About montelukast sodium ph eur eq to montelukast
Leukotriene receptor antagonist
Used for
- Prevention and long-term control of asthma
- Prevention of exercise-induced airway narrowing
- Relief of seasonal allergic rhinitis
Usual adult dose
Asthma or allergies: 10 mg by mouth once daily. Exercise symptoms: 10 mg at least two hours beforehand.
Usual dose in children
Ages 6–14: 5 mg once daily for asthma or allergies; exercise symptoms: 5 mg at least two hours beforehand.
Common side effects
- Headache
- Abdominal pain
- Diarrhea
- Cough or upper respiratory infection
Important warnings
- Not for sudden asthma attacks; use a fast-acting reliever instead.
- Serious mood or behavior changes, including suicidal thoughts, have been reported.
- For allergic rhinitis, reserve use for people who do not respond to or tolerate alternatives.
- Do not stop prescribed inhaled steroids without medical guidance.
Pregnancy
Human data are limited; use only when clinically needed after discussing benefits and risks with a clinician.
Breastfeeding
It is not known whether montelukast enters human milk; discuss use with a clinician.
Interactions
- Rifampin may lower montelukast levels.
- Phenobarbital may lower montelukast levels.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.