105 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 ... #BetaBlocker #Conversion
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm
Beta-Blockers 
• Decreases sympathetic hyperactivity 
• Partially blocks peripheral conversion
Thyroid Storm Beta-Blockers ... peripheral conversion ... • Decreases conversion ... Decrease peripheral conversion ... #Pharmacology #Medications
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
Bradycardia Diagnostic ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... Diagnosis #Management #Bradycardia
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Risk of reflex bradycardia ... , beta1 > beta2) ... • Higher doses cause ... cAMP/cGMP • Causes ... Summary #management #medications
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
surgery • Heart block ... Medications: ... • Beta blockers ... Spondylarthropathies Other causes ... differential #diagnosis #causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... of Relative Bradycardia ... • Infectious Causes ... : Beta-blockers, ... Dissociation #relative #bradycardia
Pharmacologic Treatment of Hypertensive Emergencies in Pregnancy
Drug - Dose range - Onset/oeak/duration - Side effects
 -
1st-degree heart block ... persistent fetal beta-blockade ... , tachycardia, nausea ... - Urapidil - Nausea ... #Pharmacology #Medications
Beta-Blocker Overdose/toxicity:

•	Bradycardia & hypotension (most common).
•	Myocardial depression & cardiogenic shock (severe overdoses). 
•	Ventricular dysrhythmias (Common with
Beta-Blocker Overdose ... toxicity: • Bradycardia ... involving lipophilic medications ... labetalol) #Beta-Blocker ... toxicity #poisoning # Bradycardia
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... Effects: • Sinus bradycardia ... , AV block, Heart ... exacerbation, Beta ... blocker withdrawal
Drugs causing hyperkalemia
 • Impaired release of renin: NSAIDs, Beta blockers, Cyclosporine, tacrolimus, Diabetes, Elderly
 •
renin: NSAIDs, Beta ... blockers, Cyclosporine ... Sodium Channel Blockers ... #hyperkalemia #medications ... #causes #differential