About montelukast sodium equivalent to montelukast
Leukotriene receptor antagonist
Used for
- Prevention and long-term control of asthma
- Prevention of exercise-induced breathing symptoms
- Relief of seasonal or year-round allergic rhinitis symptoms
Usual adult dose
Not usually used for adults; doses vary by condition and formulation.
Usual dose in children
Ages 2–5: 4 mg once daily for asthma or allergic rhinitis. For exercise-induced symptoms, use is generally for ages 6 and older.
Common side effects
- Headache
- Stomach pain
- Diarrhea or nausea
- Cough or upper respiratory infection
Important warnings
- Rare serious mood or behavior changes, including suicidal thoughts, have been reported.
- Not for treating sudden asthma attacks.
- Does not replace inhaled corticosteroids; do not stop them abruptly.
- Seek urgent care for severe allergic reactions or breathing difficulty.
Pregnancy
Human data have not shown a clear increased risk; use when clinically needed after discussing benefits and risks with a clinician.
Breastfeeding
Limited information is available; discuss use with a clinician, especially when nursing a newborn or premature infant.
Interactions
- Rifampin may lower montelukast levels.
- Phenobarbital may lower montelukast levels.
- Gemfibrozil may increase 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 It may be incomplete or out of date.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.