Product image of Ondansetrom Azevedos (Ondansetron) supplied by GNH India

Ondansetrom Azevedos

Active Ingredient:
Ondansetron
Origin:
EU

Ondansetrom Azevedos (Ondansetron)

Ondansetron, the active ingredient in Ondansetrom Azevedos, is a 5‑HT3 receptor antagonist presented as a pharmaceutical product for oral use. It is employed to prevent and treat nausea and vomiting associated with chemotherapy, radiation therapy, and surgery in adult and pediatric patients.

GNH India supplies Ondansetrom Azevedos as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Laboratórios Azevedos - Indústria Farmacêutica, S.A.

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Indications & Clinical Uses

  • Ondansetron acts on the serotonin pathway to control nausea and vomiting in several clinical settings.
  • Chemotherapy‑induced nausea and vomiting: reduces the frequency and severity of nausea and vomiting in patients receiving cytotoxic chemotherapy.
  • Post‑operative nausea and vomiting: prevents nausea and vomiting following surgical procedures.
  • Radiation‑induced nausea and vomiting: alleviates nausea associated with therapeutic radiation exposure.

How It Works

  • Ondansetron selectively blocks the 5‑HT3 receptors located on vagal nerve terminals and in the chemoreceptor trigger zone of the brain. By inhibiting serotonin binding at these sites, it interrupts the neural signaling cascade that initiates the vomiting reflex, thereby providing anti‑emetic protection during emetogenic stimuli.

Side Effects

Common Side Effects

  • Headache
  • Constipation
  • Dizziness
  • Fatigue
  • Diarrhoea
  • Abdominal discomfort

Serious or Rare Side Effects

  • QT interval prolongation leading to cardiac arrhythmia
  • Severe allergic reactions including anaphylaxis
  • Serotonin syndrome when combined with other serotonergic agents
  • Marked hypotension
  • Hepatic enzyme elevations or liver injury
  • Extrapyramidal symptoms (rare).

Precautions & Warnings

Before initiating therapy, consider patient‑specific factors and monitor appropriately.

  • Cardiac assessment: evaluate baseline ECG and QT interval, especially in patients with known cardiac disease.
  • Hepatic function: use caution and consider dose adjustment in moderate to severe hepatic impairment.
  • Renal function: monitor renal status; dose may need adjustment in severe renal failure.
  • Concomitant QT‑prolonging drugs: avoid or use with heightened monitoring.
  • Store at room temperature: keep in the original packaging, protect from moisture and direct sunlight.

Avoid Interactions

Ondansetron may interact with several medications; awareness of interaction severity guides clinical decisions.

Major Interactions (Avoid)

  • Apomorphine: co‑administration can cause severe hypotension and loss of consciousness.
  • Certain anti‑arrhythmics (e.g., quinidine, amiodarone): increase risk of QT prolongation.
  • Carbamazepine: induces metabolism, reducing ondansetron efficacy.

Moderate Interactions (Monitor Closely)

  • Aprepitant: may enhance anti‑emetic effect, requiring dose review.
  • Dexamethasone: potential additive effect on QT interval.
  • Fluoroquinolone antibiotics: modest increase in QT prolongation risk.
  • Tricyclic antidepressants: may modestly affect cardiac conduction.
  • Azole antifungals (e.g., ketoconazole): can increase ondansetron plasma levels.

Frequently Asked Questions

Ondansetrom Azevedos contains ondansetron, a medication used to prevent and treat nausea and vomiting caused by chemotherapy, radiation therapy, and surgery. It is prescribed for both adult and pediatric patients who are at risk of emesis due to these treatments.

Ondansetron works by selectively blocking serotonin (5‑HT3) receptors in the gastrointestinal tract and the central nervous system. This inhibition prevents serotonin‑mediated signaling that triggers the vomiting reflex, thereby reducing nausea and vomiting.

The appropriate dose of Ondansetrom Azevedos is determined by the prescribing healthcare professional based on the patient’s age, weight, clinical condition, and the emetogenic potential of the therapy. Dosage regimens are individualized and should follow the prescriber’s instructions.

Safety data for ondansetron in pregnancy are limited. It should only be used if the potential benefit justifies any potential risk to the fetus. Breastfeeding mothers should consult their physician, as small amounts may be excreted in milk.

To order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India works with hospitals, pharmacies, and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details, and necessary import documentation.

Ondansetron belongs to the 5‑HT3 antagonist class, offering rapid and effective control of nausea and vomiting with a favorable safety profile compared with dopamine antagonists or antihistamines. It is often preferred for chemotherapy‑induced emesis due to its targeted mechanism.

Store Ondansetrom Azevedos at room temperature, below 25 °C. Keep the product in its original container, protect it from moisture and direct sunlight, and avoid exposure to extreme temperatures.

Ondansetrom Azevedos is administered orally, typically as a tablet or orally disintegrating tablet, according to the prescriber’s directions. It may be taken with or without food, depending on the specific formulation and clinical guidance.

Serious risks include QT interval prolongation, which can lead to potentially life‑threatening cardiac arrhythmias, severe allergic reactions such as anaphylaxis, and rare cases of serotonin syndrome when combined with other serotonergic drugs.

Patients with known hypersensitivity to ondansetron or any component of the formulation should avoid it. Caution is advised for individuals with congenital long QT syndrome, significant cardiac disease, or those taking other QT‑prolonging medications.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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