白三烯受体拮抗剂 (L TRAs)是近年发展起来的一类新型非类固醇抗炎药物 ,现已广泛应用于临床。众多的临床随机、双盲、对照、多中心研究 ,表明白三烯受体拮抗剂可明显改善轻 -中度哮喘患者肺功能、临床症状、提高生活质量 ,特别是对运动性哮喘、不耐受阿斯匹林哮喘作用更显著 , Leukotriene receptor antagonists (LTRAs) are a new class of non-steroidal anti-inflammatory drugs developed in recent years and are now widely used clinically. Numerous clinical randomized, double-blind, controlled, multicenter studies have shown that leukotriene receptor antagonists can significantly improve lung function, clinical symptoms and quality of life in patients with mild-to-moderate asthma, especially with exercise-induced asthma Asthma by aspirin more significant effect,