ACLS ACLS Pharmacology & Medications

Question 1

What is the first-line antiarrhythmic drug recommended for shock-refractory ventricular fibrillation (VF) in ACLS?

Accepted Answer

Amiodarone

Answer

Amiodarone is the first-line antiarrhythmic for shock-refractory VF, given as a 300 mg IV bolus.

Question 2

What is the standard adult dose of epinephrine administered during cardiac arrest in ACLS?

Accepted Answer

1 mg IV every 3–5 minutes

Answer

The standard ACLS dose of epinephrine during cardiac arrest is 1 mg IV/IO every 3–5 minutes.

Question 3

Which drug is the treatment of choice for symptomatic bradycardia in ACLS?

Accepted Answer

Atropine

Answer

Atropine 0.5 mg IV is the first drug used for symptomatic bradycardia in ACLS.

Question 4

What is the recommended dose of adenosine for the first dose when treating stable SVT?

Accepted Answer

6 mg rapid IV push

Answer

The first dose of adenosine for stable SVT is 6 mg given as a rapid IV push followed by a 20 mL saline flush.

Question 5

Which medication is specifically indicated for torsades de pointes (TdP) in ACLS?

Accepted Answer

Magnesium sulfate

Answer

Magnesium sulfate 1–2 g IV is the treatment of choice for torsades de pointes.

ACLS Practice Test