2744 results
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... • Class 1a (quinidine ... TorsadesdePointes #TDP #Management
Rifampin Drug Interactions and Monitoring
Rifampin Drug Interactions of Major Clinical Significance:
Oral anticoagulants, Oral contraceptives, Cyclosporine, Digitoxin,
triazolam, Phenytoin, Quinidine ... #pharmacology #management
Hydroxychloroquine - Toxicology

 • Hydroxychloroquine (HCQ) is classified as an aminoquinoline (Antimalarial) agent.
 • It is
• It is a quinine ... Toxicology #diagnosis #management
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
sotalol, flecainide, quinidine ... Chloroquine, mefloquine, quinine
Drugs Implicated in Hemolytic Anemia
 • Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
, Probenciden, Quinidine ... , Quinine, Probenecid
Quinidine produces the following ECG changes:
1. Prolongation of Q-T interval:
2. Prolongation of QRS complex:
3. Prominent V
Quinidine produces ... Cardiology #ECG #EKG #Quinidine
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Procainamide, Quinidine
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
(procainamide, quinidine
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Side Effects la - Quinidine
Antiarrhythmic Drug Classes 
IA: "Police Department Questions 
IB: Liquored Man 
IC: For Peeing, 
Ill: After Drinking
Procainamide Disopyramide Quinidine