ExoticRx · exoticrx.com/drugs/tiotropium
US brand names:Spiriva
Long-acting anticholinergic that selectively blocks M3 muscarinic receptors on airway smooth muscle, providing sustained bronchodilation for 24+ hours.
Not for acute rescue. Dry mouth and urinary retention (anticholinergic). Difficult to deliver to veterinary patients. Investigational.
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