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How soon after taking Singulair (montelukast) will my symptoms improve?

In clinical trials, the effects of Singulair (montelukast) were noticed after the first dose, however, the medication can take about three to seven days to start working. Even if you experience a big reduction in your asthma attacks and symptoms or allergy symptoms, do not stop taking Singulair. In order for the medicine to continue working, you must take the prescribed dosage at roughly the same time every day unless your doctor tells you otherwise.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.