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ClinicalTrials.gov public records Last synced Sep 30, 2026, 3:27 PM EDT

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Showing 25–48 of 209 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Urinary Tract Stones Clear all
Withdrawn Not applicable Interventional

Long Pulse Versus Short Pulse Laser Dusting for Renal Stones

NCT03608098
View directory record Official record
Conditions
Kidney Stone, Ureter Stone, Renal Stone
Interventions
Short Pulse Duration, Long Pulse Duration
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 3, 2019 · Synced Sep 30, 2026, 3:27 PM EDT
Withdrawn Not applicable Interventional

Ambulatory Versus Inpatient Percutaneous Nephrolithotomy

NCT04690010
View directory record Official record
Conditions
Kidney Calculi
Interventions
Ambulatory tubeless PCNL, Inpatient PCNL with nephrostomy tube
Procedure
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 11, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
Completed Phase 2 Interventional Results available

Febuxostat Versus Allopurinol or Placebo in Patients With Hyperuricosuria and Calcium Oxalate Stones

NCT01077284
View directory record Official record
Conditions
Hyperuricosuria, Kidney Stones
Interventions
Febuxostat, Allopurinol, Placebo
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
28
States / cities
Birmingham, Alabama • Anchorage, Alaska • Tucson, Arizona + 25 more
Source: ClinicalTrials.gov public record
Updated Feb 15, 2013 · Synced Sep 30, 2026, 3:27 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effect of Dietary Sodium and Potassium Citrate on Renal Mineral Handling

NCT03281928
View directory record Official record
Conditions
Kidney Stone
Interventions
Sodium and Potassium Citrate, Placebo
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 22, 2025 · Synced Sep 30, 2026, 3:27 PM EDT
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 Sep 30, 2026, 3:27 PM EDT
Active, not recruiting Not applicable Interventional Results available

Safety and Effectiveness of the Ultrasonic Propulsion of Kidney Stones

NCT02028559
View directory record Official record
Conditions
Kidney Stones, Nephrolithiasis, Urolithiasis
Interventions
Propulse 1 with C5-2 probe, Propulse 1 with SC-X probe
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Sep 30, 2026, 3:27 PM 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 70 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 Aug 27, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
Completed Not applicable Interventional

Shared Decision-Making for the Promotion of Patient-Centered Imaging in the ED: Suspected Kidney Stones

NCT04234035
View directory record Official record
Conditions
Shared Decision-making, Kidney Stone, Emergencies, Radiation Exposure, Communication
Interventions
Decision Aid, Standardized Educational Material (informational pamphlet)
Behavioral · Other
Lead sponsor
Baystate Medical Center
Other
Eligibility
18 Years to 55 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Springfield, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Sep 30, 2026, 3:27 PM EDT
Completed Not applicable Interventional

Trial Comparing Relapse Rates Between Standard Ureteroscopic Removal Of Ureteral Stone And Standard Removal With Additional Ureterorenic Clearing Of Non-Symptomatic Stones In The Kidney

NCT02210650
View directory record Official record
Conditions
Ureteral Stones, Kidney Stones
Interventions
Symptomatic stone removal, Asymptomatic kidney stones and ureteral stone removed
Procedure
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
21 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
4
States / cities
Indianapolis, Indiana • Minneapolis, Minnesota • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Sep 30, 2026, 3:27 PM EDT
Recruiting Not applicable Interventional

O. Formigenes Colonization in Calcium Oxalate Kidney Stone Disease

NCT06330246
View directory record Official record
Conditions
Kidney Stone, Kidney Calculi, Urolithiasis, Urolithiasis, Calcium Oxalate, Nephrolithiasis, Nephrolithiasis, Calcium Oxalate, Oxalate Urolithiasis, Oxaluria
Interventions
Low oxalate fixed diets pre-colonization, Moderately high oxalate fixed diets pre-colonization, Colonization with Oxalobacter formigenes, Low oxalate fixed diets post-colonization, Moderately high oxalate fixed diets post-colonization
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2031
U.S. locations
2
States / cities
Birmingham, Alabama • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 27, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
Terminated Not applicable Interventional Results available

MOSES Lithotripsy Technology Applied to Stone Fragmentation During Ureteroscopy

NCT03995758
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 4, 2025 · Synced Sep 30, 2026, 3:27 PM 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 Sep 30, 2026, 3:27 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Oxalate Formation From Ascorbic Acid

NCT04603898
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
Completed Phase 1Phase 2 Interventional

Pramipexole and Morphine for Renal Colic

NCT04160520
View directory record Official record
Conditions
Renal Colic
Interventions
Pramipexole, Morphine, Placebo oral tablet
Drug
Lead sponsor
East Carolina University
Other
Eligibility
19 Years to 66 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 8, 2023 · Synced Sep 30, 2026, 3:27 PM 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 Sep 30, 2026, 3:27 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Alfuzosin for Medical Expulsion Therapy of Ureteral Stones

NCT00713739
View directory record Official record
Conditions
Kidney Stones
Interventions
Alfuzosin, nifedipine, doxazosin, prazosin
Drug
Lead sponsor
United States Naval Medical Center, San Diego
Federal
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Sep 30, 2026, 3:27 PM EDT
Not yet recruiting Not applicable Interventional

Pilot Study of Patient Navigation for Kidney Stone Patients After ED Visits

NCT07322172
View directory record Official record
Conditions
Kidney Stones
Interventions
Patient Navigation
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Sep 15, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
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 Sep 30, 2026, 3:27 PM EDT
Completed Not applicable Interventional Results available

Trial Comparing Dual Probe Ultrasonic Lithotripsy to a Single Probe Ultrasonic Lithotripsy

NCT00351351
View directory record Official record
Conditions
Kidney Stones
Interventions
Cyberwand, single probe ultrasonic
Device
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
5
States / cities
Chicago, Illinois • Indianapolis, Indiana • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Sep 30, 2026, 3:27 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Accuracy of Ultrasound for Detecting Residual Fragments During RIRS

NCT05535816
View directory record Official record
Conditions
Stone, Kidney, Ultrasound Therapy; Complications
Interventions
Ultrasound
Diagnostic Test
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 17, 2025 · Synced Sep 30, 2026, 3:27 PM EDT
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 Sep 30, 2026, 3:27 PM 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 Sep 30, 2026, 3:27 PM EDT
Recruiting No phase listed Observational

RETRO Study (RETrograde Renal Access Outcomes)

NCT07071831
View directory record Official record
Conditions
Renal Stones
Interventions
RetroPerc®
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
Tampa, Florida • Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated May 4, 2026 · Synced Sep 30, 2026, 3:27 PM EDT
Recruiting Not applicable Interventional

Gut Microbiome and Sex as Risk Factors for Kidney Stones After Bariatric Surgery

NCT04590690
View directory record Official record
Conditions
Bariatric Surgery Candidate
Interventions
Special diet
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 130 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Sep 30, 2026, 3:27 PM EDT