This medicine is utilized alone or with other medications to avoid 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 really works by blocking certainly one of the body's natural substances (serotonin) that causes nausea.
To prevent nausea from chemotherapy, take this medicine by lips usually within thirty minutes before treatment begins. To avoid nausea from radiation treatment, take this medication by lips 1 or 2 hours prior to the begin of your therapy. To prevent nausea after surgery, take ondansetron by mouth one hour before the beginning of surgery. This medicine may be taken with or without food. However, your doctor might inform you not to ever consume before chemotherapy, radiation, or surgery.
If you're using 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 medical professional. Ondansetron can be taken up to 3 times a for 1 to 2 days after your chemotherapy or radiation treatment is finished day. It regularly in order to get the most benefit from it if you are taking this medication on a prescribed schedule, take. To help you remember, take it at the same times each day.
Dosage relies 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 take it more often than recommended. Ask your pharmacist or doctor in the event that you have actually questions.
Inform your doctor if your condition does perhaps not improve or if it worsens.
Headache, lightheadedness, dizziness, drowsiness, tiredness, or constipation might occur. If these effects persist or worsen, notify your physician promptly.
Remember that your doctor has prescribed this medicine because he or she has judged that the benefit to you is greater than the risk of adverse effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if any of the unlikely but serious adverse effects occur: stomach pain, muscle spasm/stiffness, eyesight changes (age.g., temporary loss of vision, blurred vision).
Get medical help right away if any of these rare but very severe adverse effects occur: chest pain, slow/fast/irregular heartbeat, serious dizziness, fainting.
This medication may increase serotonin and seldom cause a very condition that is serious serotonin syndrome/toxicity. The risk increases you take (see Drug Interactions section) if you are also taking other drugs that increase serotonin, so tell your doctor or pharmacist of all the drugs. Get medical help right away if you develop some of the after symptoms: fast heartbeat, hallucinations, loss in coordination, severe dizziness, severe nausea/vomiting/diarrhea, twitching muscles, unexplained fever, unusual agitation/restlessness.
a really serious allergic reaction to 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 list that is complete of 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 unwanted effects. You may report adverse effects to Food And Drug Administration at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side results. You may report adverse effects to Health Canada at 1-866-234-2345.
Before taking ondansetron, tell your physician 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. Keep in touch with your pharmacist for additional information.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: irregular heartbeat, liver condition, stomach/intestinal issues (age.g., current abdominal surgery, ileus, swelling).
Ondansetron may cause an ailment that affects the heart rhythm (QT prolongation). QT prolongation can rarely cause severe (rarely fatal) fast/irregular heartbeat and other symptoms (such as severe dizziness, fainting) that need medical attention right away.
The chance of QT prolongation can be increased if you have certain conditions that are medical are taking other drugs which could cause QT prolongation. Before using ondansetron, tell your doctor or pharmacist of the many drugs you are taking and if you have any of the following conditions: certain heart related illnesses (heart failure, slow heartbeat, QT prolongation in the EKG), family history of particular heart problems (QT prolongation in the EKG, sudden cardiac death).
Low levels of potassium or magnesium within the blood 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. Keep in touch with 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 until you are sure you can perform such activities safely. Limit beverages that are alcoholic.
To attenuate dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.
Older adults may be more sensitive to the medial side effects of this drug, especially QT prolongation (see above).
This medication ought to be used only when clearly required during maternity. Discuss the risks and benefits together with your doctor.
It is really not known whether this drug passes into breast milk. Consult your doctor before breast-feeding.
Airmail: 2-3 weeks, EMS: 3-8 business days.