Amiodarone: Understanding and Application

What is the primary reason for discussing amiodarone in this lesson?

• It is a newly discovered medication.

• It is only used for treating chest pain.

• It is exclusively used in critical care.

• It is a medication frequently used for various reasons.

In what year was amiodarone first discovered?

• 1961

• 1974

• 1980

• 1990

Amiodarone is classified as which class of antiarrhythmic?

• Class IV

• Class II

• Class III

• Class I

What is the primary action of Class III antiarrhythmics like amiodarone?

• Slowing potassium outflow

• Blocking calcium channels

• Increasing sodium inflow

• Blocking sodium channels

Which ion's flow is primarily affected by amiodarone during the repolarization phase?

• Calcium

• Sodium

• Potassium

• Chloride

Which of the following is a major side effect of amiodarone related to the lungs?

• Pulmonary embolism

• Bronchitis

• Pulmonary toxicity

• Asthma

Amiodarone can affect which gland due to its structural similarity to thyroxine?

• Pituitary gland

• Thyroid gland

• Adrenal gland

• Pancreas

For which condition is amiodarone recommended during cardiac arrest according to the AHA?

• Pulseless ventricular tachycardia

• Pulseless electrical activity

• Bradycardia

• Asystole

What is the initial IV push dose of amiodarone for cardiac arrest?

• 150 mg

• 100 mg

• 300 mg

• 200 mg

Which arrhythmia is most commonly treated with amiodarone in critical care?

• Atrial fibrillation

• Atrial flutter

• Supraventricular tachycardia

• Ventricular fibrillation