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ClinicalTrials.gov public records Last synced Nov 10, 2026, 2:06 PM EST

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Showing 1–24 of 256 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Calculi, Renal Clear all
Completed Not applicable Interventional

Ureteral Stent Placement After Ureteroscopy for Renal Stones: A Randomized Controlled Trial

NCT03855787
View directory record Official record
Conditions
Kidney Calculi
Interventions
Ureteroscopy
Procedure
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
6
States / cities
Los Angeles, California • Sacramento, California • San Diego, California + 3 more
Source: ClinicalTrials.gov public record
Updated May 29, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Phase 2 Interventional Results available

The Effect of Sodium-glucose Cotransporter (SGLT) 2 Inhibitors on Cystine Stone Formation: A Preliminary Study

NCT04818034
View directory record Official record
Conditions
Cystinuria
Interventions
Dapagliflozin
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 16, 2025 · Synced Nov 10, 2026, 2:06 PM EST
Completed Phase 4 Interventional Results available

Pathogenesis of Uric Acid Nephrolithiasis: Role of Pioglitazone/Weight Loss

NCT04370093
View directory record Official record
Conditions
Nephrolithiasis, Uric Acid
Interventions
Pioglitazone 45 mg, Weight Loss, Pioglitazone + Weight Loss
Drug · Behavioral · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Oxalate and Innate Immunity in Kidney Stone Disease

NCT04051346
View directory record Official record
Conditions
Kidney Stone
Interventions
Low Oxalate Diet, High Oxalate Diet
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 26, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed No phase listed Observational

Natural History of Patients With PH3 and a History of Stone Events

NCT04542590
View directory record Official record
Conditions
Primary Hyperoxaluria Type 3
Interventions
Not listed
Lead sponsor
Dicerna Pharmaceuticals, Inc., a Novo Nordisk company
Industry
Eligibility
2 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2024 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Results available

Intraoperative Cone-beam CT for Percutaneous Nephrolithotomy

NCT04556396
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 6, 2024 · Synced Nov 10, 2026, 2:06 PM EST
Completed No phase listed Observational

Evaluation of Infection in Obstructing Urolithiasis

NCT04332861
View directory record Official record
Conditions
Kidney Stone, Kidney Calculi, Urinary Tract Obstruction, Infection, Sepsis
Interventions
Initial clinical and laboratory evaluation
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
477 participants
Timeline
2019 – 2020
U.S. locations
2
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 13, 2023 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional

Renogram Study With Percutaneous Nephrolithotomy (PERC): Alterations in Renal Blood Flow as a Consequence of PERC

NCT00169741
View directory record Official record
Conditions
Renal Calculi
Interventions
Renogram
Other
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2016
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 23, 2016 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

AR Projections for Eye-gaze Evaluation in Phantoms

NCT07161024
View directory record Official record
Conditions
Kidney Stones
Interventions
Augmented reality
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
13 Years and older
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 20, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Phase 1Phase 2 Interventional

Pharmacokinetic, Safety and Efficacy Study of OMS201 in Subjects Undergoing Retrograde Ureteroscopic Removal of Upper Urinary Tract Stones

NCT00857090
View directory record Official record
Conditions
Urinary Calculi, Urinary Stones, Urinary Tract Stones, Renal Calculi, Kidney Stones
Interventions
OMS201, Vehicle
Drug
Lead sponsor
Omeros Corporation
Industry
Eligibility
18 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Orange, California • Denver, Colorado • Nasville, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Oct 12, 2012 · Synced Nov 10, 2026, 2:06 PM EST
Terminated No phase listed Observational

Study to Determine if There Are Specific Clinical Factors to Determine Stent Encrustation

NCT00581178
View directory record Official record
Conditions
Kidney Stones
Interventions
Not listed
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Orange, California
Source: ClinicalTrials.gov public record
Updated Jun 26, 2013 · Synced Nov 10, 2026, 2:06 PM EST
Not listed Phase 4 Interventional

Struvite Stones Antibiotic Study

NCT02375295
View directory record Official record
Conditions
Kidney Stones
Interventions
ciprofloxacin, cotrimoxazole-trimethoprim, macrodantin
Drug
Lead sponsor
University of British Columbia
Other
Eligibility
19 Years and older
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
11
States / cities
Scottsdale, Arizona • San Diego, California • Baltimore, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated May 17, 2022 · Synced Nov 10, 2026, 2:06 PM EST
Completed Phase 2 Interventional

Study of ALLN-177 in Patients Aged 12 Years or Older With Enteric or Primary Hyperoxaluria and Hyperoxalemia

NCT03391804
View directory record Official record
Conditions
Enteric Hyperoxaluria, Primary Hyperoxaluria, Hyperoxalemia
Interventions
ALLN-177
Drug
Lead sponsor
Allena Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
4
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • New Haven, Connecticut + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2020 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Assessment of Endogenous Oxalate Synthesis

NCT05229952
View directory record Official record
Conditions
Healthy, Kidney Stone, Obesity
Interventions
Low-oxalate controlled diet, Primed, continuous intravenous infusion of 13C2-oxalate
Dietary Supplement · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 75 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated May 13, 2025 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Oxalobacter Formigenes Colonization and Urinary Oxalate Excretion

NCT03752684
View directory record Official record
Conditions
Calcium Oxalate Urolithiasis
Interventions
Moderately high oxalate/low calcium diet non-colonized, Oxalobacter formigenes, Moderately high oxalate/low calcium diet colonized
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jan 30, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Influence of Obesity on Oxalate Metabolism and Handling in Calcium Oxalate Stone Formers

NCT04333745
View directory record Official record
Conditions
Kidney Stone
Interventions
Controlled Diet, Carbon-13 Oxalate and Sucralose Ingestion
Other · Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
2
States / cities
Birmingham, Alabama • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers

The Role of Ureteral Stenting Following Uncomplicated Ureteroscopy for Ureteral and Renal Stones: A Randomized, Controlled Trial

NCT03130907
View directory record Official record
Conditions
Ureteroscopy
Interventions
Placement of ureteral stent
Device
Lead sponsor
San Antonio Uniformed Services Health Education Consortium
Federal
Eligibility
18 Years to 89 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2020 · Synced Nov 10, 2026, 2:06 PM EST
Withdrawn Not applicable Interventional

A Study Comparing a Disposable Flexible Cystoscope With Reusable Scopes in Adult Patients.

NCT06422312
View directory record Official record
Conditions
Bladder Cancer, Bladder Stone, Bladder Outlet Obstruction, Renal Stone, Renal Disease
Interventions
Cystoscopy with RedPine flexible disposable cystoscope, Cystoscopy with standard of care flexible reusable scope
Device
Lead sponsor
Guangzhou Red Pine Medical Instrument Co., Ltd.
Industry
Eligibility
18 Years to 120 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
3
States / cities
Hersey, Pennsylvania • Dallas, Texas • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 4, 2025 · Synced Nov 10, 2026, 2:06 PM EST
Active, not recruiting Not applicable Interventional

Methocarbamol vs Oxybutynin for Management of Pain and Discomfort S/P Ureteroscopy Procedure

NCT05100017
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Not applicable Interventional Accepts healthy volunteers Results available

Eye Gaze Guidance Evaluation in Phantoms

NCT07174479
View directory record Official record
Conditions
Kidney Stones
Interventions
Augmented reality
Device
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated May 22, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Influence of Obesity on Endogenous Oxalate Synthesis

NCT03704350
View directory record Official record
Conditions
Kidney Stone
Interventions
controlled diet
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Mar 19, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Recruiting No phase listed Observational

Monogenic Kidney Stone - Genetic Testing

NCT03305835
View directory record Official record
Conditions
Rare Kidney Stone Diseases
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Completed Phase 4 Interventional Accepts healthy volunteers Results available

A Novel Approach for Reducing Hyperoxaluria and Kidney Stone Risk.

NCT06481150
View directory record Official record
Conditions
Hyperoxaluria
Interventions
Tenapanor, Placebo
Drug · Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 7, 2026 · Synced Nov 10, 2026, 2:06 PM EST
Not yet recruiting Phase 1Phase 2 Interventional

Sodium Bicarbonate as an Alternative to Potassium Citrate for Kidney Stones

NCT07408076
View directory record Official record
Conditions
Kidney Stones, Urolithiasis, Hypocitraturia, Nephrolithiasis
Interventions
Potassium Citrate, Sodium Bicarbonate
Drug
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
4
States / cities
Los Angeles, California • Sacramento, California • San Diego, California + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced Nov 10, 2026, 2:06 PM EST