PHARM-- antianginals Flashcards

(44 cards)

1
Q

patients with NSTEMI are not candidates for __

A

fibrinolytics

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2
Q

4 general effects of fibrinolytic therapy

A
  • sx resolution
  • get hemodynamic stability
  • reduce biomarker
  • resolve ST elevation
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3
Q

block NE release to decrease cardiac work and myocardial oxygen consumption

A

BB

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4
Q

decreases HR, contractility, SBP; cardioprotective; antiarrhythmic properties

A

beta blocker

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5
Q

which beta blocker targets Alpha, B1, B2

A

carvedilol

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6
Q

which BB Targets B1 but at higher dose can target B2

A

metroprolol

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7
Q

these are indications for what class?

  • For 3 yrs in all w/ normal LV function after ACS
  • all who have LV dysfunction (EF < 40%) w/ HF or prior MI
  • Chronic therapy in all other ppl w/ SIHD or other vasc. dz
A

beta blocker

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8
Q

which class has C/I of

  • High degree heart block
  • Sick sinus syndrome
  • Severe asthma/COPD (caution)
  • Vasospastic angina
A

BB

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9
Q

which class has the ADR of

  • Hypotension, brady
  • 1st deg. Heart block
  • Bronchospasms
  • Glucose intolerance (non-vasodilating BB)
  • Impotence
  • Feeling cold
A

Beta blocker

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10
Q

you should titrate your BB to HR of ____ at rest, ____ during exercise

A
  • at rest: 55-60 bpm
  • w/ exercise: < 100 bpm
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11
Q

which BB is preferred in pts w/ DM

A

Carvedilol

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12
Q

which type of CCB is preferred in Afib, a flutter

A

non DHP

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13
Q

which type of CCB is preferred if on BB already

A

DHP

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14
Q

which type of CCB is preferred in HFrEF

A

DHP

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15
Q

which type of CCB is a potent arterial vasodilator w/ variable to no inotropic effects

A

DHP- CCB

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16
Q

which type of CCB is a moderate vasodilator w/ significant SA and AV conduction inhibition, negative chronotropic and ** inotropic** effects

A

non-DHP

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17
Q

block transmembrane Ca currents in vascular smooth muscle to cause arterial vasodilation

A

CCB

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18
Q

effect of ____

* Direct vasodilation of epicardial arterials to ↑ O2 supply
* ↓ myocardial O2 demand by reducing systemic vascular resistance & systolic pressure
* No effect on exercise; no tolerance issues

19
Q

which type of CCB does this extra thing:

↓ myocardial O2 demand *by decreasing HR and contractility *

20
Q

Drug of choice for reducing sx w/ vasospastic angina

21
Q

these are ADR seen in which type of CCBs

increased angina, gingival hyperplasia

22
Q

these are ADR seen in which type of CCBs

bradycardia, AV block, sinus node dysfunction

23
Q

these are common ADR of what class

Hypotension, worsening HF, peripheral edema, constipation, HA, flushing, dizzy

24
Q

increased cGMP levels cause less intracellular Ca release to produce vascular smooth muscle relaxation

25
increased cGMP levels cause less intracellular Ca release to produce vascular smooth muscle relaxation
nitrates
26
First line for **Immediate relief** of angina
short acting nitrates
27
* ↑ myocardial supply by **direct vasodilation of large epicardial arterials & reduces vasospasms** * ↓ myocardial demand by **venous dilation (decrease preload) and arterial dilation (decreases afterload & BP)** * Improve exercise tolerance and time to onset of angina
nitrates
28
C/I inclues using erectile dysfunction meds (sildenafil, vardenafil, tadalafil)
nitrates
29
# ADR of * **Hypotension, HA** * **Flushing** * **Reflex tachy.** *** tolerance** * Methemoglobinemia * Syncope, Dizziness, palpitations
nitrates
30
how do you manage nitrate tolerance
nitrate free interval each day (12 for patch, 8-12 for tabs)
31
which med should not be stopped abruptly, d/t rebound tachy
nitrates
32
blocks late Na+ channel to stop late sodium entry into myocardial cell which decreases Ca entry (Na-Ca exchanger) to decrease wall tension (myocardial oxygen demand)
ranolazine
33
has no effect on HR and BP; prolongs exercise duration and time to angina
ranolazine
34
used in combo w/ BB, CCB, LA nitrates for refractory angina & NOT to be used in acute anginal episodes | NOT a sole indicator
ranolazine
35
# has these C/I * Severe renal impairment (CrCl < 30ml/min) * Liver cirrhosis * Use of clarithromycin, antiretroviral meds, azole antifungals
ranolazine
36
use caution when giving this medication in Existing QT prolongation or with meds that also do it (Class Ia or III antiarrhythmics except amiodarone)
ranolazine
37
# has these ADR * Dose dependent QT prolongation * Dizziness * HA * Nausea * Constipation * asthenia
ranolazine
38
thrombolytic made from **recombinant DNA**
altepase (rTPA)
39
dissolves stable fibrin rich clots by **activating plasminogen to plasmin**
rTPA, RPA, TNK
40
The most fibrin specific of the three; used in STEMI but not pulmonary embolisms
tenecteplase (TNK)
41
which two fibrinolytics is from the mutant of human wild-type
RPA & TNK
42
3 scenerios of using fibrinolytics in STEMI
* STEMI w/in 12hrs of ischemia/sx onset * w/in 12-24 hrs + sx of ongoing ischemia * Time to hospital for PCI >120 mins
43
rank the antianginals in order of 1st line through 4th line
1. Beta blockers 2. CCB 3. Nitrates 4. ranolazine
44
Avoid IV NTG in patients w/ ____
right ventricular infarcts