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ClinicalTrials.gov public records Last synced Oct 17, 2026, 9:34 AM 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 2,281 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Clinical Observation Clear all
Enrolling by invitation No phase listed Observational

Under-Represented Communities Diagnosed With SCD or MCI Through Tele-Cog

NCT06542458
View directory record Official record
Conditions
Mild Cognitive Impairment, Subjective Cognitive Decline
Interventions
Assessments, Neuroimaging volumetric measures, Biofluid samples
Behavioral · Other
Lead sponsor
Ohio State University
Other
Eligibility
50 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2032
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 16, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Terminated Phase 3 Interventional

Management of Incidentally Discovered Pancreatic Cysts

NCT00550108
View directory record Official record
Conditions
Pancreatic Cyst
Interventions
Ethanol lavage
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 26, 2008 · Synced Oct 17, 2026, 9:34 AM EDT
Completed No phase listed Observational

Observational Study of Dental Outcomes in Head and Neck Cancer Patients

NCT02057510
View directory record Official record
Conditions
Head and Neck Cancer, Dental Disease, Xerostomia, Osteoradionecrosis
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
613 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
6
States / cities
Farmington, Connecticut • Boston, Massachusetts • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Completed No phase listed Observational

Natural History Study of Azathioprine Adherence

NCT00143910
View directory record Official record
Conditions
Kidney Transplant
Interventions
observation
Other
Lead sponsor
Thomas E. Nivens, MD
Individual
Eligibility
16 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1993 – 1999
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 4, 2023 · Synced Oct 17, 2026, 9:34 AM EDT
Completed Phase 2 Interventional Results available

An Observational Study of Continuous Oral Dosing of Abiraterone Acetate in Castration-Resistant Prostate Cancer Patients Evaluating Androgens and Steroid Metabolites in Bone Marrow Plasma

NCT00544440
View directory record Official record
Conditions
Prostate Neoplasms
Interventions
Abiraterone acetate, Prednisone
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
18 Years and older · Male only
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 17, 2014 · Synced Oct 17, 2026, 9:34 AM EDT
Completed Not applicable Interventional

Feasibility Testing of a Hospice Family Caregiver Intervention to Improve Patient Dyspnea Care

NCT02441868
View directory record Official record
Conditions
Dyspnea
Interventions
Shortness of breath recognition and treatment
Behavioral
Lead sponsor
Wayne State University
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
1
States / cities
Livonia, Michigan
Source: ClinicalTrials.gov public record
Updated May 3, 2018 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting No phase listed Observational

A Long-Term Follow-Up Observational Study to Evaluate Safety in Subjects Who Have Received a Gene-Modified Regulatory T Cell (Treg) Therapeutic

NCT07123038
View directory record Official record
Conditions
Rheumatoid Arthritis (RA), Hidradenitis Suppurativa (HS)
Interventions
Long Term Safety Monitoring Procedures
Other
Lead sponsor
Sonoma Biotherapeutics, Inc.
Industry
Eligibility
18 Years to 71 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2040
U.S. locations
10
States / cities
San Francisco, California • Stanford, California • Aurora, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Withdrawn Phase 2 Interventional

S0629, Observation or Combination Chemotherapy, Bortezomib, Thalidomide, and Rituximab Followed By Two Autologous Peripheral Blood Stem Cell Transplants in Treating Patients With Waldenstrom Macroglobulinemia

NCT00723658
View directory record Official record
Conditions
Lymphoma
Interventions
rituximab, bortezomib, carmustine, cisplatin, cyclophosphamide, cytarabine, dexamethasone, doxorubicin hydrochloride, etoposide, melphalan, thalidomide, autologous-autologous tandem hematopoietic stem cell transplantation, peripheral blood stem cell transplantation
Biological · Drug · Procedure
Lead sponsor
SWOG Cancer Research Network
Network
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2008
U.S. locations
29
States / cities
Hartford, Connecticut • Beech Grove, Indiana • Richmond, Indiana + 21 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting No phase listed Observational

HF2 Registry - Hemodynamic Frontiers in Heart Failure Registry

NCT06425848
View directory record Official record
Conditions
Heart Failure
Interventions
Observational
Device
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
2,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
12
States / cities
La Jolla, California • Bloomington, Indiana • Kansas City, Kansas + 9 more
Source: ClinicalTrials.gov public record
Updated May 22, 2024 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting Phase 4 Interventional

An Open-Label Treatment With Randomization Observation, Investigator-Initiated Study, on the Duration and Efficacy of Jornay PM (Methylphenidate Hydrochloride Extended-Release Capsules) on Adult ADHD Symptoms and Executive Function and Emotional Regulation Throughout the Day Into Early Evening

NCT06577779
View directory record Official record
Conditions
Attention-deficit/Hyperactivity Disorder
Interventions
Methylphenidate Hydrochloride Extended Release Capsule
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Active, not recruiting Phase 2 Interventional

Zanubrutinib and Venetoclax as Initial Therapy for Chronic Lymphocytic Leukemia (CLL) With Response-based Obinutuzumab

NCT05650723
View directory record Official record
Conditions
Leukemia, Lymphocytic, Chronic, B-Cell
Interventions
Zanubrutinib Pill, Venetoclax Pill, Obinutuzumab Injection
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 25, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Active, not recruiting Not applicable Interventional Results available

Safety and Effectiveness of the Ultrasonic Propulsion of Kidney Stones

NCT02028559
View directory record Official record
Conditions
Kidney Stones, Nephrolithiasis, Urolithiasis
Interventions
Propulse 1 with C5-2 probe, Propulse 1 with SC-X probe
Device
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
172 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2026
U.S. locations
2
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jun 1, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting No phase listed Observational

Diagnostic and Therapeutic Applications of Microarrays in Lung Transplantation

NCT02812290
View directory record Official record
Conditions
Lung Transplant Rejection
Interventions
Lung transplant biopsy bites.
Procedure
Lead sponsor
University of Alberta
Other
Eligibility
18 Years and older
Enrollment
700 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
4
States / cities
Phoenix, Arizona • Baltimore, Maryland • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting No phase listed Observational

Delirium Identification in Older Patients With Alzheimer's and Other Related Dementias In the Emergency Department

NCT06326424
View directory record Official record
Conditions
Delirium, Dementia, Hospital Acquired Condition
Interventions
Empatica EmbracePlus
Device
Lead sponsor
Ohio State University
Other
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Oct 17, 2026, 9:34 AM EDT
Withdrawn Not applicable Interventional

Randomized Trial With an Observational Component of Non-operative Versus Operative Treatment for AO Type A3 Fractures

NCT02179697
View directory record Official record
Conditions
Spinal Fractures
Interventions
Patient's Choice, Surgery + Bracing vs. Bracing Alone
Other · Procedure
Lead sponsor
H Francis Farhadi
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 18, 2017 · Synced Oct 17, 2026, 9:34 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Biomarkers for Vascular Contributions to Cognitive Impairment and Dementia Consortium

NCT06284213
View directory record Official record
Conditions
Cognitive Impairment, Dementia
Interventions
No interventions
Other
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
60 Years to 90 Years
Enrollment
1,892 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2027
U.S. locations
17
States / cities
Los Angeles, California • Sacramento, California • San Francisco, California + 12 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Oct 17, 2026, 9:34 AM EDT
Active, not recruiting No phase listed Observational

Improving a Bayesian Model's Survival Estimates in Patients Needing Surgery for Bone Metastases

NCT01470105
View directory record Official record
Conditions
Bone Metastases
Interventions
blood sampling, the SF-36 questionnaire
Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2026
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jan 7, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Early Caries Lesion Management Observational Study

NCT04933331
View directory record Official record
Conditions
Initial Caries, Arrested Dental Caries, Cavitated Caries, Dental Caries, Dental Caries in Children
Interventions
Curodont Repair Fluoride Plus, Silver Diamine Fluoride, Glass Ionomer Sealant, Fluoride varnish, Fluoride toothpaste
Drug · Device
Lead sponsor
CareQuest Institute for Oral Health
Other
Eligibility
4 Years and older
Enrollment
744 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
4
States / cities
Dothan, Alabama • Westborough, Massachusetts • Bend, Oregon + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2023 · Synced Oct 17, 2026, 9:34 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Tildrakizumab in the Treatment of Nail Psoriasis

NCT03897075
View directory record Official record
Conditions
Chronic Plaque Psoriasis, Moderate to Severe Nail Psoriasis
Interventions
Tildrakizumab, Placebo
Drug
Lead sponsor
Sun Pharmaceutical Industries Limited
Industry
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
11
States / cities
Encinitas, California • Fountain Valley, California • Los Angeles, California + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Recruiting No phase listed Observational

Continuous Monitoring of Microvascular Anastomoses: An Observational Trial

NCT07823283
View directory record Official record
Conditions
Head and Neck Neoplasm
Interventions
Non-Interventional Study
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Active, not recruiting No phase listed Observational

Clinical Data Collection in Studying Clinical Factors Associated With Post-Surgery Chronic Opioid Use in Patients With Head and Neck Cancers

NCT03888651
View directory record Official record
Conditions
Head and Neck Carcinoma
Interventions
Quality-of-Life Assessment, Questionnaire Administration
Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 17, 2026, 9:34 AM EDT
Terminated No phase listed Observational

The Cardiovascular Multi-dimensional Observational Investigation of the Use of PCSK9 Inhibitors (cvMOBIUS)

NCT04197453
View directory record Official record
Conditions
ASCVD
Interventions
Not listed
Lead sponsor
Amgen
Industry
Eligibility
40 Years to 99 Years
Enrollment
752 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
143
States / cities
Birmingham, Alabama • Gilbert, Arizona • Tucson, Arizona + 126 more
Source: ClinicalTrials.gov public record
Updated Oct 15, 2021 · Synced Oct 17, 2026, 9:34 AM EDT
Completed No phase listed Observational

HLA-B*5701 And Hypersensitivity To Abacavir

NCT00373945
View directory record Official record
Conditions
HIV Infection
Interventions
Observational Study
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
55
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Beverly Hills, California + 41 more
Source: ClinicalTrials.gov public record
Updated May 18, 2009 · Synced Oct 17, 2026, 9:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Biosignature of Humanized Prebiotics in Healthy Adults

NCT06068894
View directory record Official record
Conditions
Intestinal Health
Interventions
"Humanized" galacto-oligosaccharides (hGOS), Galacto-oligosaccharides (GOS), Matching Placebo
Dietary Supplement · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 5, 2026 · Synced Oct 17, 2026, 9:34 AM EDT