Uses, Dosage & Side Effects: Zafirlukast Tablet

Zafirlukast Tablet

Generic namezafirlukast
Drug classLeukotriene modifiers (leukotriene receptor antagonist)
FormsFilm-coated tablet

Zafirlukast is a prescription medicine that blocks substances in the body called leukotrienes, which cause airway swelling and tightening in asthma. It is used regularly to help prevent asthma attacks, not to treat them once they start.

Read the full guideUses, dosage, side effects, precautions, and sources, written from the same verified facts.

General information, not medical advice

Your prescriber and the leaflet in your pack know your situation. This page does not.

  • Follow your prescriber and the leaflet
  • Don't start, stop, or change a dose on your own
  • Doses and warnings differ by country and product
Facts checked by a personFull disclaimer

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