12 results
Digoxin 101 - Pharmacology
Indications:

1) Tachyarrhythmias 
 • Atrial Fibrillation, Atrial Flutter, Supraventricular Tachycardias
 • ↑ Vagal
Digoxin 101 - Pharmacology ... leads to AV nodal delay ... thematttsai #Digoxin ... #Pharmacology # ... cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... ATPase Pump - Digoxin ... Exchanger - When digoxin ... #Pharmacology # ... Pathophysiology #cardiology
Heart Failure Medications Summary
Inhibitors of the Renin-Angiotensin System:
 • ACE Inhibitors: Benazepril, Captopril, Enalapril, Lisinopril, Quinapril,
Inotropes: • Digoxin ... , Digitoxin Heart ... Medications #CHF #cardiology ... #pharmacology
Amiodarone Toxicity and Monitoring

Tremor Ataxia 
Ocular neuritis 
Corneal Microdeposits 
Bradycardia 
Pulmonary fibrosis 
Hepatotoxicity 
Blue-gray skin
life = 60 days *delays ... - Key DDI: digoxin ... Diagnosis #Management #Pharmacology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
and tachycardia Digoxin ... wort - Decreases digoxin ... Interacts with digoxin ... supplementals #herbal #pharmacology ... #DDI #table #cardiology
Digoxin Dosing - Pharmacology

Loading: 0.5 mg IV followed by 0.25 mg IV q6h x 2
Maintenance: 0.125
Digoxin Dosing - ... Pharmacology Loading ... once daily #Digoxin ... #Dosing #Pharmacology ... #maintenance #cardiology
Acute Atrial Fibrillation - Initial Options for Rate Control
Diltiazem IV
 •  Rapid onset and rapidly
long-term oral use Digoxin ... Rate #Control #pharmacology ... #management #cardiology
Heart Failure (HFrEF) Treatment - GDMT for stage C 

For patients with Heart Failure with REDUCED
also consider digoxin ... HeartFailure #HFrEF #Pharmacology ... Treatment #StageC #Cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... out K+ efflux • Delays ... ↑ QT interval (delays ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
↑ QT interval (delays ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... pathophysiology #cardiology