204 results
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pathophysiology 1) Na ... action of the Na ... increase. 2) The Na ... digoxin blocks the Na ... increase, the Na
Phosphate Electrolyte Repletion
Oral: Neutra-Phos, Neutra-Phos-K, K-Phos Neutral (Na and K Phos)
Intravenous: Potassium Phosphate, Sodium Phosphate

Satya Patel
K-Phos Neutral (Na ... Intravenous: Potassium
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... Beta-Blockers Decreased Na ... Pharmacology #Impaired #Potassium
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
diuretics: • Inhibit Na ... diuretics: • Inhibit Na ... Piretanide Potassium ... diuretics: • Inhibit Na ... diuretics: • Promote Na
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Stimulation of Na ... Algorithm #causes #potassium
EKG CHANGES AS A RESULT OF CHANGES IN NA OR K CHANNEL CONDUCTION - GRAPHIC BY
OF CHANGES IN NA ... #NaK #Sodium #Potassium
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
hypersensitization of the Na-K ... • Treatment: Potassium ... hyperthyroidism, Potassium
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Depolarization: • Na ... leading to a rapid Na ... Repolarization: • Na ... MOA: Block fast Na ... repolarization CLASS 3 - Potassium
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
MOA: Block fast Na ... categories based on Na ... repolarization CLASS 3 - Potassium ... receptors, and Ca & Na
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
Vomiting: urine Na ... Laxative: urine Na ... mmol, with urine Na ... correcting serum potassium