CV Pharmocology Flashcards

(30 cards)

1
Q

What drugs are used in the treatment of CV diseases?

A

ACE Inhibitors
Beta Blockers
Calcium Antagonist
Diuretic

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2
Q

Describe the sequence of drugs used to treat normal hypertension

A
  1. Patients younger that 55 start with an ACEI/ARB and older patients with Calcium Antagonist
  2. Then C/A
  3. Then a diuretic
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3
Q

What drugs are used to treat severe hypertension?

A

Beta or alpha blocker or spironolactone

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4
Q

What drugs are used in all patients with CHF?

A

DAB
Diuretic to rid the body of fluid retention
ACE Inhibitor and Beta blocker to remodel the heart

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5
Q

If CHF patients are still exhibiting signs like breathlessness after initial drug treatment, what drugs should be used?

A

Spironolactone and Eplerenone

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6
Q

Who would receive Cardiac synchronisation therapy?

A

CHF patients with long QRS segments on an ECG where drug treatment has failed

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7
Q

What can be done for patients with severe CHF

A

implantable cardiac defibrillators

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8
Q

What is sacubitril vasartan?

A

new dual drug used in severe heart failure that replaces ACEI or ARB

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9
Q

What is used to prolong survival in patients with Angina?

A

SAAB

Statin, aspirin, ACE inhibitor and beta blocker

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10
Q

What is used to relieve the symptoms of angina

A

beta blocker
calcium antagonist/nitrates
coronary angioplasty
New antianginals - ivabradine and ranolazine

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11
Q

How can chest pain be classified?

A

Non cardiac or cardiac
cardiac chest pain can be classified as troponin -ve which is called troponin -ve ACS.
troponin +ve can be classified as a STEMI or non-STEMI

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12
Q

Who might receive fondaparinux?

A

STEMI patient

synthetic pentasaccharide that inhibits activated factor X

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13
Q

describe the emergency management of STEMI

A

aspirin with angioplasty or thrombolysis

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14
Q

decribe the similarities in treatment of STEMIs and non-STEMIs

A

they both receive aspirin and clopidogrel/ticagrelor

they both receive SAABs as prophylaxis

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15
Q

describe the differences in treatment of STEMIs and non-STEMIs

A

use of angioplasty is selective in non-STEMIs

STEMIs recieve heparin/fondaparinux

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16
Q

how is troponin -ve ACS syndrome treated

A

SAAB with selective anioplasty

17
Q

if someone with ACS has ongoing chest pain, what may they recieve

A

a glycoprotein Iib/IIIa inhibitor like tirofiban

18
Q

what are the targets of treatment of atrial fibrillation?

A

prevention of emboli using warfarin/rivaroxiban
control of rate using beta blocker, digoxin
control of rhythm (seldom) using DC cardioversion, amiodarone in CHF, and sotalol/slecinide if heart structure is normal

19
Q

what causes stroke

A

cerebral thrombosus, embolus and haemorrhage

20
Q

what is the role of a CT scan in the treatment of stroke?

A

differentiates between clot or haemorrhage

21
Q

how is a non haemorrhagic stroke treated?

A

emergency thrombolysis, aspirin and clopidogrel

statin, ACE inhibtior and indapamide

22
Q

what is the targets of antianginal drugs

A

decrease the metabolic demands on the muscle by decreasing the preload/afterload or slowing down the heart

23
Q

What beta blockers are used in angina

A

bisoprolol and atenolol

24
Q

what is carvedilol used for

A

patients with CHF

25
which beta receptors are important in angina
beta 1 - control rate of the heart and thus correlates to oxygen consumption
26
what is the mechanism of calcium antagonists
vasodilator prevents constriction of smooth muscle prevent opening of voltage gated L type Ca2+ channels upon depolarisation preventing entry of extracellular calcium
27
Name types of calcium antagonists and give examples
DHP derivatives eg. amlosipine and lercandipine Rate limiting eg. verapamil and dilitiazen
28
what effect of calcium antagonists is important for variant angina
dilation of coronary vessels
29
what calcium antagonists are safe for CHF patients
amlodipine and lecanidipine
30
what are the contraindications of verapramil and dilitiazem?
heart failure, brachycardia, AV block, beta blocker