Adenosine

Question 1

Adenosine Brand Name

Answer 1

Adenocard

Question 2

Adenosine Class

Answer 2

Antiarrhythmic

Question 3

Adenosine Action

Answer 3

Slows conductions through the AV node and can interrupt re-entry pathways. Slows heart rate by acting directly on the sinus pacemaker cells by slowing impulse formation.

Question 4

Adenosine Adult Dose

Answer 4

Tachycardia Stable: 6mg rapid push Repeat 12mg rapid push
Tachycardia Unstable: 12mg rapid push

Question 5

Adenosine Pediatric Dose

Answer 5

Tachycardia Stable: 0.1 mg/kg rapid push (Do not exceed 6mg) Repeat 0.2 mg/kg rapid push (Do not exceed 12 mg)
Tachycardia Unstable: 0.2 mg/kg rapid push (Do not exceed 12mg)

Question 6

Adenosine Indications

Answer 6

SVT: Caused by abnormal electrical pathways in the heart, electrolyte imbalances, or certain medications
PSVT: Caused by re-entry loop, where an electrical signal gets trapped in a small part of the heart and continues to fire rapidly

Question 7

Adenosine Contraindications

Answer 7

2nd or 3rd degree AV blocks or sick sinus syndrome (unless PT with functional artificial pacemaker). A-flutter. A-fib

Question 8

Adenosine Adverse Reactions

Answer 8

Flushing. Headache. Sweating. Palpitations.

Question 9

Adenosine Onset/Duration

Answer 9

Onset: Immediate
Duration: 10 minutes