Product image of Montelukast Pensa (Montelukast Sodium) supplied by GNH India

Montelukast Pensa

Active Ingredient:
Montelukast Sodium
Origin:
EU

Montelukast Pensa (Montelukast Sodium)

Montelukast, the active ingredient in Montelukast Pensa, 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 Pensa as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Towa Pharmaceutical S.A.

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Indications & Clinical Uses

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

  • Asthma: provides maintenance therapy that reduces the frequency and severity of asthma attacks.
  • Allergic rhinitis: alleviates nasal congestion, sneezing and itching associated with seasonal or perennial allergies.
  • Exercise‑induced bronchoconstriction: prevents bronchospasm triggered by physical activity, improving exercise tolerance.

How It Works

  • Montelukast selectively antagonizes the cysteinyl leukotriene receptor CysLT1, blocking the actions of leukotriene D4 and related mediators. This inhibition reduces bronchial smooth‑muscle contraction, vascular permeability, mucus secretion, and inflammatory cell recruitment, thereby improving airway patency and decreasing allergic inflammation.

Side Effects

Montelukast is generally well tolerated, but adverse reactions can occur.

Common Side Effects

  • Headache: mild to moderate intensity.
  • Abdominal pain: occasional discomfort.
  • Cough: transient irritation.
  • Nausea: occasional upset stomach.
  • Dizziness: brief episodes.
  • Fatigue: mild tiredness.

Serious or Rare Side Effects

  • Allergic reactions: rash, angioedema, or anaphylaxis.
  • Neuropsychiatric events: depression, mood changes, or suicidal thoughts.
  • Hepatic enzyme elevation: potential liver function abnormalities.
  • Eosinophilic granulomatosis with polyangiitis: rare vasculitic syndrome.
  • Stevens‑Johnson syndrome: severe skin reaction.
  • Severe bronchospasm: paradoxical worsening of breathing.

Precautions & Warnings

When prescribing Montelukast, clinicians should consider several safety aspects.

  • Pregnancy: safety not established; use only if potential benefit outweighs risk.
  • Breastfeeding: assess risk versus benefit; limited data available.
  • Liver impairment: use with caution and monitor hepatic function.
  • Concomitant enzyme inducers (e.g., phenobarbital, rifampin): may reduce drug exposure.
  • Neuropsychiatric monitoring: observe for mood changes or suicidal ideation.
  • Store at ambient temperature: keep in original container, protect from moisture and heat.

Avoid Interactions

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

Major Interactions (Avoid)

  • Phenobarbital: induces metabolism, lowering Montelukast levels.
  • Rifampin: strong enzyme inducer that reduces therapeutic exposure.
  • Ketoconazole: may increase Montelukast concentrations, raising risk of side effects.

Moderate Interactions (Monitor Closely)

  • Warfarin: possible alteration of INR; monitor coagulation parameters.
  • Beta‑agonists: additive bronchodilatory effect; watch for excessive stimulation.
  • Theophylline: may increase plasma concentrations; consider dose adjustment.

Frequently Asked Questions

Montelukast Pensa is prescribed for the long‑term management of asthma, relief of symptoms associated with allergic rhinitis, and prevention of exercise‑induced bronchoconstriction. It works by targeting leukotriene‑mediated inflammation and airway narrowing, helping patients achieve better control of respiratory symptoms.

Montelukast blocks the cysteinyl leukotriene receptor CysLT1, preventing leukotriene D4 and related mediators from binding. This inhibition reduces bronchial smooth‑muscle contraction, vascular leakage, mucus production, and inflammatory cell recruitment, thereby improving airway function and reducing allergic inflammation.

The specific dose of Montelukast is determined by the prescribing healthcare professional based on the patient’s age, condition, and response to therapy. Dosage forms and strengths are selected to match the clinician’s recommendation, and patients should follow the prescribed regimen exactly.

Safety data for Montelukast during pregnancy are limited, and the medication should only be used if the potential benefit justifies any possible risk to the fetus. While limited information exists for breastfeeding, the decision to continue treatment should be made after weighing the infant’s exposure against the mother’s therapeutic need.

To place an order, submit an enquiry on the product page at gnhindia.com specifying the required quantity of Montelukast Pensa. 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 requirements) and the necessary import documentation.

Montelukast belongs to the leukotriene receptor antagonist class, offering an oral alternative to inhaled corticosteroids or long‑acting beta‑agonists. It is particularly useful for patients with aspirin‑exacerbated respiratory disease or those who prefer a once‑daily tablet. While effective for many, it may be less potent than inhaled steroids for severe persistent asthma, and clinicians often use it as add‑on therapy.

Montelukast Pensa should be stored at ambient temperature, below 25 °C, in its original packaging to protect it from moisture and excessive heat. Keep the product out of reach of children and avoid exposing it to direct sunlight or humid environments.

Montelukast is taken orally, usually once daily in the evening, with or without food. The tablet should be swallowed whole with a glass of water. Patients should follow the dosing schedule prescribed by their healthcare provider to maintain consistent drug levels.

Serious adverse events include allergic reactions such as rash, angioedema, or anaphylaxis; neuropsychiatric effects like depression, mood swings, or suicidal thoughts; and rare conditions such as eosinophilic granulomatosis with polyangiitis. Patients should seek immediate medical attention if they experience any of these symptoms.

Montelukast is contraindicated in individuals with known hypersensitivity to the drug or any of its excipients. Caution is advised for patients with severe liver impairment, active psychiatric disorders, or those taking strong enzyme‑inducing medications that may diminish its effectiveness.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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