Medication 7-033 - Adenosine (Adenocard)

CMH EMS & MIH Protocols

Scope of Practice:

• Registered Nurse
• Paramedic
• Community Paramedic

Route(s):

• IO, IV,

Pharmacodynamics (class and mechanism of action):

• Antiarrhythmic (slows AV conduction).

Pharmacokinetics:

• Half-life: less than 10 seconds.
• Onset time: Immediate.
• Peak action time: Immediate.
• Duration of action: Unknown.

• Peak	1	seconds
  Duration	1	seconds

Dosing:

• Refer to specific protocol(s) below for dose(s).

Indications:

• Protocol 2-858 - Supraventricular Tachycardia.
• Protocol 2-946 - Ventricular Tachycardia.

Contraindications:

• 2nd or 3rd degree heart block.
• Sick Sinus Syndrome.
• Non-cardiac-related Tachycardia (i.e. hypovolemia, dehydration, etc.).

Pregnancy Risk Factor:

• Category C
• Risk not ruled out: Animal reproduction studies have shown an adverse effect on the fetus and there are no adequate and well-controlled studies in humans, but potential benefits may warrant use of the drug in pregnant women despite potential risks. FDA requires a relatively large amount of high-quality data on a pharmaceutical for it to be defined as Pregnancy Category A. As a result of this, many drugs that would be considered Pregnancy Category A in other countries are allocated to Category C by the FDA.

Potential Incompatibilities:

• NA.

Precautions and Adverse Effects:

• Arrhythmias, including blocks, are common at the time of Cardioversion.
• Use caution in patients with Asthma.
• May cause flushing, headache, Shortness of Breath, dizziness, Nausea, sense of impending doom, Chest Pressure, and/or numbness.
• May be a brief episode of asystole after administration.

Antidote:

• NA.

Controlled Substance Information:

• Not a scheduled drug
• The DEA and FDA have not identified this drug with a schedule classification.
• DEA number: NA.
• Narcotic: No.
• Street names: NA.

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Polk, Hickory, Cedar, & St Clair County EMS Protocols is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.