Inhalation ipratropium bromide solution, in the clinic this type of medicine is often used in nebulized therapy, the main ingredient is ipratropium bromide, which is an M receptor blocker. It is a nearly colorless solution, a bronchodilator, mainly used in patients with chronic bronchitis and bronchial asthma to dilate the airways for obstructive diseases. Because it is an M receptor blocker, so in addition to the effect of dilating the airways, it can also reduce glandular secretion. Such as chronic bronchitis patients acute attack period, can reduce sputum secretion, but will also appear dry mouth, dry tongue this kind of adverse reaction. In addition, for patients with prostatic hyperplasia, the symptoms of prostatic hyperplasia can be aggravated, resulting in the adverse reaction of urinary retention. For patients with glaucoma, it can cause an increase in intraocular pressure and aggravate glaucoma.