11 results
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... • Exogenous (KCL ... #differential #diagnosis ... pathophysiology #pharmacology ... #potassium #medications
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
, venlafaxine Antibiotics ... #differential #diagnosis ... #pharmacology # ... table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • NSAIDs • ACE ... • Recent IV potassium ... Beta blockers • Antibiotics ... #causes #potassium
For my UME micro course, I made a figure that captures this terminology and lets learners
will represent antibiotics ... could arrange all ... composite figure with all ... #antibiogram #pharmacology ... management #spectrum #table
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... • NSAIDs • ACE ... • Recent IV potassium ... Beta blockers • Antibiotics ... #causes #potassium
The 8 A’s — drugs that interact with warfarin
Antibiotics 
 - Most agents, but especially co-trimoxazole,
with warfarin Antibiotics ... Anti-inflammatory agents - All ... #Interactions #Table ... Mnemonic #8As #Pharmacology
First Generation Anti-Psychotics: Mechanisms and Side Effects
Typical/Conventional Anti-Psychotics - Examples: Haloperidol, Chlorpromazine

ACh M1 antagonist - Block
Chlorpromazine ACh ... Block action of ACh ... arterioles -> less able ... #SideEffects #pharmacology ... #diagnosis #psychiatry
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... NSAIDs, β-blockers, Antibiotics ... Elimination (see Table ... Ca-gluconate or 1g CaCl ... Management #Treatment #potassium
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
disequilibrium syndrome • Diagnosis ... Inhibitors of Na+K+2Cl ... Diuresis #Nephrology #Pharmacology ... #Medications #Table
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
pack. ❸ Remove all ... Important culprits: antibiotics ... as patient is stable ... Intraoperative #Checklist #Diagnosis