Adenosine

Question 1

Adenosine Class

Answer 1

AntiArrhythmic Agent

Question 2

Adenosine Presentation

Answer 2

6mg in 2ml

3mg/ml solution for infusion vials

Question 3

Adenosine Administration

Answer 3

Intravenous IV

Question 4

Adenosine Indications

Answer 4

Paroxysmal Supraventricular Tachycardia (>150) with signs of poor perfusion

Question 5

Adenosine Contra-indications

Answer 5

KSAR
Asthma
COPD
Decompensated Heart Failure
Severe Hypotension
Wolff-Parkinson-White Syndrome
Long QT Syndrome
2º and3º AV Block
Sick Sinus (unless pacemaker fitted)

Question 6

Adenosine Dose

Answer 6

6mg IV

Repeat @ 12mg x 2 Max

Question 7

Adenosine Side Effects

Answer 7

Angina (discontinue)
Apprehension - arrhythmia (discontinue if asystole or severe bradycardia occur)
AV Block
Dizziness
Dyspnoea
Flushing
Headache
Nausea
Sinus Pause

Question 8

Adenosine Additional Info

Answer 8

Initially 6 mg, administered into a large peripheral vein and given over 2 seconds,
followed by rapid 10 mL Sodium Chloride 0.9% fl ush.
Repeat doses of 12 mg are administered over 2 seconds. Monitor ECG.

Cautions:
Atrial Fibrillation with accessory pathway
Atrial Flutter with accessory pathway
Autonomic Dysfunction
Bundle Branch Block
1º AV Block
Heart Transplant
Recent MI
Severe Heart Failure
Stenotic Valvular Heart Disease
Uncorrected Hypovolaemia