1．吸入的药物可直接到达患病的呼吸道和肺部，因此，比口服药物起效快，更为有效。
1. The inhaled drugs can directly reach the sick respiratory tract and lungs, so they are more effective than oral drugs.
2．由于药物直接进入呼吸道，其用量最多只需其他给药方式的1/10，减少了药物的不良反应，对于儿童和老人尤为重要。
2. As the drug enters the respiratory tract directly, the dosage of the drug is only 1 / 10 of that of other ways of administration, which reduces the adverse reactions of the drug, especially for children and the elderly.
3．湿化气道，稀释痰液，可以普遍用于各种呼吸道疾病。对于某些以病毒感染为主的疾病(如感冒)，雾化吸入治疗可明显减轻症状，缩短病程。
3. Humidifying airway and diluting sputum can be widely used in various respiratory diseases. For some diseases (such as cold) which are mainly infected by virus, aerosol inhalation therapy can obviously reduce symptoms and shorten the course of disease.
4．药物作用直接，对缓解支气管哮喘效果显著且迅速，优于其他治疗方式。
4. The effect of drugs is direct, and it is significant and rapid to relieve asthma, which is better than other treatment methods.