Control arrhythmias

Maintain or increase cardiac output

Relieve fluid accumulation

Increase oxygen content of blood

Postitive Inotrope

Tx CHF

Slows rate of conduction from nodes 

Can cause vomiting, diarrhea, anorexia, and low HR

Theupudic monoriting

Raises HR and BP

Epinephrine

Dopamine

Dobutamine

Mixed dilator Inotropic

Tx CHF in dogs, cats - ELU

Ectopic foci of cells disrupt cardiac depolarization - area outside SA node depolarizes

Causes tachycardia and bradycardia

Classified by anatomical location and heart rate

Class I A antiarrhythmics

Increases conduction time and refractory peroid

Tx of atrial and ventricular tachyarrhythmias

Class I B anti-arrhythmic

Local anesthetic

Tx PCVs and V-tach

Class I B anti-arrhythmic

CNS depressant

Vasodilator

Arteriolar dilator

Reduces afterlode in CHF

Venodilator

Prelode reduction in CHF

Topical

Can cause headach

Ace Inhibitor

decrease BP in CHF

ACE inhibitor

Tx kidney disease

Loop diuretic

reduces reabsorbstion of water and sodium in loop of henle

Causes polyuria

Aldosterone Antagonist

Tx CHF

Potassium sparring diuretic

Diet change

Bronchdilators

Oxygen thearpy

sedation

Anticoag thearpy