Adenosine (Adenocard)

Antidysrhythmic

Naturally occurring nucleoside that slows conduction through AV node

Decreases conduction of electrical impulses by binding up phosphate and preventing the formation of ATP within the cardiac cells. Essentially interrupting the AV impulse reentry pathways in PSVT

• Onset-20-30seconds
• Peak- 20-30seconds
• Duration- 30seconds
• Half-life- 10seconds

Used in SVT refractory to common vagal maneuvers (symptomatic SVT)

• 2nd or 3rd degree heart block
• Sick sinus syndrome
• Know hypersensitivity to the drug

• Causes dysthymias
• Caution w/ Asthma pts
• Facial flushing, headache, shortness of breath, chest pain, dizziness, nausea

6mg IV Bolus. Followed by saline flush. If not corrected in 1-2 min 12mg IV Bolus. If not corrected in 1-2 min 12mg IV Bolus

• 0.1mg/kg 1st dose
• 0.2mg/kg 2nd and 3rd dose

30mg

3mg/kg

N/A

IV/IO

Pre-filled syringes and 6-12mg vials