Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 5:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 193–216 of 254 matching trials from the live ClinicalTrials.gov search.
Conditions
Secondary Hyperoxaluria, Nephrolithiasis, Kidney Stones, Hyperoxaluria, Dietary Hyperoxaluria
Interventions
ALLN-177 low dose, ALLN-177 mid dose, ALLN-177 high dose, Placebo
Drug
Lead sponsor
Allena Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
16
States / cities
Los Angeles, California • Daytona Beach, Florida • Jacksonville, Florida + 13 more
Conditions
Recurrent Calcium Oxalate Kidney Stone Disease, Elevated Urinary Oxalate Levels
Interventions
Lumasiran, Placebo
Drug
Lead sponsor
Alnylam Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
17
States / cities
Birmingham, Alabama • Northridge, California • San Francisco, California + 14 more
Active, not recruiting No phase listed Observational

Impact of COVID-19 on GU Disease

NCT04761107
Conditions
COVID-19 Infection, Genitourinary Cancer, Benign Urologic Conditions
Interventions
Not listed
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
40 Years and older
Enrollment
15,240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
New York, New York
Not listed Phase 3 Interventional Accepts healthy volunteers

Alfuzosin for Medical Expulsion Therapy of Ureteral Stones

NCT00713739
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
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 Calculi, Ureteral Calculi, Colic
Interventions
Alfuzosin Hydrochloride
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Kidney Calculi
Interventions
Potassium Citrate, Acetazolamide, Diet low in oxalate and purines
Drug · Behavioral
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
5 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Kansas City, Missouri
Conditions
Kidney Stones
Interventions
Accordion device
Device
Lead sponsor
Percutaneous Systems, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
3
States / cities
Downey, California • New York, New York • Arlington, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Sports Drinks on Urinary Lithogenicity

NCT00381277
Conditions
Urolithiasis
Interventions
Gatorade, Performance
Drug
Lead sponsor
VA New York Harbor Healthcare System
Federal
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006
U.S. locations
1
States / cities
New York, New York
Conditions
Nephrolithiasis, Urinary Tract Infection (UTI), Sepsis
Interventions
Nitrofurantoin 100 MG, 7d, Gentamicin, 5mg/kg, Ampicillin 2g, Nitrofurantoin 100 mg, 48 hrs, Gentamicin, 80 mg, 7d, Gentamicin, 80 mg, 48hr
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2025
U.S. locations
1
States / cities
San Diego, California
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
Conditions
Kidney Stone, Renal Stone, Infection, Bacterial
Interventions
NGS + Antibiotic Recommendation, Standard of Care treatment
Other · Procedure
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
San Antonio, Texas
Conditions
Kidney Stones
Interventions
BackStop
Device
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Los Angeles, California • Virginia Beach, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

AR Projections for Eye-gaze Evaluation in Phantoms

NCT07161024
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
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
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Pilot Study to Evaluate the Contribution of Gene Variants to Idiopathic Urolithiasis

NCT01127854
Conditions
Kidney Stones, Urolithiasis, Calcium Oxalate Urolithiasis
Interventions
Not listed
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
2,900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2027
U.S. locations
1
States / cities
Jacksonville, Florida
Terminated Not applicable Interventional Accepts healthy volunteers

ClearPetra™ Vacuum-assisted Ureteral Access Sheath vs Traditional Approach

NCT06547632
Conditions
Nephrolithiasis, Kidney Stone
Interventions
ClearPetra Ureteral access sheath
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Kansas City, Kansas
Conditions
Kidney Stone
Interventions
DASH-Style Diet, Western-Style Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
19 Years to 89 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Kidney Stone
Interventions
iPhone Application, Android Application
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Recruiting Not applicable Interventional Accepts healthy volunteers

Oxalate and Citrate in Humans - Response to Citrate

NCT06944223
Conditions
Kidney Stone, Healthy
Interventions
Kidney stone formers, Control cohort
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
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
Conditions
Kidney Calculi, Urologic Diseases, Benign Prostatic Hypertrophy
Interventions
Tranexamic acid
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years · Male only
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Renal Stone, Ureteral Stone
Interventions
Silicone (Coloplast Imajin Hydro) ureteral stent, Non-silicone (Polyurethane/Percuflex) ureteral stent (any manufacturer)
Device
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
224 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
10
States / cities
Ann Arbor, Michigan • Brighton, Michigan • Chelsea, Michigan + 7 more
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