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Kidney Stones clinical trials recruiting in the U.S.

33 studies for Kidney Stones are recruiting participants at sites across the United States.

Kidney stones (or nephrolithiasis) symptoms include vomiting, blood in your urine and more. Find a full list of symptoms and treatments available

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Recently updated studies

Study of YOLT-203 in Children and Adults With Primary Hyperoxaluria Type 1 (PH1)

RecruitingPhase 2
Ages 6 and older ยท All sexes ยท Updated Sep 23, 2026 ยท NCT07587021

Tract Closure in PCNL

Recruiting
Ages 18 and older ยท All sexes ยท Updated Sep 18, 2026 ยท NCT07668817

SGLT2i in Kidney Stones

RecruitingEarly phase 1Mentions payment for participants
Ages 18 to 70 ยท All sexes ยท Updated Sep 4, 2026 ยท NCT07055282

Observational Approach Versus Surgical Intervention for Stones

Recruiting
Ages 6 and older ยท All sexes ยท Updated Sep 3, 2026 ยท NCT07718802

O. Formigenes Colonization in Calcium Oxalate Kidney Stone Disease

Recruiting
Ages 18 to 70 ยท All sexes ยท Updated Aug 27, 2026 ยท NCT06330246

Gut Oxalate Absorption in Calcium Oxalate Stone Disease

RecruitingHealthy volunteers welcome
Ages 18 to 70 ยท All sexes ยท Updated Aug 27, 2026 ยท NCT06331546

Serum Endotoxin Assay to Predict the Development of Postoperative Infectious Complications and Systemic Inflammatory Response Following Percutaneous Nephrolithotomy.

RecruitingObservational study
Ages 18 and older ยท All sexes ยท Updated Aug 27, 2026 ยท NCT04669886

Endogenous Oxalate Synthesis in Idiopathic Calcium Oxalate Kidney Stone Disease

RecruitingHealthy volunteers welcome
Ages 18 to 80 ยท All sexes ยท Updated Aug 27, 2026 ยท NCT06989320

CaOx Stone Prevention

RecruitingPhase 4
Ages 18 and older ยท All sexes ยท Updated Aug 14, 2026 ยท NCT07225764

Trial of Ureteroscopy vs Steerable Continuous Flow Aspiration Technology

Recruiting
Ages 18 and older ยท All sexes ยท Updated Jul 23, 2026 ยท NCT07101809

Intraoperative Assessment of of Burst Wave Lithotripsy (BWL)

Recruiting
Ages 18 and older ยท All sexes ยท Updated Jul 21, 2026 ยท NCT03873259

Thulium Fiber Laser (TFL) vs Thulio Pulsed Thulium:YAG (p-Tm:YAG)

Recruiting
Ages 18 and older ยท All sexes ยท Updated Jul 9, 2026 ยท NCT06721975

Kidney Stone Inflammation

RecruitingObservational studyHealthy volunteers welcome
Ages 18 to 70 ยท All sexes ยท Updated Jul 8, 2026 ยท NCT06436235

Evaluation of Enhanced Lithotripsy System (ELS) in the Treatment of Urinary Stones, A Pivotal Trial

Recruiting
Ages 21 and older ยท All sexes ยท Updated Jun 16, 2026 ยท NCT06942949

Dexamethasone for Ureteral STent Symptoms (DUSTS)

RecruitingPhase 1/2
Ages 18 to 70 ยท All sexes ยท Updated May 29, 2026 ยท NCT06930690

Oxalate-Driven Host Responses in Kidney Stone Disease

RecruitingHealthy volunteers welcome
Ages 18 to 60 ยท All sexes ยท Updated May 15, 2026 ยท NCT05417568

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

Recruiting
Ages 18 to 130 ยท All sexes ยท Updated May 11, 2026 ยท NCT04590690

Surgical Outcomes and Costs in Using the Shenzhen HugeMed 6.3 French Flexible Ureteroscope

Recruiting
Ages 18 and older ยท All sexes ยท Updated May 6, 2026 ยท NCT07296835

HoYAG vs TFL in miniPCNL With ClearPetra

Recruiting
Ages 18 and older ยท All sexes ยท Updated May 6, 2026 ยท NCT07087977

Evaluation of the LithoVue Elite Ureteroscope With Intra-Renal Pressure Monitoring Technology: Examination of Surgeon Behavior and Post-operative Outcomes

RecruitingHealthy volunteers welcome
Ages 18 and older ยท All sexes ยท Updated May 4, 2026 ยท NCT06576661

RETRO Study (RETrograde Renal Access Outcomes)

RecruitingObservational study
Ages 18 and older ยท All sexes ยท Updated May 4, 2026 ยท NCT07071831

Effect of a DASH-Style Diet on Urinary Risk Factors for Kidney Stone Disease

Recruiting
Ages 19 to 89 ยท All sexes ยท Updated Jan 13, 2026 ยท NCT06210009

Oxalate and Citrate

RecruitingHealthy volunteers welcome
Ages 18 to 70 ยท All sexes ยท Updated Jan 8, 2026 ยท NCT05334979

Access Sheath and Stent Trial

Recruiting
Ages 18 and older ยท All sexes ยท Updated Dec 22, 2025 ยท NCT07297953

From ClinicalTrials.gov, data retrieved Sep 30, 2026. Each study sets its own eligibility; the study team decides who can join.