Nitrates Flashcards
1
Q
Examples
A
- Glyceryl trinitrate (GTN), Isosorbide Mononitrate (ISMN), Isosorbide Dinitrate
2
Q
Mechanism
A
- Metabolised to form NO -> GMP production -> Inhibits entry of calcium ions -> Vascular smooth muscle relaxation (vasodilation)
3
Q
Indications
A
- Acute relief of angina
4
Q
SE
A
Common: Headaches, postural hypotension
Important: Tolerance, tachycardia, flushing
5
Q
CI
A
- Hypothyroidism, MI, CHF, Hypotension