What Is Singulair Used to Treat?
Singulair is the brand name for the drug montelukast, or montelukast sodium. Montelukast is a leukotriene inhibitor, and it is only available by obtaining a prescription from a physician. This medication for respiratory problems is most commonly taken by mouth once daily, unless otherwise directed by your prescribing physician. For best results, Singulair should be taken at about the same time each day.
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Asthma
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Singulair is used to treat asthma in patients as young as 12 months old. It is often prescribed as a maintenance weapon against asthma, helping to reduce the risk of future asthma attacks. Singulair should not be taken to treat an in-progress asthma attack; it doesn't work fast enough.
Exercise Induced Asthma
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Patients older than 15 may also be prescribed Singulair to treat or prevent asthma attacks that may be brought on by exercise or vigorous activity. Taking the drug at least two hours before exercise may help reduce the risk of an activity induced asthma attack.
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Allergies
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Singulair is also used to treat allergic rhinitis, often referred to as simply allergies or hay fever. Singulair works best in the treatment of nasal allergy symptoms, including itchy, stuffy, irritated or runny nose. The drug is prescribed to treat seasonal allergies in adults and children two years of age or older, and six months of age or older for those who suffer from allergies year round.
Side Effects
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Singulair may cause weakness, upset stomach, nausea, vomiting, diarrhea, dizziness, headache, cough, mouth pain or trouble sleeping. Unlikely side effects, such as mental changes, stomach pain, dark urine, seizures, muscle cramps, irregular heartbeat and yellowing of the eyes or skin may occur. Symptoms of a serious allergic reaction to Singulair include severe dizziness, trouble breathing, rash and severe itching or swelling, especially of the throat, tongue or face.
Warnings
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Be sure to tell your doctor if you are pregnant, breastfeeding, or intend to breastfeed before starting treatment with Singulair. Discuss your medical history, including past allergies, with your doctor and be sure to make your physician aware of any other medications you take. Some medicines, including some non-prescription medications and herbal supplements, may affect how Singulair works. Starting Singulair treatment may also affect how your other medications work.
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