6 results
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Drugs that Impair ... Renal Potassium ... #Hyperkalemia #Pathophysiology ... #Pharmacology # ... Impaired #Potassium
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
bladder sensation, impaired ... sphincter tone: • Opiates ... decongestants) • Any drug ... #Medications #Drugs ... #pharmacology #
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... differential #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Uric Acid Homeostasis
In the liver, purines are metabolized to uric acid. The last step in purine
The gout drug pegloticase ... #Homeostasis #Gout ... #Pathophysiology ... #Pharmacology #
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... efflux increases out ... repolarization CLASS 3 - Potassium ... Antiarrhythmics #Pharmacology ... Classification #Classes #pathophysiology
Allopurinol Pharmacology Summary

Xanthine oxidase inhibitor blocking the formation of new uric acid
Initiate 1-2 days prior to
Allopurinol Pharmacology ... hypersensitivity Drug ... #Allopurinol #Pharmacology ... #pathophysiology ... #gout #uricacid