The document provides an overview of various classifications and types of cardiac drugs, including their mechanisms of action, effects, and examples. It discusses drugs that affect contractility, heart rate, conductivity, receptors, blood pressure, coagulation, dysrhythmias, inflammation, lipids, and more. Specific drugs mentioned include ACE inhibitors, beta blockers, calcium channel blockers, nitrates, diuretics, vasopressors, and anticoagulants. Adverse effects and considerations for various drug classes are also outlined.
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Anti-thrombin Anti-platelet
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004 INOTROPIC Positive Inotropes Dopamine Digoxin Dobutamine Primacor Negative Inotropes Beta Blockers: Lopressor Calcium Channel Blockers: Verapamil
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ALPHA BETA DOPA AGONISTS VS ANTAGONISTS ADRENERGIC VS BLOCKER
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ACE INHIBITORS Enalapril (Vasotec) 2.5-20 mg bid Captopril (Capoten) 6.25-100 mg tid Lisinopril (Prinivil, Zestril) 5-40 mg qd Quinapril (Accupril) 5-20 mg bid Ramipril (Altace) 2.5-5 mg bid Fasinopril (Monopril) 20-40 mg qd SIDE EFFECTS: Dry Cough Hypotension Dizziness Headache Hyperkalemia Nausea Neutropenia Angioedema Cough, first-dose hypotension, hyperkalemia, renal failure, fetal injury, angioedema, rash, neutropenia, impaired taste WARNING: Do not give NSAIDS with Ace Inhibitors MUST REACH THERAPEAUTIC DOSAGE FOR BENEFITS. PRIL
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ANGIOTENSIN II ANTAGONISTS Losartan Potassium (Cozar) 25-100 mg qd-bid Valsartan (Diovan) 160-320 mg qd SIDE EFFECTS: Better tolerated than ace inhibitors. Hypotension Dizziness Bradycardia Cramps Diarrhea Hyperkalemia Nausea Losartan (Cozaar) – does not cause angioedema or cough NO COUGH COMPARED TO ACE INHIBITORS
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Propranalol non-selective Esmolol 9 min. half-life (red cell esterases) Sotalol non-selective blocks K channels more effective for some arrhythmias BETA BLOCKERS Metoprolol (Lopressor, Toprol) Carvedilol (Coreg) 3.125-25 mg bid. Patients > 85 kg up to 50 mg bid Labetalol (Normodyne, Trandate) 200-400 mg bid Propranolol (Inderal) Esmolol (Brevibloc) Sotalol (Betapace) Naldolol (Corgard) Cardioselective: Atenolol (Tenormin) SIDE EFFECTS: Hypotension Dizziness AV Block Bradycardia Thrombocytopenia Elevated Liver Enzymes OLOL
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Propranalol non-selective Esmolol 9 min. half-life (red cell esterases) Sotalol non-selective blocks K channels more effective for some arrhythmias BETA BLOCKERS Metoprolol (Lopressor, Toprol) Carvedilol (Coreg) 3.125-25 mg bid. Patients > 85 kg up to 50 mg bid Labetalol (Normodyne, Trandate) 200-400 mg bid Propranolol (Inderal) Esmolol (Brevibloc) Sotalol (Betapace) Naldolol (Corgard) Cardioselective: Atenolol (Tenormin) SIDE EFFECTS: Hypotension Dizziness AV Block Bradycardia Thrombocytopenia Elevated Liver Enzymes OLOL
DRUG CLASSIFICATION : In the Critical Care Unit 2004 NITRATES Nitroglycerin Isosorbide (Ismo, Imdur) SIDE EFFECTS: Hypotension Headache OTHER VASODILATORS: Nitroprusside (Nipride) Potent venous and arterial vasodilator. Used for hypertensive crisis. Hydralazine (Apresoline) 50-600 mg qd in divided doses bid-qid PERIPHERAL VASODILATORS: Nipride Hyperstat Apresoline Minoxidil CORONARY VASODILATORS: Imdur Isordil Nitro Persantine Do not combine with other drugs causing vasodilation (Viagra) or hypotensive drugs
DRUG CLASSIFICATION : In the Critical Care Unit 2004 CALCIUM CHANNEL BLOCKERS Nifedipine (Procardia) Verapamil (Calan) Norvasc (Amlodipine)) Diltiazem (Cardizem) Prevent calcium from entering cells Used for hypertension, angina, cardiac dysrhythmias Calcium channels in vascular smooth muscle – when blocked – prevents contraction and therefore, vasodilation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 CALCIUM CHANNEL BLOCKERS Nifedipine (Procardia) Verapamil (Calan) Norvasc (Amlodipine)) Diltiazem (Cardizem)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 CALCIUM CHANNEL BLOCKERS Nifedipine (Procardia) Verapamil (Calan) Norvasc (Amlodipine)) Diltiazem (Cardizem)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 DIURETICS Furosemide (Lasix) 40-320 mg qd-bid Bumetanide (Bumex) 0.5 -10 mg qd, bid, tid, qod Ethacrynic Acid (Edecrin) 50-400 mg qd-bid Metolazone (Zaroxolyn) Torsemide (Demodex) HCTZ (Hydrochlorothiazide, HydroDIURIL) 50-200 mg qd May cause glucose intolerance and lipid abnormalities. POTASSIUM SPARING DIUTETICS: Spironolactone (Aldactone) 25-200 mg qd-tid Triamterene (Dyrenium 100-300 mg qd-bid Amiloride (Midamor) 5-20 mg qd SIDE EFFECTS: Hyponatremia Hypokalemia Ototoxicity Leukopenia Metabolic alkalosis Metabolic acidosis Mental confusion Nausea
DRUG CLASSIFICATION : In the Critical Care Unit 2004 VASOPRESSORS Dopamine (10-20 mcg/kg/min Norepinephrine (Levophed) Epinephrine (Adrenalin) SYMPATHOMIMETICS
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ANTIDYSRHYTHMICS Lidocaine Procainamide Amiodarone SIDE EFFECTS: AV Block Bradycardia QT Elongation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ANTIDYSRHYTHMICS Lidocaine Procainamide Amiodarone SIDE EFFECTS: AV Block Bradycardia QT Elongation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Inhibits Platelet Activation ReoPro Integrilin Aggrastat Inhibits Platelet Receptor Sites Stops clotting activity at the site of the clot Can stop an MI
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ADVERSE EFFECTS: Bleeding Thrombocytopenia – heparin induced Hypersensitivity Protamine sulfate for OD Monitoring of – APTT Given in units Low Molecular Heoparin: Enoxaparin - Lovenox Dalteparin Ardeparin COUMADIN: Long-term prophylaxis of thrombosis Prosthetic heart valves Atrial fibrillation Must monitor PT (prothrombin time) – INR (contains a correction factor for PT) PT/INR needs to be monitored frequently Vitamin K can be given in case of overdose Antiplatelet drugs: ASA – suppresses platelet aggregation Adenosine diphosphate receptor antagonists: Block ADP receptors preventing ADP-stimulated aggregation Ticlopidin – prevent stroke Clopidogrel – prevent stroke and MI ANTIDYSRHYTHMICS Lidocaine Procainamide Amiodarone SIDE EFFECTS: AV Block Bradycardia QT Elongation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Heparin Induced Throbocytopenia
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ANTIDYSRHYTHMICS Lidocaine Procainamide Amiodarone SIDE EFFECTS: AV Block Bradycardia QT Elongation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 ANTIDYSRHYTHMICS Lidocaine Procainamide Amiodarone SIDE EFFECTS: AV Block Bradycardia QT Elongation
DRUG CLASSIFICATION : In the Critical Care Unit 2004 “ Statins” – HMG CoA inhibitors – most widely used – also increase number of LDL receptors on liver cells Lovastatin, Fluvastatin, Pravastatin, Simvastatin, Atorvastatin, Cerivastatin Adverse Effects: Hepatotoxicity, GI disturbances, myopathy ANTI-LIPIDEMICS Lopid (Gemfibrozil) Mevacor (Lovastatin) Zocor (Simvastatin) Provachol (Pravastatin) Questran (Cholestyramine)
DRUG CLASSIFICATION : In the Critical Care Unit 2004
DRUG CLASSIFICATION : In the Critical Care Unit 2004 Long half-life Bad side effects – pulmonary toxicity Bluish discoloration of skin GI side effects Liver dysfunction Thyroid dysfunction
DRUG CLASSIFICATION : In the Critical Care Unit 2004 DIGOXIN USES: CHF ATRIAL FIB/FLUTTER PAT DOSAGE: 0.125-0.5 mg qd May be diluted in 5-10 cc NS or D 5 W Given slowly IV (over 5 minutes) diluted in 5-10 cc. NURSING IMPLICATIONS: Maintain potassium in normal range. Monitor digoxin and electrolyte levels. Use cautiously with the elderly, acute MI’s, severe pulmonary disease, advanced heart failure, hypothyroidism, and renal insufficiency. Monitor for Adverse Effects: (ST depression, PVC’s, bradycardia, blocks, or other dysrhythmias, headache, weakness, agitation, apathy, nausea, yellow-green halos around images, or blurred vision) May hold for low heart rate. Digoxin Inhibit Na/K ATPase Not SR Ca pump Decreased Na gradient less Ca extrusion across plasma membrane more Ca pumped into SR Positive inotropic effects Digitalis Glycosides: Adverse Effects: Digitalis intoxication is a common clinical problem Digitalis intoxication arrhythmias Nausea Disturbances of cognitive function Competes with potassium for binding – when potassium is low, Digoxin is high Therapeutic Range: Important to know - .5-2.0ng/ml But patient may be “toxic” even if within the normal range Measures to treat toxicity – pacemaker, antidysrhythmics, digibind Adverse Effects: DYSRHYTHMIAS TOXICITY – very narrow therapeutic index – hypokalemia makes it easier for toxicity to occur GI – disturbances Fatigue Visual disturbances
DRUG CLASSIFICATION : In the Critical Care Unit 2004 DOPAMINE USES: Hypotension (without Hypovolemia) Cardiogenic Shock Severe CHF To improve renal perfusion (low dose) ACTIONS: Renal. mesenteric, and cerebral vasodilation (low dose). cardiac output (moderate dose). Potent vasoconstrictor (high dose). NURSING IMPLICATIONS: Titrate to effect/Assess VS frequently. Watch for Adverse Effects: (Tachycardia, hypertension, vasoconstriction (loss of renal or mesenteric perfusion), extension of an MI, tissue necrosis, etc.). May cause ectopy
DRUG CLASSIFICATION : In the Critical Care Unit 2004 DODUTAMINE USES: CHF Pulmonary Congestion Low Cardiac Output ACTIONS: Contractility Afterload ( SVR) Preload DOSE: 3-5 mcg/kg/min May cause ectopy
DRUG CLASSIFICATION : In the Critical Care Unit 2004 PRIMACOR (Milrinone) USES: CHF ACTIONS: * Contractility * Afterload * Preload NURSING IMPLICATIONS: * Incompatible with Lasix * Contraindicated in IHSS * Must use cautiously with Renal Insufficiency. * Monitor for Adverse Effects (Dysrhythmias, Hypotension, etc.) LOADING DOSE: 50 mcg/kg over 10 minutes MAINTENANCE DOSE: 0.375-0.75 mcg/kg/min INOCOR (Amrinone)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 EPINEPHRINE USES: Asystole/-fib Severe Hypotension Anaphylaxis Acute Bronchospasm ACTIONS: Peripheral Vasoconstriction NURSING IMPLICATIONS: Available in two concentrations (1:1000 and 1:10,000) Contraindicated in hypovolemia. Monitor for Adverse Effects (V-tach, V-Fib, Tachycardia, Vasoconstrictor.)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 LEVOPHED
DRUG CLASSIFICATION : In the Critical Care Unit 2004 NEO-SYNEPHRINE USES: Severe Hypotension Shock Drug Induced Hypotension PSVT ACTIONS: Vasoconstriction NURSING IMPLICATIONS: Enhances effects of Isuprel, Aminophylline, and Atropine. Monitor for Adverse Effects (Tachycardia, Bradycardia, Ectopy, Angina, Respiratory Depression, Tissue Necrosis, etc.)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 NITROGLYCERIN USES: Angina AMI Myocardial Ischemia CHF HTN Heart Failure ACTIONS: Preload (Primarily dilates venous system) Myocardial Ischemia (dilates coronary arteries) SVR Helps Prevent Coronary Artery Vasospasm. NURSING IMPLICATIONS: Assess for desired effects. Monitor for Adverse Effects (Hypotension, Headache, Dizziness, Flushing)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 MORPHINE USES: Pain Dyspnea (due to pulmonary congestion) ACTIONS: Preload Pulmonary Congestion Cough Suppressant NURSING IMPLICATIONS: Assess for desired effects Have Narcan Available Monitor for Adverse Effects (Hypotension, Respiratory Depression, N/V, etc.)
DRUG CLASSIFICATION : In the Critical Care Unit 2004 OTHER CARDIAC DRUGS ANTI COAGULANTS Heparin Lovenox Coumadin TPA Eminase Strepto Urokinase Amicar ANTI PLATELET ASA Ticlid Persantine ReoPro Aggrastat Integrin