Downers - Metoprolol Flashcards

1
Q

What is the recommended IV dose range for Metoprolol in adults?
(Select 2)

A. 1-2 mg every 2 minutes
B. 2.5-5 mg every 2 minutes
C. Up to 15 mg total
D. 10-20 mg every 2 minutes

A

B. 2.5-5 mg every 2 minutes
C. Up to 15 mg total

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2
Q

What is the concentration of Metoprolol for intravenous administration?

A. 1 mg/mL
B. 5 mg/mL
C. 10 mg/mL
D. 0.5 mg/mL

A

A. 1 mg/mL

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2
Q

What is the mechanism of action (MOA) of Metoprolol?
(Select 2)

A. Selective beta-1 (β1) blockade
B. Non-selective beta-2 (β2) blockade at high doses
C. Alpha-1 (α1) receptor blockade
D. Calcium channel blockade

A

A. Selective beta-1 (β1) blockade
B. Non-selective beta-2 (β2) blockade at high doses

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3
Q

What is the onset and peak time for Metoprolol when administered intravenously?
(Select all that apply)

A. Onset: 1-5 minutes
B. Peak: 20 minutes
C. Onset: 10-15 minutes
D. Peak: 5 minutes

A

A. Onset: 1-5 minutes
B. Peak: 20 minutes

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4
Q

What is the half-life of Metoprolol?
(Select all that apply)

A. 1-2 hours
B. 3-4 hours
C. 5-6 hours
D. 7-8 hours

A

B. 3-4 hours

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5
Q

How is Metoprolol eliminated from the body?
(Select 2)

A. Metabolism by CYP2D6
B. Renal elimination
C. Hepatic metabolism
D. Biliary excretion

A

A. Metabolism by CYP2D6
B. Renal elimination

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6
Q

For which of the following conditions is Metoprolol indicated?
(Select all that apply)

A. Hypertension (HTN)
B. Acute Myocardial Infarction (MI)
C. Angina
D. Stable Chronic Heart Failure (CHF)
E. Asthma

A

A. Hypertension (HTN)
B. Acute Myocardial Infarction (MI)
C. Angina
D. Stable Chronic Heart Failure (CHF)

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7
Q

Metoprolol is used to manage which of the following conditions?
(Select all that apply)

A. Tachyarrhythmias
B. Hypertrophic Cardiomyopathy
C. Hyperthyroidism
D. Chronic Obstructive Pulmonary Disease (COPD)

A

A. Tachyarrhythmias
B. Hypertrophic Cardiomyopathy
C. Hyperthyroidism

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8
Q

Which of the following precautions are associated with Metoprolol?
(Select 2)

A. Metoprolol crosses the placenta.
B. Metoprolol does not cross the blood-brain barrier (BBB).
C. Metoprolol crosses the blood-brain barrier.
D. Metoprolol is contraindicated in patients with liver disease.

A

A. Metoprolol crosses the placenta.
C. Metoprolol crosses the blood-brain barrier.

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9
Q

Which of the following side effects can be caused by Metoprolol?
(Select all that apply)

A. Significant bronchoconstriction at higher doses
B. Dizziness
C. Fatigue
D. Insomnia
E. Nausea

A

A. Significant bronchoconstriction at higher doses
B. Dizziness
C. Fatigue
D. Insomnia

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