
DRUG CLASS AND MECHANISM: Montelukast is an oral leukotriene receptor antagonist for the treatment of asthma and seasonal allergic rhinitis (hay fever). Leukotrienes are a group of naturally occurring chemicals in the body that promote inflammation in asthma and seasonal allergic rhinitis and in other diseases in which inflammation is important (such as allergy).

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US national poison hotline at 1-800-222-1222. Canadian residents should call their local poison control center directly. Symptoms of overdose may include thirst, dilated pupils, drowsiness, increased muscle movements, or severe stomach pain.

HOW TO USE: Consult your doctor or pharmacist for specific advice on your drug therapy. Do not decrease or stop any asthma medicine unless instructed your doctor. Report promptly to your doctor or pharmacist if your asthma symptoms worsen, short-acting inhaler use increases or use exceeds the prescribed 24 hour maximum. This medicine may come with a patient information leaflet. Read it carefully. Ask your doctor, nurse, or pharmacist any questions that you may have about this medicine.

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