Test 3 Blood Pressure shi Flashcards

(35 cards)

1
Q

Which drugs affect the RAAS system?

A

ACE inhibitors
ARBs
Renin Inhibitors

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2
Q

What do ACE inhibitors end in ?

A
  • pril
    Except enaprilat
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3
Q

How do ACE inhibitors work

A

Act in the lungs to prevent ACE from converting angiotensin 1 to angiotensin 2
Leads to decrease in BP
Results in increase potassium and loss of sodium and fluid

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4
Q

Contraindications of ACE

A

Allergies
Impaired renal fx
Acute heart failure exacerbation
Salt/ volume depletion
Preg and lact

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5
Q

Black box warning for ACE

A

Angioedema
Fetal tox

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6
Q

Adverse effects of ACE inhibitors

A

Dizziness
Orthostatic Hypotension
GI
COUGH
Headache (angioedema
Hyperkalemia

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7
Q

What drugs are ACE inhibitors?

A

Benazepril
Captopril
Enalapril
Lisinopril
Captopril

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8
Q

What are ACE’s used for?

A

Hypertension
Heart failure
Left ventricular dysfx
Diabetic nephropathy

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9
Q

Which ACE has shortest half life?

A

Captopril
Used in prevention of ventricular remodeling after MI

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10
Q

Which ACE is available in both oral and parenteral?

A

Enalapril
IV route does not require cardiac monitoring
Improves pt chances of survival after MI

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11
Q

What do ARB’s end in?

A

-sartan

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12
Q

Examples of ARB’s

A

Azilsartan
Candesartan
Irbesartan
Losartan
Olmesartan
Telmisartan
Valsartan

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13
Q

How do ARB work?

A

Bind with angiotensin 2 in vascular smooth muscle and in adrenal cortex to block vasoconstriction and release of aldosterone
Lowers BP

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14
Q

Adverse affects of ARB’s

A

L- Low BP
O- Other (fatigue, headache, dizziness)
S- Swelling
A- Allergic Reactioin
R- Raised Potassium
T- Teratogenic
A- Acute kidney injury
N- Nasal congestion

Hyperkalemia
Hypoglycemia
Chest pain

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15
Q

Indications of ARB’s

A

Hypertension
Adjunctive drugs for treatment of HF
May be used alone or combination with other drugs liike diuretics

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16
Q

Contraindications of ARB’s

A

Allergy
Preg/ Lac

17
Q

Drug interactions of ARB’s

A

NSAIDS- Decreased effectiveness
K+ containing drugs- risk for hyperkalemia
Lithium

18
Q

What do renin inhibitors do?

A

Directly inhibits renin, leading to decreased plasma renin activity and inhibiting the conversion of angiotensinogen to angiotensin 1

19
Q

What drug is a renin inhibitor?

20
Q

Adverse effect of renin inhibitor

A

Risk for hyperkalemia
Angioedema
Renal impairment

21
Q

What should you monitor renin inhibitors for?

A

Potassium
Renal fx

22
Q

What do calcium channel blockers end in?

A

-pine
most of them end in this but not all

23
Q

What do calcium channel blockers do?

A

Decrease BP
Cardiac Work Load
Myocardial Oxygen Consumption

24
Q

How do Calcium Channel Blockers work?

A

Inhibit movement of calcium ions across the membranes which alter action potential and block muscle cell contraction

Decreased heart contractibility
Decreased HR
Vasodilation

25
Adverse effects of Calcium Channel Blockers
Lowered BP Bradycardia Headache AV Block Abdominal discomfort Peripheral edema Hypotension
26
Calcium Channel Blocker examples
Amlodapine Diltiazem Felodipine Verapamil
27
What are calcium channel blockers used for?
Angina Hypertension Dysrhythmias Raynauds disease
28
Calcium channel blocker interactions
NO GRAPEFRUIT JUICE
29
Vasodilator indications
Severe hypertension Refractory Hypertension Hypertensive emergencies
30
What are the kinds of vasodilators?
Hydralazine Minoxidil Nitroglycerin Nitroprusside Calcium Channel Blockers too
31
How do vasodilators work?
Act. directly on smooth muscle to cause muscle relaxation, leading to vasodilation and drop in BP
32
Vasodilator side effects? (Nitroprusside)
Retrosternal pressure, palpitations, cyanide toxicity, diaphoresis, nausea, vomitting, hypotension
33
What is midodrine and what's it used for?
BP raising agent Used in treating orthostatic hypotension
34
Contraindications of Midodrine
Supine hypotension Pheochromocytoma
35
Drug interactions of midoprine
Cardiac glycosides(digoxin) Beta blockers Alpha adrenergic agents Corticosteroids