Ondoc 4 mg Tablet

Ondoc 4 mg Tablet is a prescription antiemetic tablet that contains 4 mg of ondansetron in each tablet. Ondansetron belongs to the serotonin 5-HT3 receptor antagonist class, which is used to help prevent nausea and vomiting. Ondoc 4 mg Tablet may be prescribed for nausea and vomiting related to chemotherapy, radiation therapy, surgery, or other causes when a doctor feels this strength is appropriate.

How it works: Ondansetron works by blocking serotonin signals in the gut and in the brain that can trigger nausea and vomiting. Because Ondoc 4 mg Tablet is taken by mouth, it starts working after it is absorbed into the body and is commonly used before nausea is expected.

Ondoc 4 mg Tablet is a standard lower-strength ondansetron tablet that is often used when a prescriber wants a smaller, easier-to-adjust dose than higher-strength options. Compared with stronger ondansetron tablets, the 4 mg tablet may be chosen for people who need a milder dose, a repeat dose schedule, or a form that fits a stepwise treatment plan.

• Prevention of nausea and vomiting from chemotherapy
• Prevention of nausea and vomiting after surgery
• Prevention of nausea and vomiting from radiation therapy
• Management of nausea and vomiting when prescribed by a doctor

• Swallow Ondoc 4 mg Tablet whole with a glass of water unless your doctor gives different instructions.
• Take it exactly as prescribed; the timing may be before chemotherapy, radiation, surgery, or when nausea is expected.
• You may take it with or without food.
• Do not take extra tablets to make up for a missed dose unless your prescriber tells you to do so.
• If you feel dizzy or sleepy after taking Ondoc 4 mg Tablet, avoid driving or activities that need full alertness.
• Do not crush or chew the tablet unless your pharmacist confirms that is appropriate for your specific tablet

Each Ondoc 4 mg Tablet provides 4 mg of ondansetron. The dose may be taken once or repeated at intervals depending on the reason for use, but the exact schedule and maximum daily amount must be set by the doctor. Do not exceed the prescribed dose, because taking more does not always work better and can raise the risk of side effects.

Do not change your dose or stop the medicine without speaking to your doctor.

Common side effects of Ondansetron may include:

• Headache
• Constipation
• Dizziness
• Fatigue or tiredness
• Flushing
• Mild diarrhea
• Lightheadedness

• Tell your doctor if you have a history of heart rhythm problems or long QT syndrome, because ondansetron can affect the heartbeat.
• Use caution if you have liver disease, since dose adjustment may be needed.
• Tell your clinician about any electrolyte problems such as low potassium or low magnesium.
• This tablet may cause dizziness or drowsiness in some people, so be careful with driving or machinery until you know how it affects you.
• Avoid alcohol if it worsens dizziness or nausea while you are taking Ondoc 4 mg Tablet.
• Tell your doctor if you are pregnant, breastfeeding, or planning pregnancy before using this medicine.
• Do not use this medicine with other products that also contain ondansetron unless your prescriber specifically instructs you to

• Apomorphine
• Other medicines that can affect heart rhythm, including some antiarrhythmics, antipsychotics, and antibiotics
• SSRIs and SNRIs such as sertraline, fluoxetine, or venlafaxine
• Tramadol
• Carbamazepine or phenytoin may reduce ondansetron levels

Store Ondoc 4 mg Tablet in its original strip or box at room temperature, away from moisture, heat, and direct light.