- Drug Class
- Short-Acting Antimuscarinic (SAMA)
- Mechanism of Action (MOA)
- Blocks airway muscarinic (M3) receptors → bronchodilation; does not reduce secretions.
- Clinical Notes
- COPD exacerbations (with albuterol, as a combination nebulizer solution). Minimal systemic absorption; caution in narrow-angle glaucoma and BPH.
Sources
Reviewed September 2026- FDA label — FDA / DailyMed
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