Indications
Montelukast is indicated for-
- The prophylaxis and chronic treatment of asthma in adults and paediatric patients 12 months of age and older.
- The relief of symptoms of seasonal allergic rhinitis in adults and paediatric patients 2 years of age and older.
Pharmacology
Dosage & Administration
General information: Montelukast should be taken once daily. For asthma, the dose should be taken in the evening. For seasonal allergic rhinitis, the time of administration may be individualised to suit patients needs. Patients with both asthma and seasonal allergic rhinitis should take only one tablet daily in the evening.
Adults and adolescents 15 years of age and older with asthma or seasonal allergic rhinitis: The dosage is one 10 mg tablet daily.
Paediatric patients 6 to 14 years of age with asthma or seasonal allergic rhinitis: The dosage is one 5 mg tablet daily. No dosage adjustment within this age group is necessary.
Paediatric patients 2 to 5 years of age with asthma or seasonal allergic rhinitis: The dosage is one 4 mg tablet daily.
Paediatric patients 12 to 23 months of age with asthma: The dosage is one 4 mg tablet daily to be taken in the evening. Safety and effectiveness in paediatric patients younger than 12 months of age have not been established.
Contraindications
Side Effects
Adolescents and Adults 15 years of age and older: In placebo-controlled clinical trials, Montelukast has been evaluated for safety in approximately 2600 adolescent and adult patients of 15 years and older, the following adverse experiences reported with Montelukast occurred in greater than or equal to 1% of patients.
- General: Asthenia/fatigue, Fever, Pain
- Gastrointestinal: Dyspepsia, Gastroenteritis; Nervous System/Psychiatric: Dizziness, Headache
- Respiratory System: Congestion, Cough, Influenza
- Skin: Rash; Laboratory adverse experiences: ALT increase, AST increase, Pyuria.
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