Cardiology Part 4: Cardiac drugs Flashcards
Cardiac glycosides
used to treat heart failure by increasing the force of contraction
Inotrope
alters the force of contraction + or -
Chronotrope
alters the rate of contraction + or -
Digitalis drugs
+ inotrope & - chronotrope
treatment of CHF and A-fib
Digoxing-Cardoxin
Lanoxin
Catecholamines
mimics sympatheic nervous system
+ inotrope, +chronotrope
increases BP by vasoconstriction
Epinephrine
Catecholamine
Tx of CPA
Dopamine
natural catecholamine
Tx of acute heart failure, shock, renal failure
Dobutamine
Synthetic catecholamine
tx of acute heart failure, shock, renal failure
Isoproterenol
Catecholamine
anti-arrythmic
Quinidine
Anti-arrhythmic
local anesthetic
increases conduction
treatment of A-fib
Procainamide
Anti-arrhythmic
Local anesthetic
treatment of VPC and Vtach
Lidocaine
Anti-arrhythmic
Local anesthetic
treatment of VPC and Vtach
Propranolol
Anti-arrhythmic
Beta-Adrenergic blocker
tx of hypertrophic cardiomyopathy
Bretylium
Anti-arrhythmic
Action potential prolongation
decreases heart rate
tx of Vfib and VenTach
Amiodarone
Anti-arrhythmic
Action potential prolongation
decreases heart rate
tx of Vfib and VenTach
Angiotensin
Vasodilator
converting enzyme inhibitor
Tx of CHF & hypertension
Enalapril
Ateriole dilators
Vasodilator
Decreases BP/workload
Hydralazine
Venodilators
Vasodilator
Increases cardiac output
decreases pulmonary edema
Nitroglycerin
Pimobendan
Vasodilator
+ Inotrope
Tx of CHF and caused by DCM, mitral valve dz
Furosemide
Lasix
diuretic
Tx of pulmonary edema
Hydrocodone
Hycodan
Narcotic
controls cardiac cough
Theophylline
Theolair
Uniphyl
Bronchodilator
Tx of CHF, pulmonary edema, asthma
