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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:02 AM EDT

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Showing 97–120 of 254 matching trials from the live ClinicalTrials.gov search.
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
Conditions
Ureteral Stent-Related Symptom
Interventions
Dexamethasone Sodium Phosphate Injection 20 mg, Dexamethasone Sodium Phosphate Injection 4mg
Drug
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Houston, Texas
Conditions
Kidney Stone
Interventions
Toradol, Morphine
Drug
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
1
States / cities
Lebanon, New Hampshire
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
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
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
Conditions
Ureteral Diseases
Interventions
Tamsulosin BID, Placebo
Drug · Other
Lead sponsor
Gundersen Lutheran Medical Foundation
Other
Eligibility
18 Years to 70 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
La Crosse, Wisconsin
Recruiting Not applicable Interventional

GI Oxalate Absorption

NCT05356000
Conditions
Bariatric Surgery Candidate, Kidney Stone
Interventions
Special low-oxalate diet followed by all-day visit to University of Chicago research clinic
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Kidney Stones, Renal Calculi, Tic
Interventions
Percutaneous Caliceal Diverticuli
Procedure
Lead sponsor
Indiana Kidney Stone Institute
Other
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Indianapolis, Indiana
Conditions
Kidney Stone, Urolithiasis, Nephrolithiasis
Interventions
sipIT
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
University Park, Pennsylvania
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
Kidney Stones, Nephrolithiasis
Interventions
Thulio pulsed Thulium:YAG (p-Tm:YAG), Thulium Laser Fiber (TFL)
Device
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
San Diego, California
Conditions
Renal Colic, Kidney Stones, Urolithiasis, Hypocitraturia
Interventions
Commercial AR/VR Headset with Calming App, Pharmacologic Standard of Care Alone
Device · Other
Lead sponsor
Community Medical Center, Toms River, NJ
Other
Eligibility
18 Years and older
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Toms River, New Jersey
Conditions
Kidney Stone, Renal Stone, Urolithiasis
Interventions
SURE, Standard Ureteroscopy (Basketing)
Device
Lead sponsor
Calyxo, Inc.
Industry
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
11
States / cities
Phoenix, Arizona • Tucson, Arizona • Baltimore, Maryland + 7 more
Completed Not applicable Interventional Results available

Thulium vs. Hol:YAG Laser

NCT05808257
Conditions
Nephrolithiasis
Interventions
Thulium Fibre Laser, Holmium:Yttrium-Aluminum-Garnet
Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
UTI, Stone, Kidney
Interventions
Storz Flex-XC1 Disposable Flexible Ureteroscope, Storz Flexible Digital Ureteroscope
Device
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 89 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Kidney Stone, Hypernatriuria
Interventions
Standard dietary counseling, Mobile app
Behavioral
Lead sponsor
University of Rochester
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Rochester, New York
Conditions
Nephrolithiasis, Ureteral Calculi
Interventions
tamsulosin, Standard therapy with ibuprofen and oxycodone.
Drug
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Portland, Maine
Conditions
Nephrolithiasis, Urosepsis
Interventions
Not listed
Lead sponsor
University of Miami
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Miami, Florida
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
Recruiting Not applicable Interventional Accepts healthy volunteers

Oxalate and Citrate

NCT05334979
Conditions
Kidney Stone, Normal Controls
Interventions
Kidney stones Normal controls Consuming a special drink (sodium oxalate) during an all day visit to the University of Chicago research clinic
Other
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
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
Completed Phase 2Phase 3 Interventional Results available

Perioperative Pregabalin in Ureteroscopy

NCT04122196
Conditions
Kidney Stone, Pain, Postoperative, Addiction, Opioid Use
Interventions
Pregabalin 300mg, Placebo oral tablet
Drug
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
Columbia, Missouri
Recruiting No phase listed Observational Accepts healthy volunteers

Kidney Stone Inflammation

NCT06436235
Conditions
Kidney Stone, Stone, Kidney
Interventions
Not listed
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
1
States / cities
Chicago, Illinois