Compressed nebulizer: It is the use of compressor to compress the clean air filtered through the antibacterial mesh cotton base into a strong airflow, sprayed by the air jet, impacting the liquid in the medicine cup, vaporizing its medicine, and then sprayed out by the fog port for oral and nasal inhalation, due to the fine drug particles, atomized into a diameter between 1-5 microns, easy to breathe through the deep into the lungs, bronchial vascular parts, and the amount of medicine is small, suitable for direct absorption by the human body, improve the efficacy, accelerate the effectiveness of treatment, and long service life.