critical stuff exam 5 Flashcards
life prolonging drugs in CHF
ACEI, ARBs, hydralazine + isosorbide dinitrate, ALD antagonists, BBlockers
vasodilators: ACEI, ARBs, hydralazine, isosorbide dinitrate
aldosterone antagonists: spironolactone & eplerenone
beta blockers: carvedilol, bisoprolol, metoprolol
BBlockers for CHF?
carvedilol, bisoprolol, metoprolol
bigeminy (two contractions for one SA node impulse) seen with what medication?
digoxin
Also causes:
- ventricular tachycardia
- fibrillation
- death
- worsens WPW
- any arrhythmia
Earliest signs of digoxin toxicity?
GI: anorexia nausea vomiting diarrhea
what to use to reverse digoxin due to toxicity?
digibind - monoclonal Abx
what receptor does dobutamine target?
B1, it is a positive ionotrop (adrenoreceptor agonist)
what causes severe neutropenia?
ticlopidine (antiplatelet)
check CBC q2week for first 3mo
what causes chinchonism (ADR)
quinidine (HA, tinnitus, dizziness)
paresthesias, tremor, nervousness, seizures, slurred speech, light headedness are ADRs of what?
lidocaine
What makes mexiletine helpful as a 1B Na blocker
oral (does what lidocaine does)
What is important to note when you use amiodarone?
long 1/2 life (ADRs)
class 4 good at treating…
SVT
first line for SVT?
adenosine (1/2 life of 10s = in & out)
what to use for atrial arrhythmias?
IA Class II (BBlockers) Class IV (CCB)
what to use for ventricular arrhythmias?
All class 1, II, III, & IV