Adenosine Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Adenosine: Class

A

Antidysrhythmic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Adenosine: Mechanism of action

A

Slows conduction through the AV node, interrupts re-entry pathways, slows sinus rate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Adenosine: Indications

A
  • SVT(not A-flutter or A-fib)

- Wide complex tachycardia of unknown origin unresponsive to amiodarone or lidocaine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Adenosine: Contraindications

A
  • Sick sinus syndrome
  • 2nd and 3rd degree AV blocks
  • Afib and A-flutter
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Adenosine: Side effects

A

CV: Transient asystole, bradycardia, PVCs, palpitations, chest pain, hypotension
Resp: Dyspnea, hyperventilation, tightness in throat, bronchospasm
CNS: Dizziness, lightheaded, headache, blurred vision
GI: Nausea

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Adenosine: Dose

A

6 mg RAPID IV push followed by 20 mL flush, AC vein preferred. Continuous ECG monitoring required

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Adenosine: Special considerations

A
  • Short half life(10 sec)
  • Administered rapidly followed by immediate flush
  • Reoccurrence of tachydysrhythmia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly