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Ondansetron is a commonly prescribed anti-nausea and anti-vomiting medicine. It works by blocking serotonin receptors in the brain and gut that trigger nausea and vomiting.

✅ Uses of Ondansetron

• Nausea and vomiting due to:

  • Stomach infection (gastritis, gastroenteritis)

  • Food poisoning

  • Migraine

  • Post-surgery

  • Chemotherapy or radiotherapy

• Motion sickness (in some cases)

💊 How It Works

Ondansetron blocks the action of serotonin, a chemical responsible for triggering the vomiting reflex, helping the patient feel comfortable and preventing dehydration.

⚠️ Important Information

• Take only the dose prescribed by your doctor

• Not recommended for self-medication

• Inform your doctor if you have:

  • Heart rhythm problems

  • Liver disease

  • Are pregnant or breastfeeding

❗ Possible Side Effects

• Headache

• Constipation

• Dizziness

• Fatigue

(Usually mild and temporary)

🩺 Medical Advice

Always consult a qualified doctor before using Ondansetron, especially for children, elderly patients, or during pregnancy.