zafirlukast
But only two are used as a drugs:       zafirlukast and montelukast (leukotriene receptor inhibitors) montelukast and       zileuton (5-lipoxygenase inhibitors) having the best efficacy in asthma       treatment.
But only two are used as a drugs:        @SUBJECT$  and  @PREDICAT$  @OBJECT$ ) montelukast and       zileuton (5-lipoxygenase inhibitors) having the best efficacy in asthma       treatment.