahead to make sure your pharmacy carries it. Most patients were receiving concomitant Laryngospasm occurred during allergic reactions in patients given the IV formulation.Transient, asymptomatic increases in AST/ALT 2 times the upper limit of normal commonly occurred in patients receiving chemotherapy with cisplatin, and did not appear to be related to dose/duration of treatment.Liver failure and death have been reported in patients with cancer receiving potentially hepatotoxic/cytotoxic chemotherapy and 1. Do not take extra medicine to make up the missed dose.Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.Overdose symptoms may include sudden loss of vision, severe constipation, feeling light-headed, or fainting.Zofran may impair your thinking or reactions. Tell your doctor if you are breast-feeding a baby.Ondansetron is not approved for use by anyone younger than 4 years old.Zofran orally disintegrating tablets may contain phenylalanine. This raises your risk of side effects.Your doctor may start you on a lowered dosage or a different dosing schedule.

For Elderly. "Product Information. Be careful if you drive or do anything that requires you to be alert.headache with chest pain and severe dizziness, fainting, fast or pounding heartbeats;blurred vision or temporary vision loss (lasting from only a few minutes to several hours);high levels of serotonin in the body--agitation, hallucinations, fever, fast heart rate, overactive reflexes, nausea, vomiting, diarrhea, loss of coordination, fainting.This is not a complete list of side effects and others may occur. Ondansetron may impair your thinking or reactions. Ondansetron orally disintegrating tablet may cause drowsiness.