This medication is utilized alone or with other medications to prevent vomiting and nausea caused by cancer drug treatment (chemotherapy) and radiation therapy. It is also used to prevent and treat nausea and vomiting after surgery. It works by blocking one of the body's normal substances (serotonin) that causes nausea.
To prevent nausea from chemotherapy, take this medication by lips usually within thirty minutes before therapy starts. To prevent nausea from radiation treatment, take this medication by lips 1 to 2 hours ahead of the begin of your therapy. To prevent sickness after surgery, take ondansetron by mouth 1 hour before the start of surgery. This medicine might be taken with or without food. However, your doctor may inform you not to eat before chemotherapy, radiation, or surgery.
If you're making use of the fluid form of this medication, use a measuring that is special or device to measure out your prescribed dose. Do not use a household spoon because you may not get the correct dose.
Take any other doses as directed by your physician. Ondansetron could be taken up to three times a day for 1 to 2 days after your chemotherapy or radiation treatment is finished. It regularly in order to get the most benefit from it if you are taking this medication on a prescribed schedule, take. Each day to help you remember, take it at the same times.
Dosage is based on your condition that is medical and to therapy. The dosage for children may be based on also age and weight. The usual dose that is maximum patients with severe liver problems is 8 milligrams in 24 hours. Take this medication exactly as directed. Do not take more medication or often take it more than recommended. Ask your pharmacist or doctor in the event that you have concerns.
Inform your doctor if your condition does not improve or if it worsens.
Headache, lightheadedness, dizziness, drowsiness, tiredness, or constipation may occur. If these effects persist or worsen, notify your doctor quickly.
Remember that your physician has prescribed this medicine she has judged that the benefit to you is greater than the risk of side effects because he or. Many people using this medication do not have serious side effects.
Tell your doctor right away if any of those not likely but serious adverse effects occur: stomach pain, muscle mass spasm/stiffness, vision changes (age.g., temporary lack of vision, blurred vision).
Get medical help right away if some of these rare but very severe side effects occur: chest pain, slow/fast/irregular heartbeat, serious dizziness, fainting.
This medication may increase serotonin and seldom cause a very serious condition called serotonin syndrome/toxicity. The risk increases if you are also taking other drugs that increase serotonin, so tell your doctor or pharmacist of all the drugs you take (see Drug Interactions section). Get medical help right away if you develop some associated with the after symptoms: fast heartbeat, hallucinations, loss in coordination, severe dizziness, severe nausea/vomiting/diarrhea, twitching muscle tissue, unexplained fever, unusual agitation/restlessness.
an extremely serious reaction that is allergic this drug is unlikely, but stop taking this medication and seek immediate medical attention if it occurs. Symptoms of a serious reaction that is allergic: rash, itching/swelling (especially of the face/tongue/throat), serious dizziness, trouble breathing.
This is certainly not a complete list of possible adverse effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the united states -
Call your doctor for medical advice about negative effects. You may report adverse effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side impacts. You may report effects that are side Health Canada at 1-866-234-2345.
Before taking ondansetron, tell your medical professional or pharmacist if you are allergic to it; or to other serotonin blockers (e.g., granisetron); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic responses or other problems. Talk to your pharmacist for additional information.
Before using this medicine, tell your medical professional or pharmacist your medical history, specially of: irregular heartbeat, liver disease, stomach/intestinal issues (e.g., present abdominal surgery, ileus, swelling).
Ondansetron might cause a disorder that affects the heart rhythm (QT prolongation). QT prolongation can hardly ever cause severe (rarely fatal) fast/irregular heartbeat and other signs (such as severe dizziness, fainting) that require medical attention immediately.
The chance of QT prolongation may be increased if you have certain medical conditions or are using other drugs which could cause QT prolongation. Before using ondansetron, tell your physician or pharmacist of all drugs you take and if you have of the next conditions: certain heart related illnesses (heart failure, sluggish heartbeat, QT prolongation within the EKG), family history of particular heart problems (QT prolongation in the EKG, sudden cardiac death).
Low levels of potassium or magnesium within the bloodstream may increase your risk also of QT prolongation. This risk may increase if you have conditions such as severe sweating, diarrhea, or vomiting if you use certain drugs (such as diuretics/"water pills") or. Talk to your doctor about using ondansetron safely.
This drug might make you dizzy or drowsy. Do not drive, use machinery, or do any activity that requires alertness you can perform such activities safely until you are sure. Limit beverages that are alcoholic.
To minimize dizziness and lightheadedness, get up slowly whenever rising from a sitting or lying position.
Older adults may be more sensitive to the medial side aftereffects of this drug, especially QT prolongation (see above).
This medication must be used only once clearly required during pregnancy. Discuss the risks and benefits with your doctor.
It is really not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
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