Vaughan Williams Classifications Flashcards
1
Q
Class I
A
Agents interfere with the sodium channel
2
Q
Class II
A
Agents are anti-sympathetic agents, most are beta blockers
3
Q
Class III
A
Agents effect the potassium efflux
4
Q
Class IV
A
Agents effect the calcium channels and the AV node
5
Q
Class V
A
Agents work by other or unknown mechanisms
6
Q
Class V prehospital drugs
A
Adenosine
Mag Sulfate
7
Q
Class IV Prehospital Drugs
A
Diltiazem (calcium channel blocker)
8
Q
Class III Prehospital Drugs
A
Amiodarone (has class I,II,III & IV activity)
