Adenosine Flashcards
Adenosine Trade Name
Adenocard
Adenosine Classification
Medscape:
Class V Antidysrhythmic
Adenosine Mechanism
Capital:
Binds with phosphate to prevent the formation of ATP in myocardial cells to slow conduction and interrupt AV reentry pathways
Adenosine Onset of Action
Capital: Seconds
Adenosine Duration of Action
Capital: 12 Seconds
Adenosine Indications
CT Protocols:
Specifically for treatment or diagnosis of Supraventricular Tachycardia.
Consider for regular or wide complex tachycardia
Capital:
Hemodynamically stable supraventricular tachycardia (SVT) refractory to vagal maneuvers. Hemodynamically stable regular wide-complex tachycardia
Adenosine Contraindications
Capital:
Irregular rhythms
Wolff-Parkinson-White Syndrome (WPW)
Hemodynamic instability
Adenosine Side Effects/ Precautions/ Comments
Capital:
Asystole, Bradydysrhythmias, Syncope, Cardiac arrest, Facial flushing, Chest pain, Shortness of breath, Nausea, Dizziness, Diaphoresis
Due to the short half-life (6-8 seconds) and durations (12 seconds) a large bore IV located in the AC or higher is preferred for administration
Begin printing a rhythm strip while pushing the medication to record the effects.
Adenosine Adult Dose
CT Protocols:
Tachycardia
6 mg rapid IV/IO push. May repeat adenosine at dose of 12 mg if no conversion. May repeat successful dose of adenosine if rhythm recurs after conversion. Follow with 10cc NS flush
Adenosine Pediatric Dose
PALS:
0.1 mg/kg (max 6mg) rapid IV push over 1-3 seconds followed by 5-10 ml NS flush
If no response in 1-2 minutes, 0.2 mg/kg (max 12 mg) rapid IVP over 1-3 seconds followed by 5-10 ml NS flush
Adenosine
Max Dose Adult (Pediatric)
CT Protocols:
Follow dosing protocols. (6mg, 12mg)
Adenosine Routes of Administration
IV/IO
Adenosine How Supplied
6mg/2ml or 12mg/4ml vials or prefilled syringe
