Montelukast Sodium Tablet can be used for a long time due to the treatment of disease, but should be used for a long time under the guidance of a doctor, and need to be regularly monitored, if there are adverse reactions or unsatisfactory disease control need to be under the guidance of a doctor, according to the changes in the condition of the decision whether to adjust the application. Montelukast Sodium is a leukotriene receptor antagonist. It is indicated for the prevention and treatment of asthma symptoms in adults 15 years of age and older, in addition to the treatment of aspirin-sensitive asthma patients and exercise-induced bronchoconstriction. The drug acts as a leukotriene receptor antagonist and can effectively control the inflammatory response seen due to leukotrienes. However, regular dosage monitoring is required during its use. Common adverse effects of the drug include abdominal pain, diarrhea, headache, rhinitis, cough, runny nose and so on. In severe cases, it can even cause variant granulomatous vasculitis, anxiety, depression, thrombocytopenia, hypersensitivity reactions, and so on. The drug needs to be used under the guidance of a doctor, and in the event of an adverse reaction, you need to inform your doctor in a timely manner and adjust the medication under the doctor’s guidance.