Montelukast (Novakast) 4mg Chewable Tablets are used to manage asthma symptoms and allergic rhinitis, especially in younger children. The 4mg dose helps block leukotrienes, which are chemicals that cause inflammation and narrowing of the airways. This medication helps improve breathing and reduce allergy symptoms. The chewable tablet form makes it easier for children to take. Each pack contains 100 tablets, providing a convenient option for long-term asthma and allergy management.