30 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Vaughan Williams Classification ... - Summary Table ... are beta blockers ... #Medications #Classification ... #Summary #Table
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
- Pharmacology Summary ... mild alpha (5-10 mcg ... CO • a (>10 mcg ... cAMP/cGMP • Causes ... #Pharmacology #Summary
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... : • MOA: Block ... 2 - Beta Blockers ... alpha & beta adrenergic ... #Pharmacology #Classification
Antihypertensive Drugs - Summary
Diuretics:
 • Thiazide type: Chlorothiazide, Hydrochlorothiazide
 • Thiazide-like: Chlorthalidone, Indapamide, Metolazone
 • Loop
Antihypertensive Drugs - Summary ... Drugs: • β1 Blockers ... Renin-Angiotensin System: • ACE ... #medications #summary ... #table
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology Summary ... Vaughan Williams Classification ... 2 - Beta Blockers ... alpha & beta adrenergic ... #Pharmacology #Classification
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... before dropped beat ... HeartBlocks #Types #Classification ... #degrees #summary ... electrocardiogram #ecg
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... LMW heparin - ACE-I ... - NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #differential #causes
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
sodium channel blockers ... - Amantadine Beta ... Blockers: - ... QRS #widening #ECG ... Differential #Drugs #Classes
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
ARB, diabetes) ACE ... statins, digoxin) Beta ... Blockers - Asthma ... , AV block (grade ... contraindications #table