Europe — EMA
Montelukast Alter
Montelukast, the active ingredient in Montelukast Alter, is a leukotriene receptor antagonist presented as an oral tablet for oral use.
Request sourcing
What is Montelukast?
Montelukast, the active ingredient in Montelukast Alter, is a leukotriene receptor antagonist presented as an oral tablet for oral use. It helps control chronic asthma symptoms and provides relief from seasonal allergic rhinitis in both adult and pediatric patients.
GNH USA supplies Montelukast Alter as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, ensuring consistent quality, regulatory compliance, and reliable logistics for global healthcare providers.
What is Montelukast used for?
Montelukast is indicated for conditions involving leukotriene‑mediated inflammation in the respiratory tract.
- Asthma: improves control of chronic asthma and reduces frequency of exacerbations. - Allergic rhinitis: alleviates nasal congestion, sneezing and itching associated with seasonal or perennial allergic rhinitis. - Exercise‑induced bronchospasm: prevents airway narrowing during or after physical activity in susceptible individuals.
What are the side effects of Montelukast?
Montelukast may cause a range of adverse reactions, most of which are mild and transient.
Common Side Effects: - Headache: mild to moderate head discomfort. - Upper respiratory tract infection: symptoms such as sore throat or nasal congestion. - Abdominal pain: discomfort in the stomach area. - Cough: occasional dry cough.
Serious or Rare Side Effects: - Allergic reactions: rash, itching, swelling, or anaphylaxis. - Neuropsychiatric events: agitation, depression, or suicidal thoughts. - Liver enzyme elevation: abnormal liver function test results.
What precautions apply to Montelukast?
When prescribing Montelukast, clinicians should consider several safety and handling precautions.
- Pregnancy: use only if the potential benefit justifies the potential risk, as safety data are limited. - Breastfeeding: monitor infant for possible effects, as the drug is excreted in milk
Product details
Related products

MONTELUKAST SODIUM 5 mg/1
Montelukast · 5 mg

MONTELUKAST SODIUM 5 mg/1
Montelukast · 5 mg

Montelukast 10 mg/1
Montelukast · 10 mg

Montelukast 10 mg/1
Montelukast · 10 mg