Europe — EMA
Ondansetron Bluefish (Ondansetron Hydrochloride Dihydrate)
GNH USA supplies Ondansetron Bluefish (Ondansetron), a 5‑HT3 receptor antagonist for chemotherapy‑induced, postoperative and radiation‑induced nausea
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What is Ondansetron Hydrochloride Dihydrate?
Ondansetron, the active ingredient in Ondansetron Bluefish, is a 5‑HT3 receptor antagonist presented as a standard dosage form for intravenous use. It is employed to prevent and treat nausea and vomiting associated with chemotherapy, radiation therapy, and postoperative recovery in adult patients.
GNH USA supplies Ondansetron Bluefish as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals worldwide. The company adheres to stringent quality standards and provides regulatory documentation for global distribution.
What is Ondansetron Hydrochloride Dihydrate used for?
Ondansetron is used to control nausea and vomiting by targeting the serotonergic pathway.
- Chemotherapy‑induced nausea and vomiting: reduces the frequency and severity of acute and delayed episodes. - Postoperative nausea and vomiting: prevents nausea and vomiting after surgical procedures. - Radiation‑induced nausea and vomiting: alleviates nausea associated with radiotherapy.
What are the side effects of Ondansetron Hydrochloride Dihydrate?
Ondansetron may cause a range of adverse reactions, which are grouped by frequency.
Common Side Effects: - Headache: mild to moderate intensity. - Constipation: reduced bowel movements. - Dizziness: transient light‑headedness. - Fatigue: feeling of tiredness. - Diarrhoea: loose stools. - Abdominal pain: mild discomfort.
Serious or Rare Side Effects: - QT interval prolongation: may predispose to cardiac arrhythmias. - Severe allergic reactions: rash, swelling, or anaphylaxis. - Serotonin syndrome: rare when combined with other serotonergic agents. - Severe hypotension: sudden drop in blood pressure.
What precautions apply to Ondansetron Hydrochloride Dihydrate?
When using Ondansetron, several safety considerations should be observed.
- Cardiac risk assessment: evaluate patients with known QT prolongation or electrolyte imbalances. - Electrolyte monitoring: correct hypokalaemia or hypomagnesaemia before therapy. - Hepatic impairment: adjust use in patients with severe liver dysfunction. - Hypersensitivity: avoid in individuals with known allergy to ondansetron or its excipients. - Pregnancy and lactation: use only if the potential benefit outweighs the risk. - Store at room temperature: keep in the original packaging, protect from moisture and direct sunlight.
What does Ondansetron Hydrochloride Dihydrate interact with?
Ondansetron can interact with other medicines, requiring careful management.
Major Interactions (Avoid): - Apomorphine: may cause severe hypotension. - Other QT‑prolonging agents: increase risk of cardiac arrhythmias. - Carbamazepine: induces metabolism, reducing ondansetron efficacy. - Other 5‑HT3 antagonists: additive effects may increase side‑effect risk.
Moderate Interactions (Monitor Closely): - Anticholinergics: may enhance constipation. - Opioids: potential for increased sedation. - Dexamethasone: may alter ondansetron plasma levels. - Alcohol: can potentiate central nervous system effects.



