Montelukast is primarily given to prevent future symptoms of chronic asthma and allergic rhinitis. It works by blocking leukotrienes, inflammatory substances that contribute to airway narrowing and inflammation in asthma, and nasal congestion and inflammation in allergic rhinitis. This preventative action helps reduce the frequency and severity of future symptoms. In some cases, it may also help prevent exercise-induced bronchoconstriction.
How Montelukast Prevents Future Symptoms
Montelukast, a leukotriene receptor antagonist, acts by blocking the action of leukotrienes. These are inflammatory chemicals produced by the body in response to allergens or irritants. In asthma, leukotrienes cause airway constriction and inflammation, leading to symptoms like wheezing, coughing, and shortness of breath. Similarly, in allergic rhinitis, leukotrienes contribute to nasal congestion, sneezing, and itching. By blocking leukotrienes, montelukast helps prevent these inflammatory responses, thus reducing the likelihood and severity of future symptoms.
- Asthma: Montelukast is a cornerstone medication in long-term asthma management. Taken daily, it helps control inflammation and prevent asthma attacks.
- Allergic Rhinitis: Montelukast effectively reduces symptoms of allergic rhinitis such as runny nose, sneezing, and nasal congestion. Daily use helps prevent these symptoms from occurring or reduces their severity.
- Exercise-Induced Bronchoconstriction (EIB): In some individuals, physical activity triggers bronchospasm. Montelukast can help prevent or lessen the symptoms of EIB.
Important Note: While montelukast is effective in preventing future symptoms for the conditions listed above, it is crucial to consult a healthcare professional for proper diagnosis and treatment plan. This medication should be used as directed and should not replace other components of asthma or allergy management.