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8 Cards in this Set
- Front
- Back
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Digoxin (Lanoxin)
Class |
Cardiac Glycoside, Antidysrhythmic, Inotropic Agent
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Digoxin (Lanoxin)
MOA |
1. Positive inotropic effect
2. Slows AV conduction 3. Increases cardiac output 4. Decreases chronotropy and dromotropy 5. Inhibits sodium/potassium pump, thereby increasing intracellular calcium levels |
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Digoxin (Lanoxin)
Indications |
1. Atrial Fibrillation/Atrial Flutter
2. Refractory SVT 3. CHF |
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Digoxin (Lanoxin)
Contraindications |
1. Ventricular Fibrillation
2. Ventricular Tachycardia (unless due to CHF) 3. Patient has already taken normal therapeutic dose 4. 2nd and 3rd degree heart blocks |
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Digoxin (Lanoxin)
Side Effects |
Cardiovascular: bradycardia, AV blocks, dysrhythmias
Neurological: confusion |
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Digoxin (Lanoxin)
Precautions |
1. AMI and renal failure
2. Need to decrease joules by 50% during cardioversion 3. Pregnant or nursing woman 4. Infants and children |
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Digoxin (Lanoxin)
Interactions |
1. May increase risk of dysrhythmias
2. Use with Beta Blockers may decrease actions of Digoxin |
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Digoxin (Lanoxin)
Routes / Dosages |
IV
Adult: 0.25 – 0.5 mg IV Pediatric: not recommended |
