- Anticholinergic bronchodilators inhibit muscarinic cholinergic receptors and reduce intrinsic vagal tone of the airway.
- In asthma, inhaled anticholinergics are less potent bronchodilators than inhaled beta-2 agonists.
- The use of anticholinergic agents such as ipratropium bromide has not been used in the long-term treatment of asthma. [13]
- It has, however, emerged as the front-runner in the treatment of emphysema and chronic bronchitis.
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