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ClinicalTrials.gov public records Last synced May 21, 2026, 8:34 PM EDT

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

Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Undiagnosed Diseases Clear all
Completed No phase listed Observational
View directory record Official record
Conditions
Chronic Kidney Disease
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years and older
Enrollment
1,006,361 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
3
States / cities
Louisville, Kentucky • Cambridge, Massachusetts • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Dec 15, 2024 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Genetic Disease, Genetic Syndrome
Interventions
Genetic Enrollees
Genetic
Lead sponsor
Nicklaus Children's Hospital f/k/a Miami Children's Hospital
Other
Eligibility
Up to 21 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2070
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Nov 6, 2024 · Synced May 21, 2026, 8:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Undiagnosed Disease, Healthy Volunteer (Adult With Typically Developing Child), Inherited Neurodegenerative Disorders, Inherited Metabolic Disorders (Inborn Errors of Metabolism), Alzheimer's Disease and Related Dementias
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years and older
Enrollment
682 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
2
States / cities
Bethesda, Maryland • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 21, 2026, 8:34 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Undiagnosed Disease, Rare Diseases
Interventions
Genetic test evaluation
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
5,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 14, 2025 · Synced May 21, 2026, 8:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pneumonia, Bacterial, Pneumonia, Viral, Pneumonia Fungal, Pneumonia Cavitary, Immunocompromised Host
Interventions
Karius Test
Diagnostic Test
Lead sponsor
Karius, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
257 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
10
States / cities
Duarte, California • San Francisco, California • Aurora, Colorado + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2023 · Synced May 21, 2026, 8:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Multiple Abnormalities
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced May 21, 2026, 8:34 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Gaucher Disease
Interventions
Enzyme analysis
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 29, 2012 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Undiagnosed Disease
Interventions
Not listed
Lead sponsor
University of Pittsburgh
Other
Eligibility
Up to 100 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2040
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced May 21, 2026, 8:34 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Pre-diabetes, Diabetes
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
30 Years and older
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2008
U.S. locations
2
States / cities
Bridgeport, Connecticut • New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Aug 29, 2023 · Synced May 21, 2026, 8:34 PM EDT
Terminated Not applicable Interventional
View directory record Official record
Conditions
Diabetes
Interventions
Dietary intervention
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 10, 2021 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Undiagnosed Conditions, Rare Disorders, Orphan Diseases
Interventions
Not listed
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Inherited Metabolic Disorders, Undiagnosed Diseases, Batten's Disease, Tay Sachs, Diabetes
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
2,800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 29, 2026 · Synced May 21, 2026, 8:34 PM EDT
Recruiting Not applicable Interventional
View directory record Official record
Conditions
Heart Failure, Diabetes
Interventions
Message with EchoGo, Standard Message
Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Not listed
Enrollment
800 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 8:34 PM EDT
Terminated Phase 3 Interventional Results available
View directory record Official record
Conditions
Peripheral T-cell Lymphoma
Interventions
Pralatrexate Injection
Drug
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
3
States / cities
Novi, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 18, 2021 · Synced May 21, 2026, 8:34 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Prediabetic State, Type 2 Diabetes Mellitus With Oral Complications, Periodontal Pocket, Tooth Loss
Interventions
Enhanced intervention
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
30 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 16, 2021 · Synced May 21, 2026, 8:34 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Hypertension, Undiagnosed Diseases
Interventions
PAL2
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years to 95 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Detroit, Michigan
Source: ClinicalTrials.gov public record
Updated Jun 9, 2024 · Synced May 21, 2026, 8:34 PM EDT
Terminated No phase listed Observational
View directory record Official record
Conditions
Pleural Effusion, Pleural Effusion, Malignant
Interventions
Procedure/Surgery
Procedure
Lead sponsor
Fujirebio Diagnostics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Malvern, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 7, 2011 · Synced May 21, 2026, 8:34 PM EDT
Completed Phase 4 Interventional
View directory record Official record
Conditions
Atrial Fibrillation, Atrial Flutter
Interventions
Zio®XT Monitor
Other
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
70 Years and older
Enrollment
11,931 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
176
States / cities
Birmingham, Alabama • Guntersville, Alabama • Montgomery, Alabama + 141 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2023 · Synced May 21, 2026, 8:34 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available
View directory record Official record
Conditions
Hepatitis C
Interventions
observation only
Other
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Enrollment
366 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 23, 2020 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Genetic Disease
Interventions
Not listed
Lead sponsor
National Human Genome Research Institute (NHGRI)
NIH
Eligibility
1 Month to 100 Years
Enrollment
20,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
33
States / cities
Birmingham, Alabama • Huntsville, Alabama • Los Angeles, California + 21 more
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced May 21, 2026, 8:34 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Rare Genetic Disease, Undiagnosed Diseases
Interventions
Individualized drug matching per genetic disease
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
3
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Minneota, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 19, 2026 · Synced May 21, 2026, 8:34 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Undiagnosed Diseases, Cardiovascular Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
1 Month to 100 Years
Enrollment
10,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2050
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced May 21, 2026, 8:34 PM EDT
Withdrawn No phase listed Observational
View directory record Official record
Conditions
Hypertension, Perioperative Hypertension
Interventions
Anesthesiologist phone call
Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 11, 2026 · Synced May 21, 2026, 8:34 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
COVID-19, Long Haul
Interventions
Ritonavir-Boosted Nirmatrelvir (Paxlovid), Physiological Evaluation, Moderna COVID-19 Vaccine, Biopsychological, Behavioral (e.g., Psychotherapy, Lifestyle Counseling), Genetic (including gene transfer, stem cell and recombinant DNA), Multidisciplinary approach
Drug · Diagnostic Test · Biological + 3 more
Lead sponsor
Well- Konnect Healthcare Services and Research Firm
Network
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2030
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced May 21, 2026, 8:34 PM EDT