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World J Meta-Anal. Mar 18, 2026; 14(1): 118496
Published online Mar 18, 2026. doi: 10.13105/wjma.v14.i1.118496
Adjunctive pharmacologic therapies for diuretic resistance in acute decompensated heart failure: Systematic review of randomized trials
Vaishvik Patel, Rabia Zameer, Beesham Kumar, Mehta Das
Vaishvik Patel, Department of Internal Medicine, UConn Health, Farmington, CT 06030, United States
Rabia Zameer, Department of Internal Medicine, Internal Medicine Residency (PGY-2), Larkin Community Hospital, Miami, FL 33143, United States
Rabia Zameer, Department of Internal Medicine, Fatima Jinnah Medical College, Lahore 54000, Punjab, Pakistan
Beesham Kumar, Department of Internal Medicine, Jinnah Medical and Dental College, Karachi 75500, Sindh, Pakistan
Mehta Das, Department of Internal Medicine, Kabul Medical University, Kabul 100310, Afghanistan
Author contributions: Patel V and Das M contributed to the conception and design of the study; Patel V led the literature search, data extraction, and analysis; Zameer R contributed to data acquisition, study selection, and critical appraisal of included trials; Kumar B assisted in data organization, verification of extracted outcomes, and manuscript drafting; Das M provided senior supervision, critical revision of the manuscript for important intellectual content, and overall guidance. All authors participated in drafting or critically revising the manuscript, approved the final version for publication, and agree to be accountable for all aspects of the work in accordance with ICMJE authorship criteria.
Conflict-of-interest statement: The authors declare that there are no conflicts of interest related to this study.
PRISMA 2009 Checklist statement: The authors have read the PRISMA 2009 Checklist, and the manuscript was prepared and revised according to the PRISMA 2009 Checklist.
Corresponding author: Mehta Das, MBBS, Associate Professor, FCPS, Department of Internal Medicine, Kabul Medical University, Ataturk Road, Jamal Mina, District 3, Kabul 100310, Afghanistan. mehtadas91@gmail.com
Received: January 4, 2026
Revised: January 30, 2026
Accepted: February 24, 2026
Published online: March 18, 2026
Processing time: 65 Days and 20.9 Hours
Core Tip

Core Tip: Diuretic resistance remains a major obstacle to effective decongestion in acute decompensated heart failure (HF). This systematic review synthesizes randomized controlled trial evidence evaluating adjunctive pharmacologic therapies added to loop diuretics. Therapies targeting proximal tubular sodium handling, particularly acetazolamide, consistently improve decongestion and natriuresis without excess renal risk. Thiazide diuretics, which act at the distal convoluted tubule, enhance diuretic response but increase the risk of renal dysfunction and therefore require cautious use. Sodium-glucose cotransporter 2 inhibitors offer modest diuretic effects, reduce worsening HF events, and provide benefits that are not limited by baseline kidney function. In contrast, older adjuncts such as dopamine, nesiritide, and high-dose spironolactone show no clinical benefit in overcoming acute diuretic resistance.