71 results
Beta blocker Conversion Table- Carvedilol, Metoprolol and Bisoprolol Equivalents
Converting between Beta-Blockers: Carvedilol, Metoprolol and Bisoprolol

#Pharmacology #Cardiology
Beta blocker Conversion ... Converting between Beta-Blockers ... #Pharmacology #Cardiology ... #BetaBlocker #Conversion
ECG Changes with Potassium Imbalance
 - Normokalemia
 - Hypokalemia
 - Hyperkalemia

#Hypokalemia #Hyperkalemia #ECG #potassium #cardiology #ekg
ECG Changes with Potassium ... - Hyperkalemia ... #Hypokalemia # ... Hyperkalemia #ECG ... #potassium #cardiology
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
, Hypokalemia, Erectile ... antagonists (MRA) - Hyperkalemia ... higher risk of hyperkalemia ... - Pregnancy, Hyperkalemia ... statins, digoxin) Beta
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... inhibition (NSAIDs, Beta-Blockers ... Sodium-channel blockers ... MunerMohamed1 #hyperkalemia ... #pharmacology #potassium
Hyperkalemia - Differential Diagnosis - Impaired Excretion vs Redistribution

Impaired Urinary Excretion 
 - Renal failure
 -
Hyperkalemia - Differential ... Medications - Beta ... blockers - Calcineurin ... - Exercise - Hyperkalemic ... DrEricStrong #Hyperkalemia
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm
Beta-Blockers 
• Decreases sympathetic hyperactivity 
• Partially blocks peripheral conversion
Thyroid Storm Beta-Blockers ... • Partially blocks ... peripheral conversion ... • Decreases conversion ... Decrease peripheral conversion
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... Release: NSAIDs, Beta-Blockers ... happypillsrx/ #Hyperkalemia ... Pharmacology #Impaired #Potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... • Beta blockers ... cell membrane - Beta ... adrenergic receptor blockers ... diagnosis #causes #potassium
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... calcium channel blockers ... TREATMENT - Drugs (beta-blockers ... Electrolytes (hyperkalemia
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... bradycardia, AV block ... exacerbation, Beta ... blocker withdrawal ... Facilitation of hyperkalemia