New medications to help with fluid buildup when current diuretics stop working

Preclinical validation of Kir4.1/5.1 inhibitors for overcoming diuretic resistance

NIH-funded research Vanderbilt University Medical Center · NIH-11137816

This research is developing new medications to help patients with heart failure, kidney disease, or liver disease who experience fluid buildup that doesn't respond to standard diuretic treatments.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVanderbilt University Medical Center NIH-funded
Lab location1 site (Nashville, United States)
Project IDNIH-11137816 on NIH RePORTER

What this research studies

Many patients with conditions like heart failure, kidney disease, or liver disease experience uncomfortable and dangerous fluid buildup, called edema. While common medications called loop diuretics often help, over time, the body can adapt, making these drugs less effective. This project aims to find new ways to help the body get rid of excess fluid by targeting specific channels in the kidneys. We are working to develop and test new medications that could overcome this resistance, offering a new option for patients when current treatments are no longer enough.

Who could benefit from this research

Good fit: This research is focused on developing treatments for patients with congestive heart failure, chronic kidney disease, or chronic liver disease who experience diuretic resistance and persistent fluid buildup.

Not a fit: Patients who do not experience fluid retention or whose fluid retention responds well to current diuretic therapies may not directly benefit from this specific research.

Why it matters

Potential benefit: If successful, this research could lead to new and more effective treatments for patients suffering from fluid retention due to heart, kidney, or liver conditions, especially when existing diuretics are no longer working well.

How similar studies have performed: This approach explores a novel mechanism for diuretic action, building on a decade of emerging understanding of Kir4.1/5.1 channels, suggesting it is a new and untested strategy.

Where this research is happening

Nashville, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.