Week 3 Flashcards
What do you use diltiazem for?
Optional 2nd line for SVT
1st line for atrial fib, atrial flutter w/RVR > 150 BPM
What kind of drug is diltiazem?
Calcium channel blocker/antidysrhythmic
What is the dosage for diltiazem?
0.25 mg/kg slow IV over 2 minutes. If ineffective, 0.35 mg/kg slow IV over 2 minutes
What are the contraindications of diltiazem?
Heart blocks Shock SSS V-tach Wolff-Parkinson-White syndrome
What are the side effects of diltiazem?
Bradycardia Hypotension Headache Dizziness Nausea
What is another name for diltiazem?
Cardizem
What is dopamine?
Sympathomimetic
What do you use dopamine for?
Drug of choice for hypotension in absence of hypovolemia
Drug of choice for cardiogenic shock
3rd line for bradycardia
What are the dosages of dopamine? And their effect?
1-20 mcg/kg/min IV
1-5 mcg/kg/min - dopaminergic
5-10 mcg/kg/min - beta1 effect
10-20 mcg/kg/min - alpha1 effect
What are the contraindications of dopamine?
Tachydysrhythmias
V-fib
Hypovolemic
Pheochromocytoma
What are the side effects of dopamine?
Hypertension
Tachydysrhythmias
Increased myocardial o2 demand
What is another name for dopamine?
Intropin
What is procainamide?
Antidysrhythmic/Sodium channel blocker
What does procainamide do?
Slows conduction in ventricular muscle mass
What is procainamide for?
1st line for stable v-tach
What is the dosage for procainamide?
20mg/min IV drip
Max dose is 17 mg/kg
What are the contraindications for procainamide?
Heart blocks
Digitalis toxicity
Torsades de pointes
What are the side effects of procainamide?
Bradycardia
Hypotension
Widening of QRS complex
What are the special notes for procainamide?
Reasons to stop administering?
- QRS widens by 50%
- Max dose reached
- Dysrhythmia suppressed
- Hypotension
What is another name of procainamide?
Pronestyl
What is magnesium sulfate?
Electrolyte
CNS depressant
What is magnesium sulfate for?
1st line for eclamptic seizures
1st line for torsades de pointes
Optional for v-fib
What is the dosage for magnesium sulfate?
1-4 g IV
What are the contraindications for magnesium sulfate?
Shock
Heart blocks
