Isopropyltropium bromide inhalation solution is usually placed directly into the nebulizer connected to oxygen, or compression nebulizer for nebulization inhalation can be, after the end of the nebulization is recommended to gargle, in order to reduce the adverse effects of the drug. Ipratropium bromide inhalation solution is a kind of nebulized preparation, the method of nebulized inhalation, mainly including oxygen-driven nebulization and compression nebulization, respectively, need to be connected to a high-flow oxygen or compression nebulizer, the latter is more uniform fog particles, the efficacy of the treatment may be better. It is indicated for the maintenance treatment of bronchospasm due to chronic obstructive pulmonary disease (COPD). Ipratropium bromide inhalation solution may cause headache, nausea, dry mouth, panic or aggravate the symptoms of urinary difficulties in men as well as aggravate glaucoma and other adverse reactions, allergy to the drug is prohibited. It is necessary to use the drug under the supervision of a doctor; immediately after nebulization, it is recommended to rinse the mouth to remove the residual liquid in the mouth to reduce the adverse effects of this drug.