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ClinicalTrials.gov public records Last synced Oct 30, 2026, 7:32 PM EDT

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

Showing 169–192 of 255 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Asymptomatic Condition Clear all
Completed Early Phase 1 Interventional Accepts healthy volunteers

[18F]FTC-146 PET/MRI in Healthy Volunteers and in CRPS and Sciatica

NCT02753101
View directory record Official record
Conditions
Complex Regional Pain Syndrome, Sciatica
Interventions
[18F]-FTC-146
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2018 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Not applicable Interventional Results available

Asymptomatic Bacteriuria Guideline Implementation Study

NCT01052545
View directory record Official record
Conditions
Infection Due to Indwelling Urinary Catheter, Asymptomatic Bacteriuria
Interventions
Audit-Feedback
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
Not listed
Enrollment
1,598 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Feb 25, 2019 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Looking Beyond the Immediate Effects of Lumbar Spinal Manipulation Using Pain Pressure Threshold in Asymptomatic Individuals

NCT06156605
View directory record Official record
Conditions
Lumbar Spine Injury, Pain
Interventions
Sidelying lumbar manipulation
Procedure
Lead sponsor
University of Mary
Other
Eligibility
18 Years to 50 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Bismarck, North Dakota
Source: ClinicalTrials.gov public record
Updated Dec 5, 2023 · Synced Oct 30, 2026, 7:32 PM EDT
Recruiting No phase listed Observational

Assessment of ShuntCheck Performance Characteristics in Asymptomatic Patients With Normal Pressure Hydrocephalus

NCT04011566
View directory record Official record
Conditions
Hydrocephalus, Normal Pressure
Interventions
ShuntCheck
Diagnostic Test
Lead sponsor
University of South Florida
Other
Eligibility
40 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2026
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated May 19, 2026 · Synced Oct 30, 2026, 7:32 PM EDT
Terminated Phase 2 Interventional

Zoledronic Acid in the Management of Patients With Asymptomatic/Early Stage Multiple Myeloma

NCT00216151
View directory record Official record
Conditions
Multiple Myeloma
Interventions
Zoledronic Acid
Drug
Lead sponsor
Hoosier Cancer Research Network
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
8
States / cities
Elkhart, Indiana • Evansville, Indiana • Indianapolis, Indiana + 3 more
Source: ClinicalTrials.gov public record
Updated May 2, 2011 · Synced Oct 30, 2026, 7:32 PM EDT
Not listed Not applicable Interventional

Carotid Endarterectomy Versus Carotid Artery Stenting in Asymptomatic Patients

NCT00883402
View directory record Official record
Conditions
Carotid Stenosis
Interventions
CEA, CAS
Procedure
Lead sponsor
University of Oxford
Other
Eligibility
18 Years and older
Enrollment
3,638 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2025
U.S. locations
1
States / cities
Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 9, 2024 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

A Pharmacokinetic and Tolerance Study of Oral Ganciclovir in HIV-Infected Children With Asymptomatic Cytomegalovirus Infection and Low CD4 Cell Counts or Quiescent Cytomegalovirus Disease

NCT00000805
View directory record Official record
Conditions
Cytomegalovirus Infections, HIV Infections
Interventions
Ganciclovir
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
14 Days to 20 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1998
U.S. locations
18
States / cities
Los Angeles, California • Oakland, California • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 3, 2021 · Synced Oct 30, 2026, 7:32 PM EDT
Terminated Not applicable Interventional

Controlled Clinical Trial of Antiviral Cytotoxic T Lymphocyte (CTL) Infusion Following Combination Antiretroviral Drug Therapy for Asymptomatic HIV-1 Infection

NCT00000875
View directory record Official record
Conditions
HIV Infections
Interventions
Indinavir sulfate, Diphenhydramine hydrochloride, Lymphocytes, Activated, Lamivudine, Zidovudine, Acetaminophen, Aldesleukin
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2003
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 14, 2016 · Synced Oct 30, 2026, 7:32 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Malaria Transmission Studies in Mali

NCT01829737
View directory record Official record
Conditions
Malaria, Falciparum
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
6 Months to 65 Years
Enrollment
534 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Oct 30, 2026, 7:32 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Utility of Plasma Circulating Tumor DNA (ctDNA) in Asymptomatic Subjects for the Detection of Neoplastic Disease

NCT02612350
View directory record Official record
Conditions
Mutation, Neoplasms
Interventions
ctDNA Analysis for the Detection of Genetic Mutations
Genetic
Lead sponsor
Pathway Genomics
Industry
Eligibility
18 Years and older
Enrollment
1,106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 6, 2018 · Synced Oct 30, 2026, 7:32 PM EDT
Completed No phase listed Observational

ScreenNC, a Study to Determine the Number of Asymptomatic Individuals Who Have Antibodies to the Virus That Causes COVID-19

NCT04367740
View directory record Official record
Conditions
Asymptomatic Condition, Infection Viral, Coronavirus Infections, Severe Acute Respiratory Syndrome Coronavirus 2, Coronaviridae Infections, RNA Virus Infections, Virus Diseases, Communicable Disease
Interventions
To assess for development of IgG antibodies against SARS-CoV2
Diagnostic Test
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 99 Years
Enrollment
6,313 participants
Timeline
2020 – 2022
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 9, 2023 · Synced Oct 30, 2026, 7:32 PM EDT
Terminated Phase 3 Interventional

Zoledronate Plus Standard Therapy Compared With Placebo Plus Standard Therapy to Prevent Bone Metastases in Patients With Recurrent Prostate Cancer That Has No Symptoms

NCT00005073
View directory record Official record
Conditions
Prostate Cancer
Interventions
zoledronic acid
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older · Male only
Enrollment
544 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 1, 2013 · Synced Oct 30, 2026, 7:32 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Delphinus SoftVue Prospective Case Collection - ARM 1

NCT03257839
View directory record Official record
Conditions
Breast Neoplasms
Interventions
Routine Full-Field Digital Mammography, Routine Digital Breast Tomosynthesis, Automated Whole Breast Ultrasound
Device
Lead sponsor
Delphinus Medical Technologies, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
7,409 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
10
States / cities
Los Angeles, California • Miami Beach, Florida • Savannah, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Sep 5, 2021 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Not applicable Interventional Results available

Screening For Asymptomatic Obstructive Coronary Artery Disease Among High-Risk Diabetic Patients Using CT Angiography, Following Core 64

NCT00488033
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
CT Angiography
Procedure
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2014
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 15, 2017 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Instrument Assisted Soft Tissue Mobilization Effect on Blood Flow

NCT04785079
View directory record Official record
Conditions
Asymptomatic Condition
Interventions
Graston Instrument assisted Soft tissue Mobilization
Procedure
Lead sponsor
Florida Gulf Coast University
Other
Eligibility
18 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Fort Myers, Florida
Source: ClinicalTrials.gov public record
Updated Jul 27, 2022 · Synced Oct 30, 2026, 7:32 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Standardization of Urine Collection Using PEEZY Device as Compared to Clean Peezy for DAB

NCT05554081
View directory record Official record
Conditions
Asymptomatic Bacteriuria, Urinary Tract Infections
Interventions
Peezy urine collection device
Device
Lead sponsor
Loyola University
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Maywood, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 2 Interventional Results available

Oral Favipiravir Compared to Placebo in Subjects With Mild COVID-19

NCT04346628
View directory record Official record
Conditions
Sars-CoV2, COVID-19
Interventions
Favipiravir, Placebo, Standard of care treatment
Drug · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
149 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2022 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

Phase I Study of Alferon N Injection in Persons With Asymptomatic Human Immunodeficiency Virus (HIV) Infection

NCT00002078
View directory record Official record
Conditions
HIV Infections
Interventions
Interferon alfa-n3
Drug
Lead sponsor
Purdue Frederick
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

A Study of Anti-HIV Monoclonal Antibody KD-247

NCT00917813
View directory record Official record
Conditions
HIV Infections
Interventions
KD-247, Physiological saline
Drug
Lead sponsor
The Chemo-Sero-Therapeutic Research Institute
Industry
Eligibility
18 Years to 64 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
15
States / cities
Beverly Hills, California • Burbank, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2012 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Not applicable Interventional Results available

mHealth Screening to Prevent Strokes

NCT02506244
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
iRhythm ZIO XT Patch, Wristband by Amiigo
Device
Lead sponsor
Scripps Translational Science Institute
Other
Eligibility
55 Years and older
Enrollment
6,135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 8, 2022 · Synced Oct 30, 2026, 7:32 PM EDT
Completed No phase listed Observational

Defining Late Onset Occult Asymptomatic Cardiotoxicity in Childhood Cancer Survivors Exposed to Anthracycline Therapy

NCT01671696
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Cardiac MRI
Other
Lead sponsor
Connecticut Children's Medical Center
Other
Eligibility
9 Years to 35 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 2, 2026 · Synced Oct 30, 2026, 7:32 PM EDT
Recruiting Phase 1Phase 2 Interventional

Delayed or Upfront Brain RAdiotherapy in Treatment naïve Lung Cancer Patients With Asymptomatic or Minimally Symptomatic Brain Metastases and ALK rEarrangements

NCT05987644
View directory record Official record
Conditions
Lung Cancer, NSCLC, Brain Metastases
Interventions
Alectinib, Stereotactic Radiosurgery
Drug · Radiation
Lead sponsor
Joshua Palmer
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2029
U.S. locations
3
States / cities
Stanford, California • Aurora, Colorado • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 8, 2026 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

Active Immunization of Asymptomatic, HIV-Infected Individuals With Recombinant GP160 HIV-1 Antigen: A Phase I/II Study of Immunogenicity and Toxicity

NCT00000977
View directory record Official record
Conditions
HIV Infections
Interventions
gp160 Vaccine (MicroGeneSys)
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 1993
U.S. locations
2
States / cities
Palo Alto, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Oct 30, 2026, 7:32 PM EDT
Completed Phase 1 Interventional

Dose-Seeking Trial of PCK3145 in Asymptomatic, Castrate Metastatic Prostate Cancer Patients.

NCT00695851
View directory record Official record
Conditions
Prostate Cancer
Interventions
PCK3145
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 30, 2009 · Synced Oct 30, 2026, 7:32 PM EDT