Amiodarone Flashcards
1
Q
Class
A
Antidysrhythmic
2
Q
Action
A
Prolongs refractory period.
Blocks Na+, Ca++ channels.
Alpha & Beta (adrenergic) blocker.
3
Q
Indication
A
Rapid ventricular rate in atrial arrhythmias:
- refractory PSVT
- atrial tach
- atrial fib
VF/ pulseless VT
Stable VT.
4
Q
Dose/Route
A
- Stable VT: 150mg over 10 min MR q 10 min followed by 1mg/min infusion.
- VF / Pulseless VT: 300mg rapid IVP MR 150mg in 3-5 min.
5
Q
Amiodarone
Peds dose
A
SVT / stable VT: 5mg/kg over 20 min
VF / Pulseless VT: 5mg/kg IV/IO
6
Q
Amiodarone
Contra
A
Hypersensitivity to the drug
2nd and 3rd degree heart blocks
Bradycardia
7
Q
Amiodarone
Adverse effects
A
CV= bradycardia, hypotension, negative inotropy Resp= pulmonary toxicity (pneumonitis, alveolitis) Skin= photosensitivity
8
Q
Amiodarone
Precautions
A
1) monitor EKG and vital signs
2) Slow or stop infusion if significant hypotension or bradycardia occurs
3) Ca channel blockers and beta blockers may potentiate sinus bradycardia, sinus arrest or AV block
9
Q
Amiodarone
Supplied
A
50mg/ml
