1. Antidysrhythmics - practice material pharm PDF

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Antidysrhythmics I Cardiac Pharmacology

Class

Drug Name

Mainly for

Class 1 Sodium-channel blockers

Procainamide & Lidocaine

Class 2 Beta blockers

Propranolol

Class 3 Potassium-channel blockers

Amiodarone

Class 4 Calcium-channel blockers

Verapamil Diltiazem Nifedipine

Others

Adenosine

SVT

Digoxin (cardiac glycoside)

A Fib

Atropine (anticholinergic)

Symptomatic Bradycardia

Image of ECG Strip

V Tach & V Fib

Atrial Fibrillation Atrial Flutter HTN (hypertension)

V Tach & V Fib

Atrial Fibrillation Atrial Flutter HTN (hypertension)

Top Missed Question Which drugs do we teach slow position changes due to orthostatic hypotension? Select all that apply.

Dizziness

1. Atenolol

Teach SLOW position changes

2. Atropine

?

3. Amiodarone 4. Amlodipine 6. Diltiazem

When BP is LOW - we got to go SLOW!

7. Furosemide

MEMORY TRICK Think ABCD start on TOP of the heart affecting atrial rhythms. Think LAP like in your lap, since these drugs affect ventricular rhythms.

A B

Drug Name

Indication & Key Terms:

Atropine

Symptomatic Bradycardia

Adenosine

SVT (supraventricular tachycardia)

Beta Blockers

Hypertension, SVT, Tachycardia, A fib & A flutter SE: LoL = Low BP, Low HR, bronchospasm

“Propranolol”

C

Ca Channel Blockers

D

Digoxin

“Verapamil” “Diltiazem”

Hypertension, SVT, Tachycardia, A fib & A flutter SE: Low BP, Low HR, dizziness A fib & Heart Failure SE: Toxicity (NV, Vision changes)

L

Drug Name

Indication & Key Terms:

Lidocaine

V Tach & V Fib SE: Low BP, Low Platelets

Amiodarone

V Tach & V Fib SE: Low BP, Low HR, Pulmonary TOXICITY!!!

Procainamide

V Tach SE: Low BP, Low Platelets

SA node AV node

A P

LO W

N O RMAL H I GH

5. Digoxin...