The characteristics of aerosol
1. With a positioning function, the effect is rapid, and the aerosol spray is a mist or a mist, which can directly reach the absorption site or the action site;
2. The stability of the preparation is high, the medicine is sealed in the container, can avoid contact with the outside world, and is not easily contaminated by microorganisms;
3. The dosage is accurate, the side effects are small, the valve controls the dose, and the sprayed mist is small and evenly distributed;
4. No irritation of topical medication.