Cinfalair Pediatric is a prescription medication containing 4mg montelukast sodium in granule form, specifically formulated for pediatric use. Each box contains 28 sachets of oral granules designed to help manage asthma and allergy symptoms in children. The active ingredient montelukast sodium belongs to a class of medications called leukotriene receptor antagonists. The granule formulation makes it easier to administer to children. This medication should only be used under medical supervision and according to prescribed dosage. The 28-sachet pack provides a month's supply when taken as directed.