Downers - Metoprolol

Question 1

What is the recommended IV dose range for Metoprolol in adults?
(Select all that apply)

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

Answer 1

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

Question 2

What is the concentration of Metoprolol for intravenous administration?
(Select all that apply)

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

Answer 2

A. 1 mg/mL

Question 2

What is the mechanism of action (MOA) of Metoprolol?
(Select all that apply)

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

Answer 2

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

Question 3

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

Answer 3

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

Question 4

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

Answer 4

B. 3-4 hours

Question 5

How is Metoprolol eliminated from the body?
(Select all that apply)

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

Answer 5

A. Metabolism by CYP2D6
B. Renal elimination

Question 6

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

Answer 6

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

Question 7

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)

Answer 7

A. Tachyarrhythmias
B. Hypertrophic Cardiomyopathy
C. Hyperthyroidism

Question 8

Which of the following precautions are associated with Metoprolol?
(Select all that apply)

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.

Answer 8

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

Question 9

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

Answer 9

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