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NU 607 Pharm Quiz 2 > Heart Failure > Flashcards

Flashcards in Heart Failure Deck (18)
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1

no limitation of ordinary activity
(which NYHA class of HF)

Class I

2

slight limitation of activity- symptoms with normal activity
(which NYHA class of HF)

Class II

3

marked limitation of physical activity- symptoms with mild activity
(which NYHA class of HF)

Class III

4

symptoms occur at rest
(which NYHA class of HF)

Class IV

5

steps for dig toxicity (4)

1. Stop dig & potassium wasting diuretics
2. Monitor potassium & give potassium
3. May need to give antidysrhythmics (phenytoin or lidocaine)
4. Severe cases give fab antibody fragments which bind to dig &prevent it from activating.

6

most common reason for digoxin-related dysrhythmias?

diuretic-induced hypokalemia

7

antidote for severe digoxin overdose

fab antibody fragments (digibind/digifab)

8

how is digoxin eliminated?

renal excretion

9

GI effects of digoxin (3)

anorexia, N/V

10

CNS effects of digoxin (2)

fatigue & visual disturbances

11

what provides advanced warning of serious digoxin toxicity?

GI & CNS effects

12

routine therapy for stage C HF should include 3 medications:

diuretic
ACE or an ARB
beta blocker

13

most serious adverse effect of digoxin

cardiotoxicity - dysrhythmias

14

medication classes that interact with digoxin (4)

1. diuretics (thiazide & loop)
2. ACEs & ARBs (elevate K+)
3. sympathomimetics (increase risk for dysrhythmias)
4. Quinidine (can elevate plasma levels of digoxin)

15

contraindications for digoxin (3)

V-fib
V-tach
dig toxicity

16

caution should be used when giving digoxin to patients with (4)

Hypokalemia
Partial AV block
Advanced HF
Renal impairment

17

what medications can be combined with digoxin? (4)

ACEs, ARBs, beta blockers, diuretics

18

drugs that should be avoided in Stage C HF (3)

antidysrhythmics
CCBs
NSAIDs