Asthma Home > Zafirlukast
A healthcare provider may prescribe zafirlukast for the prevention of asthma attacks in both adults and children. While the medication cannot treat asthma attacks, it can improve breathing to help prevent attacks from occurring. It comes in tablet form and is usually taken by mouth twice a day. Side effects can include nausea, diarrhea, and infections.
- Zafirlukast comes in tablet form and is taken by mouth twice daily.
- The medication should be taken on an empty stomach, at least one hour before or two hours after a meal.
- Zafirlukast should be taken at the same time each day to maintain an even level in your blood.
- For zafirlukast to work properly, it must be taken as prescribed. The drug will not work if you stop taking it.