Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 23, 2026, 6:39 AM EDT

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Showing 1–24 of 254 matching trials from the live ClinicalTrials.gov search.
Conditions
Kidney Stones
Interventions
chlorthalidone, Hydrochlorothiazide
Drug
Lead sponsor
VA New York Harbor Healthcare System
Federal
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Conditions
Nephrolithiasis
Interventions
Suctioning-UAS, Non-suctioning-UAS
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
New York, New York
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Oxalate Formation From Ascorbic Acid

NCT04603898
Conditions
Kidney Stone
Interventions
Low Oxalate Diet, Carbon-13 Ascorbic Acid Oral Load
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years and older
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Recruiting Early Phase 1 Interventional

NSAIDs Stent Study

NCT03638999
Conditions
Ureteral Stent Placement, Kidney Stone
Interventions
Ketorolac Trometamol 30Mg/1mL Injection, Normal saline
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Recruiting Not applicable Interventional

FANS vs CVAC for Medium to Large Stones

NCT07514351
Conditions
Kidney Stones, Nephrolithiasis
Interventions
ureteroscopy, CVAC
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
159 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Nephrolithiasis, Calcium Oxalate, Nephrolithiasis, Calcium Phosphate
Interventions
Tolvaptan, Placebo
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Phase 4 Interventional Results available

Tamsulosin for Urolithiasis in the Emergency Dept

NCT00382265
Conditions
Ureterolithiases
Interventions
tamsulosin, Placebo
Drug · Other
Lead sponsor
Andrew Meltzer
Other
Eligibility
18 Years and older
Enrollment
512 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2017
U.S. locations
4
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Philadelphia, Pennsylvania + 1 more
Conditions
Kidney Stones, Nephrolithiasis, Urolithiasis, Ureter Stones
Interventions
Verasonics Data Acquisition System (VDAS)
Device
Lead sponsor
University of Washington
Other
Eligibility
21 Years and older
Enrollment
219 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2026
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Kidney Calculi, Kidney Diseases, Nephrolithiasis, Urolithiasis, Ureteral Diseases, Ureteral Calculi
Interventions
Methocarbamol, Oxybutynin
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Not yet recruiting No phase listed Observational

Modified SOLTIVE Study

NCT07838077
Conditions
Calculi, Renal, Calculi, Urinary, Benign Prostatic Hyperplasia
Interventions
SOLTIVE Premium SuperPulsed Laser System
Device
Lead sponsor
Olympus Corporation of the Americas
Industry
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Kansas City, Kansas
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Meditation Effects on Discomfort, Pain InTerference, and AnxieTy After urEteroscopy

NCT06783946
Conditions
Kidney Stone, Pain, Postoperative, Anxiety Postoperative
Interventions
Meditation
Behavioral
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
12 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Results available

Intraoperative Cone-beam CT for Percutaneous Nephrolithotomy

NCT04556396
Conditions
Nephrolithiasis
Interventions
Cone beam CT
Diagnostic Test
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Maywood, Illinois
Recruiting Not applicable Interventional Accepts healthy volunteers

Oxalate-Driven Host Responses in Kidney Stone Disease

NCT05417568
Conditions
Kidney Stones
Interventions
Low Oxalate Diet, High Oxalate Diet
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 60 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Enrolling by invitation Not applicable Interventional

Comparison of Holmium Laser and Thulium Laser for Mini PCNL

NCT06266793
Conditions
Nephrolithiasis, Percutaneous Nephrolithotomy
Interventions
Holmium Laser, Thulium Laser
Device
Lead sponsor
MaineHealth
Other
Eligibility
21 Years to 90 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Portland, Maine
Recruiting Not applicable Interventional

Tract Closure in PCNL

NCT07668817
Conditions
Nephrolithiasis
Interventions
Floseal, Surgicel, Surgiflo, Balloon Tamponade
Device · Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Renal Calculi
Interventions
MOSES laser system
Device
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years to 80 Years
Enrollment
2 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Albany, New York
Conditions
Kidney Calculi
Interventions
MOSES
Device
Lead sponsor
Indiana University
Other
Eligibility
18 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Recruiting Early Phase 1 Interventional

SGLT2i in Kidney Stones

NCT07055282
Conditions
Kidney Stones
Interventions
Empagliflozin (Jardiance®)
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Kidney Stone
Interventions
Flowmax, placebo
Drug
Lead sponsor
WellSpan Health
Other
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
York, Pennsylvania
Conditions
Stone, Kidney
Interventions
mHealth (GetWell), Standard Care
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Uric Acid Nephrolithiasis
Interventions
123I-BMIPP, 99mTc-MAG3
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
2
States / cities
Dallas, Texas
Conditions
Cystinuria
Interventions
Tolvaptan
Drug
Lead sponsor
Caleb Nelson
Other
Eligibility
12 Years to 29 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Effect of Apple Cider Vinegar Supplementation on 24-hour Urine Chemistry in Adults

NCT07389226
Conditions
Kidney Stones, Urine Specimen Collection
Interventions
Apple Cider Vinegar
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Prostate Cancer, Benign Prostatic Hypertrophy, Bladder Stones, Kidney Stones
Interventions
NV-VPAC1 PCa Urine Diagnostic Test
Diagnostic Test
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Murray, Utah