If channel inhibitors (HF) Flashcards
1
Q
How do they work?
A
inhibit If channel in SA node
2
Q
What benefits do they have?
A
reduce HR in patients with sinus rhythm
3
Q
example of a drug
A
ivabradine
4
Q
used for what patients?
A
NYHA 2-4 HF-REF, LVEF < 35% in sinus rhythm and resting HR > 75 bpm
on ACEI, beta blocker, aldosterone antagonist
OR
don’t tolerate beta blocker
5
Q
adverse effects
A
bradycardia AV block headache dizziness visual disturbances
