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ClinicalTrials.gov public records Last synced Oct 20, 2026, 10:13 AM EDT

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Showing 145–168 of 1,339 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Urine Sample Clear all
Active, not recruiting No phase listed Observational

Evaluating the Prevalence of Acute Hepatic Porphyria in Postural Tachycardia Syndrome

NCT05344599
View directory record Official record
Conditions
Postural Orthostatic Tachycardia Syndrome, Acute Hepatic Porphyria
Interventions
Autonomic Function Testing, Genetic Testing, Urine Testing, Blood laboratory Testing
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Timeline
2022 – 2026
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional

Community-Based Screening for Chronic Kidney Disease

NCT07747363
View directory record Official record
Conditions
Chronic Kidney Disease, Hypertension
Interventions
outpatient clinic kidney-protective care
Other
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years to 70 Years
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2024
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Recruiting No phase listed Observational

Effect of Alcohol and Drugs of Abuse on Immune Function in Critically Ill Patients With Respiratory Failure

NCT02299921
View directory record Official record
Conditions
Infection, Alcohol Abuse, Drugs of Abuse, Lung Injury
Interventions
Characterize alcohol and drug use
Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 90 Years
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2029
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 8, 2024 · Synced Oct 20, 2026, 10:13 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Comparing the Reliability of Expressed Prostatic Secretion (EPS) and Post Massage Urine (PMU) for the Prediction of Prostate Cancer Biopsy Outcome

NCT01441687
View directory record Official record
Conditions
Conditions Influencing Health Status, Healthy, Prostate Cancer
Interventions
laboratory biomarker analysis, transrectal prostate biopsy
Other · Procedure
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older · Male only
Enrollment
243 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2027
U.S. locations
5
States / cities
Arcadia, California • Duarte, California • Glendora, California + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Recruiting Phase 4 Interventional

CaOx Stone Prevention

NCT07225764
View directory record Official record
Conditions
Kidney Stones
Interventions
Chlorthalidone, Low oxalate diet
Drug · Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Terminated No phase listed Observational

A Urinary Tumor Marker (Kidney Injury Molecule-1) for the Detection of Renal Cell Carcinoma

NCT01063998
View directory record Official record
Conditions
Renal Cell Carcinoma
Interventions
Urine Marker
Other
Lead sponsor
Jason Hafron
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Royal Oak, Michigan
Source: ClinicalTrials.gov public record
Updated Nov 8, 2013 · Synced Oct 20, 2026, 10:13 AM EDT
Recruiting Phase 2 Interventional

Bempedoic Acid Therapy for Polycystic Kidney Disease

NCT07282821
View directory record Official record
Conditions
ADPKD (Autosomal Dominant Polycystic Kidney Disease)
Interventions
Bempedoic Acid 180 MG Oral Tablet, Placebo Capsule(s)
Drug
Lead sponsor
Kenneth Hallows
Other
Eligibility
18 Years to 60 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
3
States / cities
Baltimore, Maryland • Boston, Massachusetts • Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Sep 29, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Active, not recruiting Phase 2 Interventional

Testing Atezolizumab Alone or Atezolizumab Plus Bevacizumab in People With Advanced Alveolar Soft Part Sarcoma

NCT03141684
View directory record Official record
Conditions
Metastatic Alveolar Soft Part Sarcoma, Unresectable Alveolar Soft Part Sarcoma
Interventions
Atezolizumab, Bevacizumab, Biospecimen Collection, Computed Tomography
Drug · Biological · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
2 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
42
States / cities
Buena Park, California • Los Angeles, California • Newport Beach, California + 28 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2026 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Phase 1Phase 2 Interventional Results available

Hydroxyproline Influence on Oxalate Metabolism

NCT02038543
View directory record Official record
Conditions
Hyperoxaluria
Interventions
Hydroxyproline and Leucine
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
15 Years to 65 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 20, 2026, 10:13 AM EDT
Terminated No phase listed Observational

COPD Exacerbation Blood and Urine Biomarkers Study

NCT03823443
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease, Acute Exacerbation Copd, Alpha-1 Anti-trypsin Deficiency
Interventions
Not listed
Lead sponsor
Columbia University
Other
Eligibility
35 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Oct 20, 2026, 10:13 AM EDT
Terminated Not applicable Interventional

Perioperative Smoking Cessation Interventions

NCT03222908
View directory record Official record
Conditions
Smoking Cessation, Perioperative/Postoperative Complications
Interventions
Intervention1: Contract Agreement, Intervention2: Implementation Intentions
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 26, 2018 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional Results available

Pharmacologic Treatment of Congenital Nephrogenic Diabetes Insipidus

NCT00478335
View directory record Official record
Conditions
Nephrogenic Diabetes Insipidus
Interventions
sildenafil, calcitonin, hydrochlorothiazide/amiloride, indomethacin, Placebo for sildenafil, placebo for calcitonin
Drug
Lead sponsor
University of Colorado, Denver
Other
Eligibility
5 Years to 25 Years · Male only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 12, 2018 · Synced Oct 20, 2026, 10:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Standardizing Method and Development of Normal Values to Measure Human Small Intestinal and Colonic Permeability

NCT04262310
View directory record Official record
Conditions
Healthy
Interventions
Small Bowel and Colonic Permeability Test
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 30, 2021 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional

Optimal HCTZ Cessation for Diagnosis of Hyperparathyroidism

NCT02591160
View directory record Official record
Conditions
Hyperparathyroidism
Interventions
HCTZ cessation
Procedure
Lead sponsor
University of Missouri-Columbia
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Columbia, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 8, 2018 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Determining Levels of [D10] Phenanthrene Tetraol in Smokers' Urine

NCT01092650
View directory record Official record
Conditions
Tobacco Toxicant Exposure
Interventions
Deuterated phenanthrene
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 27, 2014 · Synced Oct 20, 2026, 10:13 AM EDT
Terminated Phase 2 Interventional Results available

A Study of Zetomipzomib (KZR-616) in Patients With Active Lupus Nephritis (PALIZADE)

NCT05781750
View directory record Official record
Conditions
Lupus Nephritis
Interventions
zetomipzomib, placebo
Drug
Lead sponsor
Kezar Life Sciences, Inc.
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
Lake Charles, Louisiana • East Providence, Rhode Island • Colleyville, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 5, 2025 · Synced Oct 20, 2026, 10:13 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Collection of Airway, Blood and/or Urine Specimens From Subjects for Research Studies

NCT01776398
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease (COPD), Smoking, Smoking Cessation, Idiopathic Pulmonary Fibrosis (IPF), Rheumatoid Arthritis-Associated Interstitial Lung Disease, Scleroderma-Associated Interstitial Lung Disease (SSC-ILD)
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2028
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional

Contingency Management in HIV Care for Both Stimulant Use & ART Adherence

NCT06564792
View directory record Official record
Conditions
Stimulant Use (Diagnosis), Hiv
Interventions
Contingency management
Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Oct 14, 2025 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional Results available

PPV to Guide Fluid Management in the PICU

NCT02308371
View directory record Official record
Conditions
Sepsis, Systemic Inflammatory Response Syndrome
Interventions
Automated Pulse Pressure Variation
Device
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Up to 17 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 2, 2017 · Synced Oct 20, 2026, 10:13 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Urine Metabolites in the Diagnosis of Disease

NCT06710067
View directory record Official record
Conditions
Colorectal Cancer, Small Intestinal Bacterial Overgrowth Syndrome (SIBO), Crohn Disease, Celiac Disease
Interventions
Not listed
Lead sponsor
Luventix, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
4
States / cities
Encinitas, California • Santa Monica, California • Walnut Creek, California
Source: ClinicalTrials.gov public record
Updated Dec 13, 2024 · Synced Oct 20, 2026, 10:13 AM EDT
Terminated No phase listed Observational Results available

Novel Mechanisms and Predictors of VEGF Receptor Inhibitor- or Immune Checkpoint Inhibitor-Associated Hypertension and Cardiovascular Disease

NCT03709771
View directory record Official record
Conditions
Renal Cell Carcinoma, Hypertension, Melanoma, Cancer
Interventions
Ambulatory Blood Pressure Measurement
Diagnostic Test
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
40 Years to 75 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jan 12, 2024 · Synced Oct 20, 2026, 10:13 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Naproxen Pharmacogenetic Study (Project 1, Aim 2)

NCT04449471
View directory record Official record
Conditions
Pharmacogenetics
Interventions
Naproxen tablet
Drug
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Oct 20, 2026, 10:13 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Infertility Markers in Serum, Urine, and Follicular Fluid

NCT00194220
View directory record Official record
Conditions
Infertility
Interventions
Not listed
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
1,235 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 30, 2015 · Synced Oct 20, 2026, 10:13 AM EDT
Completed Not applicable Interventional Results available

Clinical Evaluation of the PROGENSA(Registered Trademark) Prostate Cancer Gene 3 (PCA3) Assay in Men With a Previous Negative Biopsy Result

NCT01024959
View directory record Official record
Conditions
Prostatic Neoplasms
Interventions
PCA3 Assay
Other
Lead sponsor
Gen-Probe, Incorporated
Industry
Eligibility
40 Years and older · Male only
Enrollment
507 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
13
States / cities
Los Angeles, California • San Diego, California • Aventura, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 12, 2012 · Synced Oct 20, 2026, 10:13 AM EDT