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ClinicalTrials.gov public records Last synced Oct 19, 2026, 7:40 PM EDT

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

Showing 577–600 of 4,385 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: observational study Clear all
Not yet recruiting No phase listed Observational

Prospective Observational Multimodal Neuromonitoring in Adult NSICU Patients

NCT07577713
View directory record Official record
Conditions
Subarachnoid Hemorrhage, Aneurysmal, Brain Injuries, Traumatic, Cerebral Hemorrhage, Ischemic Stroke, Delayed Emergence From Anesthesia, Encephalopathy
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 11, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Completed Phase 2 Interventional Results available

An Open-label Extension Study to Evaluate the Long-term Safety and Tolerability of LOU064 in Subjects With CSU

NCT04109313
View directory record Official record
Conditions
Chronic Spontaneous Urticaria
Interventions
LOU064
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 99 Years
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
10
States / cities
Litchfield Park, Arizona • Little Rock, Arkansas • Mission Viejo, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 20, 2024 · Synced Oct 19, 2026, 7:40 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

LiveSMART Trial to Prevent Falls in Patients With Cirrhosis - Supplementary Study

NCT07140120
View directory record Official record
Conditions
Cirrhosis, Liver, Portal Hypertension
Interventions
Not listed
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
3
States / cities
Ann Arbor, Michigan • Philadelphia, Pennsylvania • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Effects of Night Call on Intellectual Performance

NCT02697266
View directory record Official record
Conditions
Sleep Deprivation
Interventions
No intervention
Other
Lead sponsor
Haleh Saadat
Other
Eligibility
Not listed
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 9, 2016 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

A Study of Label Compliance for Attention Deficit/Hyperactivity Disorder (ADHD) Medications in Japan

NCT04113551
View directory record Official record
Conditions
Attention Deficit Disorder With Hyperactivity
Interventions
MPH (Concerta), MPH (Ritalin), Atomoxetine (ATO), Guanfacine (GFC)
Drug
Lead sponsor
Janssen Research & Development, LLC
Industry
Eligibility
Not listed
Enrollment
17,418 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Titusville, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 27, 2025 · Synced Oct 19, 2026, 7:40 PM EDT
Completed Not applicable Interventional

Mobile Attentional Bias Modification Training in Pediatric MS

NCT04441229
View directory record Official record
Conditions
Pediatric Multiple Sclerosis
Interventions
ABMT mobile application
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
12 Years to 24 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 4, 2022 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

Multicenter Observational Study of Myotonic Dystrophy Type 1

NCT02308657
View directory record Official record
Conditions
Myotonic Dystrophy Type 1
Interventions
Not listed
Lead sponsor
University of Rochester
Other
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
6
States / cities
Stanford, California • Gainesville, Florida • Kansas City, Kansas + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 26, 2017 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

Utility of Serial BNP Levels in Emergency Department CHF

NCT00534066
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Not listed
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 24, 2007 · Synced Oct 19, 2026, 7:40 PM EDT
Not listed No phase listed Observational

Collection of Whole Blood Samples for the Evaluation of Preeclampsia (Pre-E) Biomarkers From Pregnant Women

NCT03767803
View directory record Official record
Conditions
Pre-Eclampsia, Hypertension, Proteinuria in Pregnancy, Thrombocytopenia, Renal Insufficiency, Impaired Liver Function, Pulmonary Edema, Headache, Visual Impairment
Interventions
Non-interventional study
Other
Lead sponsor
Progenity, Inc.
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
24
States / cities
San Diego, California • Newark, Delaware • Boca Raton, Florida + 19 more
Source: ClinicalTrials.gov public record
Updated Jan 23, 2020 · Synced Oct 19, 2026, 7:40 PM EDT
Recruiting No phase listed Observational

A Study to Assess the Safety and Risk of Hypersensitivity Reactions of Sulbactam-durlobactam in Adults With Acinetobacter Baumannii-calcoaceticus (ABC) Complex Infection

NCT06746883
View directory record Official record
Conditions
Acinetobacter Baumannii-calcoaceticus Complex Infection (ABC)
Interventions
Non-interventional
Other
Lead sponsor
Innoviva Specialty Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
12
States / cities
Sacramento, California • Gainesville, Florida • Tampa, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Recruiting No phase listed Observational

Experiences w/ & Attitudes Towards Immune Chckpt Inhibitors in NSCLC Patients Single Center Survey Based Study

NCT07339254
View directory record Official record
Conditions
Lung Non-Small Cell Carcinoma
Interventions
Non-Interventional Study
Other
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
2
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Withdrawn No phase listed Observational

RELISTOR's Effects on Opioid-Induced Constipation

NCT04930237
View directory record Official record
Conditions
OIC
Interventions
Relistor Injectable Product, Docusate Calcium, Bisacodyl, Milk of magnesia, Magnesium citrate, Senna, Enema
Drug
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Withdrawn Phase 2Phase 3 Interventional

Steroids for Early Treatment of Radiation Retinopathy

NCT03238157
View directory record Official record
Conditions
Radiation Retinopathy
Interventions
Fluocinolone Acetonide (FA) implant
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 4, 2021 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

Systemic Lupus Erythematosus (SLE) Prospective Observational Cohort Study (SPOCS)

NCT03189875
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Standard of Care
Other
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
830 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
31
States / cities
Phoenix, Arizona • Tucson, Arizona • Jonesboro, Arkansas + 27 more
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational Results available

Observational Study to Evaluate PAD Treatment Clinical and Economic Outcomes

NCT01855412
View directory record Official record
Conditions
Peripheral Arterial Occlusive Disease
Interventions
PAD endovascular treatments
Other
Lead sponsor
Abbott Medical Devices
Industry
Eligibility
18 Years and older
Enrollment
1,204 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
52
States / cities
Gilbert, Arizona • Glendale, Arizona • Phoenix, Arizona + 47 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2023 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Exercise and Diabetes - an Observational Study of Exercise and Blood Glucose Control

NCT02190669
View directory record Official record
Conditions
Type 1 Diabetes, Type 2 Diabetes
Interventions
exercise
Other
Lead sponsor
Sansum Diabetes Research Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Santa Barbara, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2014 · Synced Oct 19, 2026, 7:40 PM EDT
Recruiting Not applicable Interventional

Perelel Prenatal Supplements vs. Generic Prenatal Supplements and Health of Mother and Baby (SUPPORT)

NCT07046845
View directory record Official record
Conditions
Pregnancy
Interventions
Perelel Prenatal Vitamin, Generic Prenatal Vitamin
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
14 Years and older · Female only
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 4, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Terminated No phase listed Observational

Understanding and Improving Quality of Life Through a Wireless Activity Tracker: Observational Phase

NCT02674945
View directory record Official record
Conditions
Brain Tumor
Interventions
Wireless Activity tracker: Fitbit
Device
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 99 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 28, 2022 · Synced Oct 19, 2026, 7:40 PM EDT
Not listed No phase listed Observational Accepts healthy volunteers

An Observational, Qualitative Study Assessing Eye Drop Administration

NCT05307081
View directory record Official record
Conditions
Ocular Injury
Interventions
Artificial Tears
Drug
Lead sponsor
Ocular Therapeutix, Inc.
Industry
Eligibility
Not listed
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Sep 16, 2022 · Synced Oct 19, 2026, 7:40 PM EDT
Completed Not applicable Interventional Results available

Repair of Infected or Contaminated Hernias

NCT00617357
View directory record Official record
Conditions
Hernia
Interventions
LTM (Strattice Reconstructive Tissue Matrix)
Device
Lead sponsor
LifeCell
Industry
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
15
States / cities
La Jolla, California • New Haven, Connecticut • New Orleans, Louisiana + 10 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2015 · Synced Oct 19, 2026, 7:40 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Longevity Metrics AI/ML Development Study

NCT07808619
View directory record Official record
Conditions
Aging, Mortality, Cardiovascular Disease Prevention, Metabolic Syndrome, Cognitive Dysfunction, Frailty, Musculoskeletal Diseases, Activities of Daily Living, Physical Disability, Preventive Health Services, Health Services Accessibility, Diagnostic Techniques and Procedures
Interventions
AIML scored health screening battery
Diagnostic Test
Lead sponsor
Longevity Metrics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
1,000,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2099
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

Cancer Patients' Performance Status Assessed Using Cardiopulmonary Exercise Testing and Wearable Data Generation

NCT02844400
View directory record Official record
Conditions
Malignant Solid Tumor, Hematologic Malignancies
Interventions
Biometric Devices, Physical Performance Testing
Device · Other
Lead sponsor
UNC Lineberger Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 22, 2019 · Synced Oct 19, 2026, 7:40 PM EDT
Completed No phase listed Observational

Quality of Life in IPF - Patient and Physician Perceptions

NCT04148157
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis
Interventions
Not listed
Lead sponsor
University of Washington
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Dec 11, 2024 · Synced Oct 19, 2026, 7:40 PM EDT
Recruiting No phase listed Observational

A Study of the Safety of Vonoprazan Exposure in Pregnant Women and Their Offspring

NCT06660342
View directory record Official record
Conditions
Erosive Esophagitis, Heartburn, Symptomatic Non-erosive Gastroesophageal Reflux Disease, Helicobacter Pylori Infection
Interventions
Vonoprazan
Drug
Lead sponsor
Phathom Pharmaceuticals, Inc.
Industry
Eligibility
15 Years to 50 Years · Female only
Enrollment
728 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2034
U.S. locations
1
States / cities
Wilmington, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 19, 2026, 7:40 PM EDT