18 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
BlockersClass ... Blockers Class ... BlockersClass ... - Strong Medicine ... Summary #Table #pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Blockers: • MOA ... 1C: Strong Blockade ... 2 - Beta Blockers ... Blockers: • MOA ... Vaughan #Williams #Pharmacology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Blockers Subclasses ... - Strong Medicine ... #Blockers #ClassI ... Na #cardiology #pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Blockers: • MOA ... 1C: Strong Blockade ... Blockers: • MOA ... Antiarrhythmics #Pharmacology
Calcium Channel Blockers - Dihydropyridines vs Non-Dihydropyridines
Dihydropyridines (amlodipine, felodipine, nifedipine, nicardipine)
 • SVR: Decrease
 • Inotropy:
Calcium Channel ... Blockers - Dihydropyridines ... - Strong Medicine ... CCBs #Calcium #Channel ... NonDihydropyridines #pharmacology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... Blockers - Indications ... - Strong Medicine ... #Blockers #pharmacology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Ib, Ic) - Na+ Channel ... III - K+ Channel ... Eric Strong @DrEricStrong ... - Strong Medicine ... #cardiology #pharmacology
Lidocaine HCl - sodium channel blocker. Local anesthetic and class 1B antiarrhythmic. Originally developed in 1943
Lidocaine HCl - sodium channel ... blocker. ... anesthetic and class ... #Pharmacology #Lidocaine
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Common sodium channel ... blockers which ... Amantadine Beta Blockers ... widening #ECG #EKG #Pharmacology ... Differential #Drugs #Classes
Causes of Peripheral Edema - Differential Diagnosis
Increased Hydrostatic Pressure
 • Volume Expansion: Kidney failure, Pregnancy, Medication
Causes of Peripheral ... Dihydropyridine Ca2+ channel ... blockers Decreased ... Eric Strong @DrEricStrong ... - Strong Medicine