Highlights for montelukast
montelukast Side Effects
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
- breathing problems
- dark urine
- fever or infection
- flu-like symptoms
- painful lumps under the skin
- pain, tingling, numbness in the hands or feet
- sinus pain or swelling
- suicidal thoughts or other mood changes
- trouble sleeping
- 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):
- stomach upset
- stuffy nose
montelukast May Interact with Other Medications
- anti-infectives like rifampin and rifabutin
- medicines for diabetes like rosiglitazone and repaglinide
- medicines for seizures like phenytoin, phenobarbital, and carbamazepine
How to Use montelukast
This medicine should be given by mouth. Follow the directions on the prescription label. Take this medicine at the same time every day. You may take this medicine with or without meals. Do not chew the tablets. Do not stop taking your medicine unless your doctor tells you to.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed. While this drug may be prescribed for children as young as 15 years of age for selected conditions, precautions do apply.
They need to know if you have any of these conditions:
- liver disease
- an unusual or allergic reaction to montelukast, other medicines, foods, dyes, or preservatives
- pregnant or trying to get pregnant
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.
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.
Keep out of the reach of children.
Store at 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.
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Last Updated: January 7, 2014