The generic name of the drug is montelukast sodium tablets, montelukast sodium tablets have an anti-inflammatory effect, and can be used to treat bronchial asthma and allergic rhinitis and other diseases. Montelukast sodium tablet belongs to the leukotriene receptor antagonist, has a certain anti-inflammatory effect, bronchial asthma is a kind of chronic airway aseptic inflammation, the use of Montelukast sodium tablets and other leukotriene receptor antagonist, the disease has a certain preventive and therapeutic effect, also applies to the prevention of allergic rhinitis. However, montelukast sodium tablets have a relatively slow onset of action and should not be used as an emergency drug. Montelukast sodium may cause allergy, excitement, anxiety, drowsiness or bleeding tendency and other adverse reactions, allergic to the product should be prohibited, pregnant women without clear indications need to be prohibited, breastfeeding women need to be used with caution; the drug can not be used on its own, need to be under the guidance of a doctor to use the drug.