lecture 6 Flashcards
when do we initiate B blockers for ACS
within 24 hrs
reasons not to start B blockers
Bradycardia
HF
risk for cardiogenic shock
asthma
metoprolol starting dose
25-50 q 6-12h
metoprolol target dose
100 mg BID (tartrate)
200 mg daily (succinate)
metoprolol brand name
toprol
carvedilol starting dose
6.25 mg BID
carvedilol target dose
25 mg BID
propanolol starting dose
40 mg BID-TID
propanolo target dose
80 mg QID
atenolol starting dose
25-50 mg qd
atenolol target dose
100 mg qd
atenolol brand name
tenormin
propanolol brand name
inderal, hemanegol
what B blockers do we use in the case of HFrEF
metoprolol succinate, carvedilol or bisoprolol
When to consider IV BB, whats the drug
Consider IV BB only when hypertensive ongoing ischemia
Matoprolol tartrate 5 mg IV q 5 min
Which B blockers are B1 selective
Atenolol, metoprolol, bisoprolol, nebivolol
which B blockers are ISA
Pindolol and acebutolol
What to do if pt is on B blocker and has asthma
switch to B1 selective
which P2Y12 could cause asthma? what to do about it?
ticagrelor could cause SOB, consider changing to clopidogrel
B blockers during HF
Avoid starting of increasing B blocker dose during acute HF exacerbation. Keep maintenance dose
is it safe to continue B blocker dose during HF
Yes
Patient counseling B blocker
lower BP and HR
can mask sx of hypoglycemia
when to not take B blocker
if HR<50 and BP below 90/60
WHat drugs are contraindicated in HFrEF
diltiazem and verapamil
