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MONTELUKAST (mon te LOO kast) is used to prevent and treat the symptoms of asthma. It is also used to treat allergies. Do not use for an acute asthma attack.
Take this medicine by mouth with a glass of water. Chew it completely before swallowing. Follow the directions on the prescription label. If you have asthma, take this medicine once a day in the evening. If you have allergies, take this medicine once a day, at about the same time each day. You may take this medicine with or without food. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on your doctor's advice.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 2 years of age, precautions do apply.
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash or hives, or swelling of the face, lips, or tongue
fever or infection
painful lumps under the skin
pain, tingling, numbness in the hands or feet
sinus pain or swelling
suicidal thoughts or other mood changes
unusual bleeding or bruising
yellowing of the eyes or skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
Keep out of the reach of children.
Store at a room temperature between 15 and 30 degrees C (59 and 86 degrees F). Protect from light and moisture. Keep this medicine in the original bottle. Throw away any unused medicine after the expiration date.
They need to know if you have any of these conditions:
an unusual or allergic reaction to montelukast, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
Visit your doctor or health care professional for regular checks on your progress. Tell your doctor or health care professional if your allergy or asthma symptoms do not improve. Take your medicine even when you do not have symptoms. Do not stop taking any of your medicine(s) unless your doctor tells you to.
If you have asthma, talk to your doctor about what to do in an acute asthma attack. Always have your inhaled rescue medicine for asthma attacks with you.
Patients and their families should watch for new or worsening thoughts of suicide or depression. Also watch for sudden changes in feelings such as feeling anxious, agitated, panicky, irritable, hostile, aggressive, impulsive, severely restless, overly excited and hyperactive, or not being able to sleep. Any worsening of mood or thoughts of suicide or dying should be reported to your health care professional right away.
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