Cardiology Drugs Flashcards
Cardiac Glycosides
Used to treat congestive heart failure by increasing cardiac output
Inotrope
Alters the force of contraction
Can + or -
Chronotrope
Alters the rate of contraction
Can be + or -
Digitalis Drugs
\+ Inotrope - Chronotrope Tx of CHF and Afib Digoxin -Cardoxin Lanoxin
Catecholamines
Sympathomimetics nervous system
+ inotrope
+ chronotrope
Increases BP by vasoconstriction
Epinephrine
Tx of CPA
Dopamine
Dopamine HCI
Inotropin
Natural catechol
Tx of acute heart failure, shock, uligeria, renal failure
Dobutamine
Dobutrex
Synthetic catecholamines
Tx of acute heart failure, shock, uligeria, renal failure
Isoproterenol
Isuprel
Anti-arrhythmic
Causes weakness and tremors
Bronchoconstriction
Quinidine
Cardioquin, Quindex
Anti-arrhythmic
Increase conduction
Tx of a fib
Procainaminde
Pronestryl, Procamide
Anti-arrhythmic
Tx of ventricular arrhythmias
Feline
Lidocaine
Lidocaine, Xylocaine
Anti-arrhythmic
Tx of ventricular arrhythmias
Canine and equine
Porpranolol
Inderal, Intensol
Anti-arrhythmic
Beta- Adrenergic blocker
Tx of hypertrophic cardiomyopathy
Bretylium
Bretylol Anti-arrhythmic Action potential prolongation dfib Decrease heart rate - chronotrope
Amiodarone
Cordarone
Anti-arrhythmic
Action potential prolongation
Tx of vtach and vfib (chemical dfib)
Vasodilators
Dilates vessels which treats vasoconstriction
Tx of CHF
Angiotensin
Converting enzyme inhibitors (ACE inhibitors)
Tx: CHF, hypertension
Enalapril
Enacard
Decreases workload by decreasing BP
Angiotensin
Arteriole dilators
Decrease BP/workload
Hydralazine
Apresoline
Arteriole dilators
Venodilators
Increase output
Decrease pulmonary edema
Nitroglycerin
Nitro-bid, Nitrol
Ointment or transdermal patch
Venodilators
Pimobendan
Venmedin
+ inotrope and vasodilator
Tx of CHF caused by dilated cardiomyopathy
and CHF causes by mitral valve dz
Furosemide
Lasix
Diuretic
Tx pulmonary edema
– L sided heart failure
