Muscarinic Antagonists Flashcards
1
Q
Examples
A
Ipratropium (SAMA)
Tiotropium (LAMA)
2
Q
MoA
A
M3 muscarinic cholinoceptors on airway smooth muscle cells
Antagonist
Prevents activation of Gq proteins in the PS response
Reduces bronchospasm + mucous secretion
3
Q
Indications
A
Maintenance COPD Tx
4
Q
ADR
A
Dry Mouth
5
Q
Prescribing Advice
A
Inhaled to reduce systemic SE
X Prostatic hyperplasia, Angle closure glaucoma