Singulair (montelukast) is a prescription drug that is used for asthma and allergies. Specifically, it is approved by the Food and Drug Administration (FDA) for the following uses: Prevention and chronic treatment of asthma in adults and children 12 months and older Prevention of exercise-induced bronchoconstriction in adults and children 6 years and older Relief […] The post Is Singulair over the counter? A guide to access and alternatives appeared first on The Checkup.