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LCON Pharmacology. > Heart Failure Meds > Flashcards

Heart Failure Meds Flashcards

1
Q

What are the causes of Heart failure?

A
  • Hypertension
  • Heart attacks (MI)
  • Faulty heart valves
  • Dysrhythmias
  • Stiff ventricles - (Restrictive cardiomyopathy)
  • Abnormally thin & enlarged ventricles (Dilated cardiomyopathy)
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2
Q

Signs and symptoms of Heart failure?

A
  • Left-sided failure (lungs & crackles)
  • Right-sided failure (fluid buildup, edema)
  • ## Cardiogenic shock (lack or O2 in the brain)
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3
Q

Examples of Heart failure medications?

A
  • Digoxin
  • Adrenergic agonists
  • ACE Inhibitors
  • Diuretics
  • ARBs
  • Beta-blockers
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4
Q

Digoxin is commonly prescribed for?

A
  • Heart failure
  • Cardiac dysthymia (Atrial Fibrillation
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5
Q

Facts about Digoxin?

A
  • It has a Narrow therapeutic index
  • Vagal Nerve Stimulation - (slows down the heart)
  • Sodium, Potassium-ATPase inhibition (If K+ is high, Digoxin is low and vise visa)
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6
Q

What should a nurse do first before giving Digoxin to a Pt?

A
  • Draw blood to check on the digoxin levels in the blood before giving.
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7
Q

What the Digoxin’s safe levels?

A

Between 1.0 and 2.0

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8
Q

What are the signs of Digoxin toxicity?

A
  • GI disturbance
  • Vomiting
  • Nausea
  • Anorexia
  • Bradydysrhythmias (most feared)
  • dizziness
  • Fatigue
  • Fainting
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9
Q

What is the Antidote of Digoxin?

A

Digoxin Immune Fab

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10
Q

High yield concepts of Digoxin

A
  • Narrow therapeutic index
  • GI disturbances
  • Visual disturbance ( yellow & blurred vision)
  • Dysrhythmias
  • Digoxin immune fab
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11
Q

Facts about Adrenergic Agonists?

A
  • Epinephrine - Treats severe allergic reactions and cardiac arrest.
  • Dopamine - Used to treat hypotension, and also helps increase blood flow in the kidneys.
  • Dobutamine - Its used short term (48 hrs) to treat heart failure.
  • Norepinephrine - Used to treat sever hypotension or shock.
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12
Q

Examples of Adrenergic Agonist medications?

A
  • Epinephrine
  • Dopamine
  • Dobutamine
  • Norepinephrine
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13
Q

Alpha 1 Receptors

A
  • They are found in the Arteries.
  • When activated they cause Vasoconstriction, which causes an increased blood pressure.
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14
Q

Beta 1 Receptors

A
  • They are found in the Heart.
  • When activated they cause the heart to beat faster and stronger.
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15
Q

Beta 2 Receptors

A
  • They are found in the Lungs.
  • When activated they cause Bronchodilation, which causes the airway to open up.
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16
Q

Dopamine Receptors

A
  • They are found in the Kidneys.
  • When activated they help increase blood flow.
17
Q

High yield concepts of Adrenergic Agonists

A
  • Cardiac Complications.
  • Necrosis.

LCON Pharmacology. (21 decks)

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