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

Montelukast Qualigen

Active Ingredient:
Montelukast
Origin:
EU

Montelukast Qualigen (Montelukast)

Montelukast, the active ingredient in Montelukast Qualigen, is a leukotriene receptor antagonist presented as an oral tablet for oral use. It is used to manage asthma, allergic rhinitis, and exercise‑induced bronchoconstriction in patients requiring maintenance therapy and is prescribed by healthcare professionals.

GNH India supplies Montelukast Qualigen as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, adhering to stringent quality standards and regulatory requirements. Our distribution network ensures reliable access across multiple regions.

Manufacturer / TM Owner

Neuraxpharm Spain, S.L.U.

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Indications & Clinical Uses

Montelukast is a leukotriene receptor antagonist used in the management of respiratory and allergic conditions.

  • Asthma: reduces frequency of attacks and improves overall control in maintenance therapy.
  • Allergic rhinitis: alleviates nasal congestion, sneezing and itching associated with seasonal or perennial allergic rhinitis.
  • Exercise‑induced bronchoconstriction: prevents bronchospasm triggered by physical activity in susceptible individuals.

How It Works

  • Montelukast selectively blocks the cysteinyl leukotriene receptor CysLT1, preventing leukotriene D4 from binding. By inhibiting this receptor, it reduces leukotriene‑mediated bronchoconstriction, airway edema, mucus secretion and inflammatory cell recruitment, thereby improving airway patency and decreasing allergic inflammation. The antagonism also dampens downstream signaling that contributes to airway hyperresponsiveness, making it effective for chronic asthma control and acute exercise‑induced bronchospasm.

Side Effects

Montelukast may cause a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Headache: mild to moderate headache reported in clinical use.
  • Upper respiratory tract infection: symptoms such as sore throat or nasal congestion.
  • Abdominal pain: occasional stomach discomfort or cramps.
  • Cough: transient cough without underlying infection.

Serious or Rare Side Effects

  • Neuropsychiatric events: agitation, depression, or suicidal thoughts.
  • Allergic reactions: rash, urticaria, or angioedema.
  • Hepatotoxicity: abnormal liver function tests or hepatitis.

Precautions & Warnings

When prescribing Montelukast, clinicians should consider several precautionary measures to ensure safe use.

  • Pregnancy: Category B, use only if benefit outweighs potential risk.
  • Breastfeeding: Small amounts excreted in milk; weigh benefits against infant exposure.
  • Hepatic impairment: Use with caution; monitor liver function in patients with liver disease.
  • Concomitant asthma therapy: Do not discontinue inhaled corticosteroids without medical guidance.
  • Neuropsychiatric monitoring: Observe patients for mood changes or suicidal ideation.
  • Store at ambient temperature: keep below 25 °C, protect from moisture and light in original packaging.

Avoid Interactions

Montelukast can interact with other medicines, affecting its efficacy or safety.

Major Interactions (Avoid)

  • Phenobarbital: enzyme induction may reduce montelukast plasma levels.
  • Rifampin: strong CYP3A4 inducer can lower drug exposure.

Moderate Interactions (Monitor Closely)

  • Antidepressants (e.g., fluoxetine): may increase risk of neuropsychiatric side effects.
  • Antihistamines: additive sedation is uncommon but monitor patient response.
  • Warfarin: occasional reports of altered INR; check coagulation parameters.
  • Oral contraceptives: may slightly increase montelukast levels; no dose adjustment usually needed.

Frequently Asked Questions

Montelukast Qualigen is prescribed to treat asthma as a maintenance therapy, to relieve symptoms of allergic rhinitis, and to prevent exercise‑induced bronchoconstriction. It works by targeting leukotriene pathways that contribute to airway narrowing and inflammation.

Montelukast selectively blocks the cysteinyl leukotriene receptor CysLT1, preventing leukotriene D4 from binding. This inhibition reduces bronchoconstriction, airway edema, mucus production, and inflammatory cell recruitment, helping to keep the airways open and less reactive.

The appropriate dose of Montelukast Qualigen is determined by the prescribing healthcare professional based on the patient’s age, condition, and clinical response. Patients should follow the prescriber’s instructions and not adjust the dose on their own.

Montelukast is classified as Pregnancy Category B, indicating that animal studies have not shown risk but there are limited human data. It may be used during pregnancy only if the potential benefit justifies the risk. Small amounts are excreted in breast milk; breastfeeding decisions should consider the benefit‑risk balance.

To request Montelukast Qualigen, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any 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 allergic components or exercise‑induced symptoms, but it does not replace rescue bronchodilators and is often used as an add‑on therapy.

Montelukast Qualigen tablets should be stored at ambient temperature, preferably below 25 °C. Keep them in the original packaging, protect from moisture and direct light, and store out of reach of children.

Montelukast Qualigen is taken orally, usually as a single tablet each day. It can be swallowed with or without food, according to the prescriber’s guidance. Consistency in the time of day helps maintain steady drug levels.

Serious adverse reactions, though rare, include neuropsychiatric events such as agitation, depression, or suicidal thoughts, as well as severe allergic reactions like rash, urticaria, or angioedema. Any sudden mood changes or signs of an allergic response should prompt immediate medical evaluation.

Montelukast is contraindicated in patients with known hypersensitivity to the drug or any of its excipients. Caution is advised for individuals with severe hepatic impairment, active psychiatric disorders, or those who cannot safely discontinue other asthma controller medications without medical supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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