Group 5 - Adenosine Flashcards

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

Adenosine

Drug Class?

A

Adenosine Drug Class:

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

Adenosine

Mechanism of Action (MOA)?

A

Adenosine Mechanism of Action (MOA):

  • Slows sinus rate
  • Slows conduction time, by interrupting re-entrant pathways, through AV node
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Adenosine

Indications?

A

Adenosine Indications:

  • Conversion of supraventricular tachycardias (SVT) with no known atrial fibrillation or atrial flutter
  • Undifferentiated regular monomorphic wide-complex tachycardia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Adenosine

Contraindications?

A

Adenosine Contraindications:

  • Atrial fibrillation or atrial flutter
  • Pregnancy (no controlled studies)
  • Use cautiously in patients with known asthma (has precipitated acute bronchospasm)
  • Sick sinus syndrome, 2nd or 3rd degree AV blocks (except in patients with a functioning ventricular pacemaker)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Adenosine

Adverse Reactions?

A

Adenosine Adverse Reactions:

  • CV: Palpitations, chest pressure, chest pain, hypotension, facial flushing, sweating, transient hypertension, transient dysrhythmias (asystole, bradycardia)
  • Resp: Dyspnea, hyperventilation, tightness in throat, bronchospasm
  • CNS: Lightheadedness, dizziness, paresthesias
  • GI: Nausea, metallic taste
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Adenosine

Adult Dose?

A

Adenosine Adult Dose:

  • Initial: 6 mg rapid IV bolus over 1 - 3 seconds
  • Repeat: If no response in 1 - 2 minutes, may repeat with 12 mg rapid IV bolus
  • Procedure: Follow bolus with a 20 ml NS flush. IV site recommended is antecubital fossa (close to central circulation); use injection port nearest hub of IV catheter; arm elevated during procedure; constant ECG monitoring
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Adenosine

Pediatric Dose?

A

Adenosine Pediatric Dose:

  • Initial: 0.1 mg/kg rapid IV bolus
  • Repeat: If no response in 1 - 2 minutes, may repeat with 0.2 mg/kg rapid IV bolus
  • Maximum single dose: should not exceed 12 mg
  • Procedure: Follow bolus with a 2 - 3 ml NS flush. Use injection port nearest hub of IV catheter; constant ECG monitoring
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Adenosine

Onset of Action?

A

Adenosine Onset of Action:

  • Seconds
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Adenosine

Peak Effects?

A

Adenosine Peak Effects:

  • Seconds
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Adenosine

Duration of Action?

A

Adenosine Duration of Action:

  • 10 - 12 seconds (1/2 life of 5 seconds)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Adenosine

AZ Drug Box Minimum Supply?

A

Adenosine

AZ Drug Box Minimum Supply:

  • 18 mg
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Adenosine

Special Notes?

A

Adenosine Special Notes:

  • Dysrhythmias may recur (short half-life)
  • Second dose must be prepared and available
  • Check for crystallization in cold climates
How well did you know this?
1
Not at all
2
3
4
5
Perfectly