Increased Spironolactone Dosing in Acute Heart Failure Alters Potassium Homeostasis but Does Not Enhance Decongestion
Natov P, Ivey-Miranda J, Cox Z, Rao V, Butler J, Konstam M, Kiernan M, Kapur N, Testani J. Increased Spironolactone Dosing in Acute Heart Failure Alters Potassium Homeostasis but Does Not Enhance Decongestion. Journal Of Cardiac Failure 2024, 30: 1522-1526. PMID: 38986838, DOI: 10.1016/j.cardfail.2024.06.008.Peer-Reviewed Original ResearchBaseline serum potassiumAcute heart failureSerum potassiumSpironolactone treatmentTreatment armsHeart failureBaseline serum potassium levelsNatriuretic peptide levelsTreated with spironolactoneSerum potassium levelsSpironolactone-treated patientsNet fluid lossRenal potassium handlingPost hoc analysisEnhance decongestionSpironolactone dosePotassium wastingUrine outputClinical congestionTreatment startPotassium handlingPotassium replacementPotassium supplementationPharmacodynamic effectsSurrogate marker