Singulair

Medically Reviewed by HaVy Ngo, Pharm.D.

Last Reviewed: Jun 07, 2022

Pros & Cons


What are the pros and cons of Singulair (montelukast)?

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  • Singulair needs to be taken only once a day.
  • The chewable tablets and granules are good options for children who have difficulty with inhalers.

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  • Singulair can cause serious mental disturbances such as hallucinations, agitation, aggressive behavior, and vivid dreams. 
  • Singulair is not a treatment for an acute asthma attack.