The common drugs used in nebulization are: 1. inhaled hormones, such as pramipexole and bacitracin, which are commonly used hormones. 2. bronchodilator drugs, such as Ventolin and Adequan. 3. drugs that can be used to nebulize sputum, such as acetylcysteine, which has a very good effect of diluting sputum after nebulization. 4. antibiotics, such as gentamicin and tobramycin, which can play an anti-infective role after nebulization. 5. 5.Conventional airway humidification, such as saline nebulization can prevent the airway from losing too much water, so that the sputum becomes dry and not easy to cough up, which is also a kind of nebulizing medicine.