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Cardio drugs
| Question | Answer |
|---|---|
| Atenolol | Beta-antagonist (slow HR) (class 11 beta-blocker) |
| Atenolol | hypertrophic cardiomyopathy, supraventricular tachycardia, aortic stenosis; A-fib |
| Atenolol | no bronchiolar effects |
| Enalapril | ACE inhibitor; chronic heart failure |
| Pimobendan | dilated cardiomyopathy; valvular insufficiency |
| Pimobendan | Phosphodiesterase III inhibitor and a calcium sensitizer which acts as an inotropic vasodilator |
| Diltiazem | cardiac glycoside; Ca+ channel blocker |
| Diltiazem | slows the heart by inhibiting the influx of calcium into the myocardial cells ; positive inotrope; |
| Diltiazem | treat supraventricular tachycardias, hypertrophic cardiomyopathy, and hypertension |
| Procainamide | class 1A anti-arrhythmic; membrane stabilzer; |
| Procainamide | attempts to convert atrial fibrillation to a normal sinus rhythm |
| Digoxin | increase vagal tone to the AV node to slow conduction and decrease the heart rate. |
| Isoproterenol | non-specific beta receptor agonist; increase the ventricular rate in response to atrial fibrillation, thus is inappropriate in the management of A-fib |
| Lidocaine | membrane stabilzer; emergency for V-fib |
| Propanolol | class II beta-blocker; negative chronotrope/inotrope; atrial tachycardia and HCM |
| Propanolol | bronchocontriction |
| Amlodipine | Ca+ channel blocker; arteriolar vasodilation |
| Amlodipine | treat hypertension in cats and dogs(in conjection with ACE inhibitor) |
| Nitroglycerine | preload reducer; venous capacitance. Emergency use for CHF |
| Dobutamine | direct beta one stimulation. Positive inotrope and chronotrope |
| Dobutamine | Emergency CHF. Arrythmogenic |
| Epinephrine | Alpha1/2, beta 1/2 stimulation. Potent vasopressor |
| Furosemide | potassium wasting diuretic, use when congestive disease |
| Spironolactone | anti aldosterone diuretic; blocks effects at distal tubules, spares potassium, eliminates sodium and chloride. |
| Dopamine | alpha agonist to increase peripheral resistance and increase blood pressure |