CARD 48- Pharm: Vasodilators Flashcards
Describe the Mechanisms of Ischemia
Describe the Clinical Utility of Vasodilators
What is the The “Steal Phenomenon”
What are the Vasodilator Mechanisms?
- Blockade of endogenous vasoconstrictors
- Direct relaxation of vascular smooth muscle
- Non-endothelium-dependent vasodilators
Describe the Blockade of endogenous vasoconstrictors
Describe the Direct relaxation of vascular smooth muscle
Describe the Non-endothelium-dependent vasodilators
Describe what Sodium Nitroprusside is used for
Describe what Nitroglycerin is what its MOA
Describe the PKs and ADRs of Nitroglycerin
Describe Isosorbide dinitrate
Describe Nifedipine
Describe Dipyridamole
What are the “Other Vasodilators”
Describe EDRF and Endothelin
● Endothelin has structural similarities to venom of the Israeli burrowing asp
○ Victims die of heart attack (likely due to severe vasoconstriction)