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Zafirlukast Dosage

This dosage information may not include all the information needed to use Zafirlukast safely and effectively. See additional information for Zafirlukast.

The information at Drugs.com is not a substitute for medical advice. ALWAYS consult your doctor or pharmacist.

Usual Adult Dose for:

Usual Pediatric Dose for:

Additional dosage information:

Usual Adult Dose for Asthma - Maintenance

20 mg orally twice a day, 1 hour before or 2 hours after meals.

Usual Pediatric Dose for Asthma - Maintenance

5 years to 11 years:

10 mg orally twice a day, 1 hour before or 2 hours after meals.

12 years or older:

20 mg orally twice a day, 1 hour before or 2 hours after meals.

Renal Dose Adjustments

No adjustment necessary

Liver Dose Adjustments

Zafirlukast is contraindicated in patients with hepatic impairment including hepatic cirrhosis.

Dialysis

No data available.

See also...

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