Zafirlukast treats asthma. Take this medication on an empty stomach at least 1 hour before or 2 hours after a meal.
Zafirlukast is a prescription medication used to prevent asthma attacks. This medication belongs to a group of drugs called leukotriene receptor antagonists. It works by blocking the actions of leukotriene, a natural substance that causes swelling and tightening of the airways.
Zafirlukast comes in tablet form. It is usually taken twice daily on an empty stomach, 1 hour before, or 2 hours after a meal.
Common side effects include headache, nausea, and loss of appetite.
Patient Ratings for Zafirlukast
How was your experience with Zafirlukast?
Uses of Zafirlukast
Zafirlukast is a prescription medication used to prevent asthma attacks in adults and children 5 years of age and older with chronic asthma.
This medication may be prescribed for other uses. Ask your doctor or pharmacist for more information.
Zafirlukast Brand Names
Zafirlukast may be found in some form under the following brand names:
Zafirlukast Drug Class
Zafirlukast is part of the drug class:
Side Effects of Zafirlukast
Common side effects include:
This is not a complete list of zafirlukast side effects. Ask your doctor or pharmacist for more information.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.