Adenosine

Question 1

Indications for adenosine?

Answer 1

• Narrow complex tachycardia
• Paroxysmal supraventricular tachycardia (PSVT) associated with Wolff-Parkinson-White syndrome.

Question 2

Adult dose for adenosine?

Answer 2

12mg rapid IVP with a rapid 20mL normal saline flush. Do not repeat dose.

Question 3

Contraindications to adenosine use?

Answer 3

• Known hypersensitivity
• Pre-existing 2nd/3rd degree AV block
• Sinus node disease (sick sinus syndrome)
• Symptomatic bradycardia
• Atrial fibrillation/atrial flutter
• Active bronchospasm/severe asthma
• Patient taking carBAMazepine (Tegretol) or dipyridamole (Persantine)