• Specialises for aspirin induced asthma

  • best used instead the steroids

  • can be used as prophylaxis

  • safe drug

  • Though expensive

  • Leukotrienes substances serve as mediators in the inflammatory events that contribute to bronchospasm in patients with asthma.

  • Zafirlukast and montelukast, are Leukotriene receptor antagonists.

  • Zileuton, a Leukotriene synthesis inhibitor.