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ClinicalTrials.gov public records Last synced Oct 30, 2026, 8:42 PM 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 255 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Asymptomatic Condition Clear all
Not listed Phase 1 Interventional Accepts healthy volunteers

Effect of Electroacupuncture on Pain Threshold

NCT00802165
View directory record Official record
Conditions
Pain
Interventions
Electroacupuncture, Sham electroacupuncture
Device
Lead sponsor
Logan College of Chiropractic
Other
Eligibility
10 Years to 70 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Chesterfield, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 4, 2008 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Not applicable Interventional Results available

Assessment of Diagnostic Accuracy and Performance of Digital Breast Tomosynthesis Compared to Mammography

NCT02306265
View directory record Official record
Conditions
Breast Cancer, Tumors, Breast, Cancer Screening
Interventions
FFDM, DBT
Device
Lead sponsor
GE Healthcare
Industry
Eligibility
30 Years and older · Female only
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
2
States / cities
Royal Oak, Michigan • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 29, 2019 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 1 Interventional

A Phase I/II, Open Label Study to Evaluate the Antiviral Potential of Combination Zidovudine and 2' 3'-Dideoxyinosine (Didanosine) in Patients With Asymptomatic HIV Disease

NCT00000656
View directory record Official record
Conditions
HIV Infections
Interventions
Zidovudine, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
12 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1993
U.S. locations
5
States / cities
Palo Alto, California • Washington D.C., District of Columbia • Pittsburgh, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Not applicable Interventional

Vitamin B Therapy for Hyperlactatemia

NCT00031057
View directory record Official record
Conditions
HIV Infections
Interventions
Thiamine hydrochloride, Riboflavin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
13 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
3
States / cities
New York, New York • Chapel Hill, North Carolina • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 28, 2011 · Synced Oct 30, 2026, 8:42 PM EDT
Not listed No phase listed Observational

SmartRisk Stroke Prediction by MRI of Carotid Disease

NCT00860184
View directory record Official record
Conditions
Atherosclerotic Disease, Carotid
Interventions
Not listed
Lead sponsor
VPDiagnostics
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
15
States / cities
Phoenix, Arizona • Los Angeles, California • San Francisco, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 14, 2011 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Green Tea Extract in Treating Patients With Stage 0, Stage I, or Stage II Chronic Lymphocytic Leukemia

NCT00262743
View directory record Official record
Conditions
Leukemia
Interventions
Polyphenon E
Biological
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
2
States / cities
Scottsdale, Arizona • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated May 30, 2013 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Not applicable Interventional

Dental Carotid Cognitive Study

NCT03755362
View directory record Official record
Conditions
Carotid Stenosis, Mild Cognitive Impairment, Periodontitis
Interventions
Standard Treatment, Intensive Treatment
Procedure
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
60 Years to 100 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 18, 2026 · Synced Oct 30, 2026, 8:42 PM EDT
Recruiting No phase listed Observational

Subclinical Transthyretin Cardiac Amyloidosis in V122I TTR Carriers

NCT05489549
View directory record Official record
Conditions
Amyloidosis, Hereditary, Amyloidosis Cardiac, Amyloidosis, Familial, Transthyretin-Related (ATTR) Familial Amyloid Cardiomyopathy, Transthyretin Gene Mutation
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
30 Years to 80 Years
Enrollment
500 participants
Timeline
2022 – 2027
U.S. locations
3
States / cities
New York, New York • Cleveland, Ohio • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Not applicable Interventional

Oligosaccharide for Cdiff(+) Heme-onc Patients

NCT03778606
View directory record Official record
Conditions
Clostridium Difficile, Hematologic Diseases
Interventions
Potato starch
Dietary Supplement
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Oct 13, 2021 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Phase 2 Interventional Results available

Asymptomatic Congenital CMV Treatment

NCT03301415
View directory record Official record
Conditions
Congenital Cytomegalovirus Infection
Interventions
Valganciclovir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
1 Day to 30 Days
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
9
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Louisville, Kentucky + 6 more
Source: ClinicalTrials.gov public record
Updated Jan 26, 2023 · Synced Oct 30, 2026, 8:42 PM EDT
Active, not recruiting Not applicable Interventional

EARLY TAVR: Evaluation of TAVR Compared to Surveillance for Patients With Asymptomatic Severe Aortic Stenosis

NCT03042104
View directory record Official record
Conditions
Heart Diseases, Aortic Stenosis, Severe
Interventions
Edwards SAPIEN 3 / SAPIEN 3 Ultra THV
Device
Lead sponsor
Edwards Lifesciences
Industry
Eligibility
65 Years and older
Enrollment
901 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2032
U.S. locations
74
States / cities
Phoenix, Arizona • Burlingame, California • Los Angeles, California + 62 more
Source: ClinicalTrials.gov public record
Updated May 13, 2024 · Synced Oct 30, 2026, 8:42 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Open Access Database of Standing Full Body Radiographs in Asymptomatic Volunteers

NCT03076658
View directory record Official record
Conditions
Intervertebral Disc Degeneration, Osteoarthritis, Spine
Interventions
EOS imaging
Radiation
Lead sponsor
University of Colorado, Denver
Other
Eligibility
21 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2031
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 28, 2023 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 3 Interventional

Carotid Revascularization and Medical Management for Asymptomatic Carotid Stenosis Trial - Hemodynamics (CREST-H)

NCT03121209
View directory record Official record
Conditions
Internal Carotid Artery Stenosis, Cognitive Impairment
Interventions
Revascularization, Intensive Medical Management (IMM) alone
Procedure · Other
Lead sponsor
Columbia University
Other
Eligibility
35 Years to 86 Years
Enrollment
392 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
56
States / cities
Birmingham, Alabama • Huntsville, Alabama • Phoenix, Arizona + 45 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Not applicable Interventional Results available

Asymptomatic Colonization With S. Aureus After Therapy With Linezolid or Clindamycin for Acute Skin Infections

NCT01619410
View directory record Official record
Conditions
Skin Diseases, Bacterial, Abscess
Interventions
Linezolid, Clindamycin
Biological
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
2
States / cities
Atlanta, Georgia • Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Nov 8, 2019 · Synced Oct 30, 2026, 8:42 PM EDT
Completed No phase listed Observational

Detection of Ischemia in Asymptomatic Diabetics

NCT00769275
View directory record Official record
Conditions
Type 2 Diabetes Mellitus
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
50 Years to 75 Years
Enrollment
1,123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2008
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Oct 9, 2008 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 2 Interventional

A Pilot Randomized, Double-Blind, Placebo-Controlled, Parallel Design, Multicenter Trial to Evaluate the Effect of Ranitidine on Immunologic Indicators in Asymptomatic HIV-1 Infected Subjects With a CD4 Cell Count Between 400-700 Cells/mm3

NCT00002106
View directory record Official record
Conditions
HIV Infections
Interventions
Ranitidine hydrochloride
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
4
States / cities
Sherman Oaks, California • Coral Gables, Florida • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Phase 3 Interventional Results available

Statin Neuroprotection and Carotid Endarterectomy: Safety, Feasibility and Outcomes

NCT02850081
View directory record Official record
Conditions
Carotid Artery Stenosis, Strokes
Interventions
Statin, Atorvastatin, Placebo
Drug · Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
7
States / cities
Ridgewood, New Jersey • Albany, New York • Buffalo, New York + 1 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 30, 2026, 8:42 PM EDT
Completed No phase listed Observational

An Observational Study in Differentiated Thyroid Cancer Which is Radioactive Iodine (RAI) Refractory to Assess the Use of Multikinase Inhibitors

NCT02303444
View directory record Official record
Conditions
Thyroid Neoplasms
Interventions
Sorafenib (Nexavar, BAY43-9006), Other Multikinase inhibitors
Drug
Lead sponsor
Bayer
Industry
Eligibility
18 Years and older
Enrollment
667 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
16
States / cities
Birmingham, Alabama • Los Angeles, California • Torrance, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2023 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Not applicable Interventional

A Pilot Study of Immunization With HIV-1 Antigen Pulsed Allogenic Dendritic Cells in HIV-Infected Asymptomatic Patients With CD4+ T Cells > 350 Cells/mm3

NCT00001064
View directory record Official record
Conditions
HIV Infections
Interventions
Allogenic Dendritic Cells
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 14, 2016 · Synced Oct 30, 2026, 8:42 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Treatment of Asymptomatic Bacteriuria in Pregnancy

NCT02911662
View directory record Official record
Conditions
Bacteriuria (Asymptomatic) in Pregnancy
Interventions
Cephalexin, Nitrofurantoin
Drug
Lead sponsor
Trinity Health Michigan
Other
Eligibility
18 Years and older · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Ypsilanti, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 18, 2018 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 2 Interventional

Cilengitide in Treating Patients With Metastatic Prostate Cancer

NCT00103337
View directory record Official record
Conditions
Recurrent Prostate Cancer, Stage IV Prostate Cancer
Interventions
cilengitide, laboratory biomarker analysis
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Male only
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Feb 28, 2013 · Synced Oct 30, 2026, 8:42 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Longitudinal At Home Smell Testing to Detect Infection by SARS-CoV-2

NCT05040659
View directory record Official record
Conditions
Anosmia, Asymptomatic COVID-19, COVID-19 Respiratory Infection, Influenza, Healthy, PASC Post Acute Sequelae of COVID 19
Interventions
AROMHA Longitudinal Smell Test
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 100 Years
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 6, 2026 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 3 Interventional

Hormone Therapy Compared With Combination Chemotherapy in Treating Patients With Prostate Cancer

NCT00027859
View directory record Official record
Conditions
Prostate Cancer
Interventions
docetaxel, estramustine phosphate sodium, ketoconazole, therapeutic hydrocortisone
Drug
Lead sponsor
Eastern Cooperative Oncology Group
Network
Eligibility
18 Years to 120 Years · Male only
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
98
States / cities
Huntsville, Alabama • Scottsdale, Arizona • Tucson, Arizona + 76 more
Source: ClinicalTrials.gov public record
Updated Jun 15, 2023 · Synced Oct 30, 2026, 8:42 PM EDT
Completed Phase 4 Interventional

A Study to Evaluate the Effect of Famciclovir in Reducing Herpes Virus Shedding

NCT00129818
View directory record Official record
Conditions
Genital Herpes
Interventions
Famciclovir
Drug
Lead sponsor
Novartis
Industry
Eligibility
18 Years and older
Timeline
2004 – 2005
U.S. locations
7
States / cities
Birmingham, Alabama • Orlando, Florida • Indianapolis, Indiana + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 27, 2012 · Synced Oct 30, 2026, 8:42 PM EDT