Rx for Ischemic Heart Disease Flashcards
plaque rupture followed by thrombosis leads to
MI
main Rx of Prinzmetal angina (supply angina)
vascular CCB’s
nitrates
main Rx of stable angina (demand angina)
cardiac CCB’s
beta-blockers
main Rx for thromboembolic angina
t-PA
PCI
CAGB
PCI
percutaneous coronary intervention (stent)
CABG
coronary artery bypass graft
Ranolazine
Na+ channel blocker used to treat angina
Nicorandil
K+ channel opener used to treat angina
Ivabradine
funny current (HCN) channel blocker used to treat angina
1st line Rx for all patients with stable angina
nitrates
beta-blockers
aspirin
what not to use for vasospasm
beta blockers (will exacerbate a1 mediated constriction)
2nd line treatment for stable angina
long acting nitrates
Ivabradine
P2Y12 blockers
invasive treatment for stable angina
PCI (stents)
CABG
angina at rest; vasospasm
Prinzmetal Angina
to diagnose Prinzmetal angina
Ergonovine (reproduces chest pain)
to Rx Prinzmetal angina
nitrates
CCB (NIFEDIPINE)
Ca2+ channel blocker used to Rx Prinzmetal angina
NIFEDIPINE
what is contraindicated in Prinzmetal angina
beta-blockers (will exacerbate vasoconstriction)
how to administer nitroglycerin for acute angina attacks
sublingual or buccal spray
drug that is 100% destroyed by the liver, so must be administered not in pill form
nitroglycerin
how NTG decreases O2 demand
venodilation—-decrease EDV—–decrease wall stress
how NTG increases O2 supply
coronary artery dilation
some people can develop tolerance to nitroglycerin
tachyphylaxis
used for angina attacks and cyanide poisoning
Amyl Nitrate