Amiodarone Flashcards
Amiodarone
Presentation
150mg in a 3ml ampoule.
Amiodarone
Use
Cardiac Arrest with persistent/shock resistant Ventricular Fibrillation/pulseless Ventricular Tachycardia, post 3rd shock (ANZCOR 2016). Critical Care Paramedic only Tachydysrhythmias including: SVT Nodal and Ventricular tachycardia Atrial flutter and fibrillation WPW syndrome .
Amiodarone
Type
Amiodarone has effects within the first four classes of the Vaughan-Williams classification. However it is primarily classified as a Class III antidysrhythmic agent that prolongs the action potential duration and hence the refractory period of atrial, nodal and ventricular tissue. It has characteristics of all Vaughan-Williams classes of antidysrhythmics.
Amiodarone
Dose
Cardiac Arrest
Adult:
300mg in 6ml IV/IO once only
Paediatric / Infant:
5mg/kg IV/IO once only
.
Amiodarone
Actions
Immediate onset, peak <10min, duration 30-60mins.
Amiodarone
Contraindications
NO CONTRAINDICATIONS IN CARDIAC ARREST.
Amiodarone
Adverse effects
Bradycardia Hypotension Polymorphic tachycardias Nausea Tremor Dizziness Paraesthesia Headaches .
Amiodarone
Precautions
Heart failure
Thyroid dysfunction
Amiodarone is only indicated for shock resistant or recurrent VF / pulseless VT
.