呼吸科医师经常听到这样的询问:“家庭喷雾疗法有效吗?”尽管家庭喷雾疗法吸入支气管舒张剂目前较为盛行,但对其疗效尚有争论。一些学者对严重哮喘和COPD 患者应用家庭喷雾疗法的研究表明,定量喷雾吸入器(MDI)治疗较为优越,但有的学者认为对一般患者MDI 与普通喷雾疗法疗效相似。大多数呼吸科医师证明,对少数严重哮喘和COPD 患者,尽管应用大剂量MDI 或喷粉剂治疗,但对严重的喘息症状仍难于缓解,这类患者用家庭喷雾疗法约有1/2可获得主观或客观的好转,但使用不便且价格昂贵为其缺点,如在英国每人1年(舒喘灵 Respiratory physicians often hear the question: “Home spray therapy effective?” Although inhaled bronchodilators home spray therapy is more prevalent, but its efficacy is still controversial. Some scholars of home spray therapy in patients with severe asthma and COPD showed that MDI treatment is superior, but some scholars think MDI is similar to common spray therapy in general patients. Most respiratory physicians have demonstrated that in a small number of patients with severe asthma and COPD, despite the use of high-dose MDI or powder spray treatment, severe symptoms of wheezing are still difficult to alleviate, and about half of these patients receive subjective spray therapy Or objective improvement, but its inconvenience and high cost are its disadvantages, such as 1 year per person in the UK (Salbutamol