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ClinicalTrials.gov public records Last synced Oct 22, 2026, 5:09 AM EDT

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Showing 1–24 of 292 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Calculi Clear all
Completed Not applicable Interventional

A Dietary Source of Potassium Citrate to Resolve Hypocitraturia and Aciduria in Patients With Kidney Stones

NCT03984409
View directory record Official record
Conditions
Kidney Calculi
Interventions
Kroger low calorie orange juice beverage
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 75 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
2
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 19, 2020 · Synced Oct 22, 2026, 5:09 AM EDT
Recruiting Early Phase 1 Interventional

NSAIDs Stent Study

NCT03638999
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 22, 2025 · Synced Oct 22, 2026, 5:09 AM EDT
Recruiting Phase 4 Interventional

Hydroxycitrate: A Novel Therapy for Calcium Phosphate Urinary Stones

NCT06003348
View directory record Official record
Conditions
Calcium Phosphate Kidney Stones
Interventions
OHCit- standard dose, Potassium Citrate, Placebo, OHCit- low dose
Dietary Supplement · Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 2, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Completed No phase listed Observational

Pediatric KIDney Stone (PKIDS) Care Improvement Network

NCT04285658
View directory record Official record
Conditions
Kidney Stone, Nephrolithiasis
Interventions
Ureteroscopy, Percutaneous Nephrolithotomy, Shock Wave Lithotripsy
Procedure
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
8 Years to 21 Years
Enrollment
1,290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
30
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated Feb 20, 2024 · Synced Oct 22, 2026, 5:09 AM EDT
Completed No phase listed Observational

Brushite Kidney Stones: A Registry and Database of Clinical and Laboratory Findings

NCT00169663
View directory record Official record
Conditions
Nephrolithiasis
Interventions
Not listed
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 24, 2012 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Eye Gaze Sharing in the Operating Room

NCT07173309
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
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Phase 4 Interventional

Effectiveness of Urinary Alkalinizing Agents on Kidney Stone Risk

NCT04095975
View directory record Official record
Conditions
Kidney Stone
Interventions
Baking Soda, LithoLyte
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Nov 22, 2021 · Synced Oct 22, 2026, 5:09 AM EDT
Terminated Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety, Tolerability, and Pharmacodynamics of NOV-001 in Adult Subjects

NCT04909723
View directory record Official record
Conditions
Healthy Volunteers, Enteric Hyperoxaluria
Interventions
NOV-001, NB1000S, NB2000P, Placebo
Combination Product · Biological · Drug
Lead sponsor
Novome Biotechnologies Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
153 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
19
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Daytona Beach, Florida + 15 more
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional Results available

Utilizing Holmium Laser for FURS Renal Stone Lithotripsy Comparing Stone Breaking vs. Stone Dusting Settings

NCT02683993
View directory record Official record
Conditions
Stone Clearance
Interventions
Lumenis Pulse 120H holmium laser system and 200 DFL ball tip fiber
Device
Lead sponsor
Boston Scientific Corporation
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Active, not recruiting No phase listed Observational

A Retrospective, Multi-center Real-world Study of Steerable Ureteroscopic Renal Evacuation (SURE) Procedure With the CVAC® System

NCT07225933
View directory record Official record
Conditions
Urolithiasis, Kidney Stone, Kidney Stones
Interventions
CVAC® SYSTEM, FLEXIBLE AND NAVIGATIONAL URETERAL ACCESS SHEATH (FANS) IN FLEXIBLE URETEROSCOPY (FURS)
Device
Lead sponsor
Calyxo, Inc.
Industry
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Nov 10, 2025 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Use of Oral Probiotics to Reduce Urinary Oxalate Excretion

NCT00587041
View directory record Official record
Conditions
Nephrolithiasis, Hyperoxaluria, Crohn's Disease
Interventions
Oxadrop, Agri-King Synbiotic (AKSB), Placebo
Dietary Supplement · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 31, 2012 · Synced Oct 22, 2026, 5:09 AM EDT
Not listed No phase listed Observational

T-EUS for Gastrointestinal Disorders: A Multicenter Registry

NCT01522573
View directory record Official record
Conditions
Cholangiocarcinoma, Pancreatic Cancer, Bile Duct Cancer, Biliary Stricture, Biliary Obstruction, Stent Obstruction, Proximal Duct Stricture, Distal Duct Stricture, Ampullary Cancer, Biliary Sphincter Stenosis, Impacted Stones, Chronic Pancreatitis, Peri-ampullary Diverticula, Altered Anatomy
Interventions
EUS guided ERCP
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 20, 2017 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Low-GI Diet Vs High-GI Diet in Individuals with SCI

NCT05334342
View directory record Official record
Conditions
Spinal Cord Injuries, Postprandial Hypotension, Glucose Metabolism Disorders
Interventions
Low-GI Diet, High-GI Diet
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 65 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 31, 2024 · Synced Oct 22, 2026, 5:09 AM EDT
Terminated Phase 3 Interventional

Establishing the Safety and Efficacy of Reloxaliase in Patients With Enteric Hyperoxaluria

NCT03847090
View directory record Official record
Conditions
Enteric Hyperoxaluria
Interventions
Reloxaliase, Placebo
Drug
Lead sponsor
Allena Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
64
States / cities
Birmingham, Alabama • Mobile, Alabama • Mesa, Arizona + 57 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2022 · Synced Oct 22, 2026, 5:09 AM EDT
Recruiting No phase listed Observational

Rare Kidney Stone Consortium Biobank

NCT02026388
View directory record Official record
Conditions
Primary Hyperoxaluria, Dent Disease, APRT Deficiency, Cystinuria
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Utilization of a Web-Based Application to Improve Patient Health Literacy and Reduce Clinic Visit Times in Holmium Laser Enucleation of the Prostate (HoLEP) Procedures and Kidney Stone Surgery

NCT07580391
View directory record Official record
Conditions
Kidney Stone, Benign Prostatic Hyperplasia
Interventions
WellPrept, Standard Care
Other
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Gut Oxalate Absorption in Calcium Oxalate Stone Disease

NCT06331546
View directory record Official record
Conditions
Kidney Stone, Kidney Calculi, Urolithiasis, Urolithiasis, Calcium Oxalate, Nephrolithiasis, Nephrolithiasis, Calcium Oxalate, Oxalate Urolithiasis, Oxaluria, Healthy
Interventions
Low-oxalate diet, High-oxalate diet, soluble oxalate gut absorption test
Dietary Supplement · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2031
U.S. locations
2
States / cities
Birmingham, Alabama • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional

Pathophysiology of Uric Acid Nephrolithiasis

NCT00904046
View directory record Official record
Conditions
Uric Acid Kidney Stone Disease
Interventions
Pioglitazone, Placebo
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
21 Years to 99 Years
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2017
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 22, 2026, 5:09 AM EDT
Active, not recruiting Not applicable Interventional

Potassium Citrate and Crystal Light Lemonade

NCT05389995
View directory record Official record
Conditions
Kidney Stone
Interventions
Potassium citrate, Crystal light, Potassium citrate + crystal light
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 21, 2026 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Efficacy of Tamsulosin in the Treatment of Ureteral Stones in Emergency Department Patients

NCT00448123
View directory record Official record
Conditions
Kidney Stones, Ureteral Stones
Interventions
Tamsulosin, Placebo
Drug
Lead sponsor
Robert Swor
Other
Eligibility
18 Years and older
Enrollment
127 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Oct 12, 2016 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional Results available

Effect of Tamsulosin on Stone Expulsion and Pain Resolution in ED Patients With Ureterolithiasis

NCT00762424
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 17, 2014 · Synced Oct 22, 2026, 5:09 AM EDT
Withdrawn No phase listed Observational

International Registry for Primary Hyperoxaluria

NCT00875823
View directory record Official record
Conditions
Primary Hyperoxaluria, Nephrocalcinosis, Kidney Stones
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2009
U.S. locations
4
States / cities
Los Angeles, California • Sacramento, California • Chicago, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Apr 7, 2015 · Synced Oct 22, 2026, 5:09 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

SP TLF Versus Ho:YAG Laser

NCT05048706
View directory record Official record
Conditions
Urinary Calculi
Interventions
Laser lithotripsy (SP TLF), Laser lithotripsy (Ho:YAG)
Device
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
2
States / cities
Rochester, New York
Source: ClinicalTrials.gov public record
Updated Mar 24, 2025 · Synced Oct 22, 2026, 5:09 AM EDT
Completed Not applicable Interventional Results available

A Pilot Study of Oxalate Absorption in Secondary Hyperoxaluria

NCT03095885
View directory record Official record
Conditions
Secondary Hyperoxaluria, Nephrolithiasis, Hyperoxaluria, Kidney Stones
Interventions
Test Meal
Other
Lead sponsor
Allena Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
5
States / cities
Tucson, Arizona • Little Rock, Arkansas • Shreveport, Louisiana + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2021 · Synced Oct 22, 2026, 5:09 AM EDT