- Dosage:
- anticholinergic bronchodilator;
- effect is mainly topical w/ little systemic absorbtion; for
bronchospasm associatted with COPD;
- adult: 2-4puffs MDI qid; max inhalations = 12 in 24hrs;
- effect begins in 15min, peaks 1-2hrs, lasts 3-4hrs;
- precautions: not for initial treatment of acute
bronchospasm;
