ONCE AIR 10MG TAB 28s

Once Air 10 MG [Montelukast] is used to prevent wheezing, difficulty breathing, chest tightness, and coughing caused by asthma.  Once Air is also used to prevent bronchospasm (breathing difficulties) during exercise. Once Air is also used to treat the symptoms of seasonal (occurs only at certain times of the year), allergic rhinitis (a condition associated with sneezing and stuffy, runny or itchy nose)