SINGULAIR 5 MG TAB 28 S

This medicine works by inhibiting the action of natural chemical substance leukotrienes responsible for allergic conditions. By blocking leukotrienes, Montelukast improves asthma symptoms, helps control asthma and improves seasonal allergy symptoms

Directions to use :

daily to be taken in the evening

Side effects :

upper respiratory infection, fever, and headache.