The 5-mg chewable tablet should be used in pediatric patients 6 to 14 years of age and the 4-mg chewable tablet should be used in pediatric patients 2 to 5 years of age
Adults and children 15 years of age and older—10 milligrams (mg) once a day in the evening
The maximum dosage for children up to 14 years of age is 5
Children younger than 2 years of age—Use and dose must be determined by your doctor
Do not take a dose before exercise if you are already taking this medication daily for asthma or allergies
Drug Summary What Is Singulair? Singulair (montelukast) is a leukotriene receptor antagonist drug used in the treatment of asthma and allergic rhinitis
Children ≥6 years and Adolescents <15 years: 5 mg at least 2 hours prior to exercise
The recommended dosage for relief of allergy in adolescents (15 years old and above) and adults is 10 mg taken once a day