18 results
Key Characteristics of Old and New Potassium-Binding Agents

- Dr. Edgar V. Lerma https://twitter.com/edgarvlermamd

#Potassium #Binding #KBinders #Kayexelate
edgarvlermamd #Potassium ... Kayexelate #Comparison #Table ... #Pharmacology # ... Patiromer #HyperKalemia ... #Nephrology #Agents
Potassium Binders for Management of Hyperkalemia
 • SPS - Sodium polystyrene sulfonate
 • Patiromer (veltassa)
 •
Potassium Binders ... polystyrene sulfonate • Patiromer ... Hyperkalemia #treatment #pharmacology ... #table #comparison ... #nephrology
Veltassa (Patiromer) 
MECHANISM: Potassium Binder 
INDICATION: Treatment of Hyperkalemia 
FORMULATION: Powder for oral suspension 
DOSING: 8.4
Veltassa (Patiromer ... ) MECHANISM: Potassium ... needed, based on K ... ACE inhibitors, ... #Hyperkalemia #Pharmacology
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... ; hypokalemia Patiromer ... of aspiration #Potassium ... #medications #pharmacology ... #table #comparison
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... Aldosterone Release: ACE ... Decreased Na, K-ATPase ... Pathophysiology #Pharmacology ... #Impaired #Potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Angiotensin-converting enzyme (ACE ... Increased EC shift of K ... • Exogenous (KCL ... pathophysiology #pharmacology ... #potassium #medications
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... • Low Urine Cl ... • High Urine Cl ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology
Diuretic Electrolyte Excretion Effects 
Diuresis, Na+, K+, Mg2+, Ca2+, Cl-, HCO3-, Uric Acid
 - Thiazide Type
Diuresis, Na+, K+ ... , Mg2+, Ca2+, Cl ... electrolytes #effects #pharmacology ... #comparison #table
Summary of Diuretic Agents 
Subclass, Drug, Mechanism of Action, Effects, Clinical Applications, Pharmacokinetics, Toxicities, Interaction
CARBONIC ANHYDRASE
Chlorthalidone POTASSIUM-SPARING ... #Medications #Pharmacology ... #summary #table ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Digoxin • K ... • NSAIDs • ACE ... • Recent IV potassium ... diagnosis #causes #potassium ... #high #nephrology