Adenosine Flashcards
1
Q
Adenosine Class
A
Antidysrhythmic
2
Q
Adenosine MOA
A
Activates potassium channels, driving potassium outside of cells (causing hyperpolarization of the resting membrane), and inhibits calcium influx (causing suppression of calcium-dependent action potentials), which slows conduction times.
Can interrupt reentry pathways in the AV node.
3
Q
Adenosine Indication
A
Symptomatic SVT
4
Q
Adenosine Contraindications (3)
A
Heart blocks
Active bronchospasm
Irregular or polymorphic wide complex tachycardia
5
Q
Adenosine Adult Dose
A
12mg rapid IVP BHO repeat
6
Q
Adenosine Pregnancy classification
A
C (harmful to animals, not tested in humans)
7
Q
Adenosine Peds Dose
A
BHO 0.2mg/kg max 12mg
