Singulair helps control asthma symptoms by blocking substances called leukotrienes that cause narrowing and swelling in the airways.
The recommended dose is one 4 mg chewable tablet once daily in the evening.
This medicine is taken by mouth. The tablet should be chewed before swallowing. Do not take the tablet immediately after a meal; take it at least one hour before or two hours after a meal.
Give your child only one Singulair chewable tablet once daily as directed by the doctor.