Product image of Montelukast Sandoz (Montelukast) supplied by GNH India

Montelukast Sandoz

Active Ingredient:
Montelukast
Origin:
EU

Montelukast Sandoz (Montelukast)

Montelukast, the active ingredient in Montelukast Sandoz, is a leukotriene receptor antagonist presented as an oral tablet for oral use. It is indicated for maintenance therapy of asthma, relief of allergic rhinitis symptoms, and prevention of exercise‑induced bronchoconstriction in appropriate patients.

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

Manufacturer / TM Owner

Sandoz S.P.A.

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Indications & Clinical Uses

Montelukast acts on the leukotriene pathway to control airway inflammation and bronchoconstriction.

  • Asthma: reduces the frequency of wheezing, shortness of breath and nighttime symptoms in patients requiring long‑term control.
  • Allergic rhinitis: alleviates nasal congestion, sneezing and itchy watery eyes caused by seasonal or perennial allergens.
  • Exercise‑induced bronchoconstriction: prevents airway narrowing that occurs during or after physical activity, improving exercise tolerance.

How It Works

  • Montelukast selectively blocks the cysteinyl leukotriene receptor CysLT1, preventing leukotriene D4 from binding. This inhibition reduces leukotriene‑mediated bronchoconstriction, vascular permeability, and inflammatory cell recruitment in the airways, thereby improving respiratory function and decreasing allergic inflammation.

Side Effects

Adverse reactions may vary in frequency and severity.

Common Side Effects

  • Headache
  • Abdominal pain
  • Cough
  • Nausea
  • Dizziness
  • Fatigue

Serious or Rare Side Effects

  • Allergic reactions such as angioedema or anaphylaxis
  • Neuropsychiatric events including mood changes or suicidal thoughts
  • Hepatic enzyme elevation
  • Severe skin reactions like Stevens‑Johnson syndrome
  • Blood dyscrasias (e.g., eosinophilia, neutropenia)
  • Severe rash or urticaria

Precautions & Warnings

Patients and prescribers should consider several safety measures when using Montelukast Sandoz.

  • Monitor liver function: assess baseline enzymes and repeat if clinically indicated.
  • Assess for neuropsychiatric symptoms: watch for mood changes, depression, or suicidal ideation.
  • Use caution in severe hepatic impairment: dose adjustment may be required.
  • Avoid use in individuals with known hypersensitivity to Montelukast or any tablet excipients.
  • Consider alternative therapy during pregnancy if risk outweighs benefit.
  • Store at ambient temperature: keep in the original pack, protect from moisture.

Avoid Interactions

Montelukast may interact with other medicines, requiring attention to avoid reduced efficacy or increased toxicity.

Major Interactions (Avoid)

  • Strong CYP3A4 inhibitors (e.g., ketoconazole, ritonavir) – may increase Montelukast plasma levels.
  • Concurrent use of other leukotriene antagonists – provides no additional benefit and may raise adverse‑event risk.
  • Phenobarbital (strong CYP inducer) – may markedly lower Montelukast exposure.

Moderate Interactions (Monitor Closely)

  • CYP2C9 inhibitors (e.g., fluconazole) – modestly increase drug concentrations.
  • CYP3A4 inducers (e.g., rifampin, carbamazepine) – may reduce therapeutic effect.
  • Selective serotonin reuptake inhibitors – may heighten neuropsychiatric side‑effect risk.

Frequently Asked Questions

Montelukast Sandoz is a leukotriene receptor antagonist prescribed for the long‑term management of asthma, relief of symptoms associated with allergic rhinitis, and prevention of exercise‑induced bronchoconstriction. It works by reducing airway inflammation and bronchial tightening, helping patients achieve better respiratory control.

Montelukast blocks the cysteinyl leukotriene receptor CysLT1, preventing leukotriene D4 from binding. This inhibition stops leukotriene‑driven bronchoconstriction, mucus secretion, and inflammatory cell recruitment, thereby decreasing airway narrowing and allergic inflammation.

The dosage of Montelukast Sandoz is determined by the prescribing clinician based on the patient’s age, condition, and response to therapy. Standard dosing regimens exist for different indications, but the exact amount and frequency must be set by a qualified health‑care professional.

Safety data for Montelukast in pregnancy and lactation are limited, and the product does not have a definitive pregnancy category. Prescribers should weigh potential benefits against possible risks and consider alternative treatments when appropriate. Breastfeeding mothers should consult their physician before use.

To place an order, submit an enquiry on the Montelukast Sandoz 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 (including any cold‑chain needs) and required import documentation.

Montelukast belongs to the leukotriene receptor antagonist class, offering an oral alternative to inhaled corticosteroids for asthma maintenance. Compared with inhaled steroids, it provides a convenient once‑daily tablet but may have a different side‑effect profile, especially regarding neuropsychiatric events. Choice depends on individual patient factors and physician judgment.

Montelukast Sandoz tablets should be stored at ambient temperature, below 25 °C, in their original packaging to protect from moisture and light. Keep the container tightly closed and out of reach of children. Do not store in bathrooms or other humid environments.

Montelukast Sandoz is taken orally as a tablet, usually once daily in the evening. The tablet should be swallowed whole with water and can be taken with or without food. Patients should follow the specific timing instructions provided by their prescriber.

Serious adverse events include severe allergic reactions (e.g., angioedema, anaphylaxis), neuropsychiatric disturbances such as mood changes, depression or suicidal thoughts, and rare skin conditions like Stevens‑Johnson syndrome. Any sudden or severe symptoms should prompt immediate medical evaluation.

Montelukast is contraindicated in individuals with known hypersensitivity to the drug or any of its excipients. Caution is advised for patients with severe hepatic impairment, and it should be used only after careful risk‑benefit assessment in pregnant or breastfeeding women. Children under the approved age for the specific formulation should not receive the product.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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