7 results
Pharmacology of diuretics

Acetazolamide, Loop diuretics, Thiazide‐like diuretics, MRA, Amiloride

Site of Action, Maximum Dose, Half-Life, Onset, Bioavailability,
Acetazolamide, Loop ... Half-Life, Onset, Bioavailability ... , Absorption # ... #Comparison #Table ... HalfLife #Dosing #Loop
Diuretic Electrolyte Excretion Effects 
Diuresis, Na+, K+, Mg2+, Ca2+, Cl-, HCO3-, Uric Acid
 - Thiazide Type
Excretion Effects ... Acid - Thiazide Type ... - Loop - Aldosterone ... #electrolytes #effects ... #pharmacology #comparison
Thiazide
diuretics
Carbonic anhydrase
inhibitors
(e.g., acetazolamide)
Nat-Cl symport
Na and HCO;-
reabsorption
Aldosterone
antagonists
(e.g., spironolactone)
Nat channel
(indirect effect)
Loop diuretics (e.g., furosemide)
Amiloride,
#triamterene
Nat-K+-2CF symport
Na channel
(direct effect)
#NaCI reabsorption
Thiazide diuretics ... channel (indirect effect ... ) Loop diuretics ... channel (direct effect ... ) #NaCI reabsorption
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Metolazone Loop ... • Inhibit Na+ reabsorption ... as no effect on ... sodium reabsorption ... nephrology #conversion #loop
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
• Thiazide or loop ... diuretics after ... effect has dissipated ... syndrome (11-ß HSD type ... in loop of Henle
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Aldosterone, RTA Type ... Ureterojejunostomy (reabsorption ... (IV loop diuretic ... acetazolamide) - IV loop ... diuretic (lasix
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Remote use of loop ... or thiazide diuretics ... pressure: Active diuretic ... mineralocorticoid-like effect ... acidosis-induced decreased reabsorption