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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Active, not recruiting Phase 4 Interventional Accepts healthy volunteers

Vitamin D Supplementation in the Prevention and Mitigation of COVID-19 Infection

NCT04482673
Conditions
COVID-19, Vitamin D Deficiency, Respiratory Viral Infection
Interventions
Daily Vitamin D3, Daily placebo, Bolus vitamin D3, Bolus placebo
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
50 Years and older
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Coronary Artery Disease, Delirium
Interventions
Ropivacaine, Ketamine, Remifentanil, Dexmedetomidine, Rocuronium, Propofol, Sevoflurane, EEG monitoring
Drug · Device
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
60 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma, Recurrent Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma, Recurrent Diffuse Large B-Cell Lymphoma, Recurrent Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue, Recurrent Grade 1 Follicular Lymphoma, Recurrent Grade 2 Follicular Lymphoma, Recurrent Grade 3a Follicular Lymphoma, Recurrent Mantle Cell Lymphoma, Recurrent Nodal Marginal Zone Lymphoma, Recurrent Splenic Marginal Zone Lymphoma, Refractory Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Refractory Extranodal Marginal Zone Lymphoma of Mucosa-Associated Lymphoid Tissue, Refractory Grade 1 Follicular Lymphoma, Refractory Grade 2 Follicular Lymphoma, Refractory Grade 3a Follicular Lymphoma, Refractory Mantle Cell Lymphoma, Refractory Nodal Marginal Zone Lymphoma, Refractory Splenic Marginal Zone Lymphoma
Interventions
Biopsy, Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy, Computed Tomography, Magnetic Resonance Imaging, Questionnaire Administration, Sonrotoclax, Zanubrutinib
Procedure · Other · Drug
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years and older
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
1
States / cities
Duarte, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accommodation Disorders

NCT01329848
Conditions
Accommodative Insufficiency, Ill-sustained Accommodation
Interventions
Not listed
Lead sponsor
Western University of Health Sciences
Other
Eligibility
18 Years to 30 Years
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Pomona, California
Conditions
Acute Coronary Syndromes
Interventions
CER-001, Placebo
Drug
Lead sponsor
Cerenis Therapeutics, SA
Industry
Eligibility
18 Years and older
Enrollment
301 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
13
States / cities
Huntsville, Alabama • San Diego, California • Torrance, California + 9 more
Completed Not applicable Interventional Accepts healthy volunteers

Focusing Implementation to Bring Effective Reminders (FIBER)

NCT00656838
Conditions
Colorectal Cancer
Interventions
Patients receives letter, phone call, office visit, educational materials
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 80 Years
Enrollment
85,289 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Gastroesophageal Reflux Disease
Interventions
Not listed
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
1 Year to 30 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Accommodation
Interventions
Visual Stimuli
Device
Lead sponsor
EyeQue Corp.
Industry
Eligibility
18 Years to 30 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Newark, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients

NCT01373580
Conditions
Presbyopia
Interventions
The Raindrop Near Vision Inlay
Device
Lead sponsor
ReVision Optics, Inc.
Industry
Eligibility
35 Years to 65 Years
Enrollment
373 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
11
States / cities
Camarillo, California • Laguna Hills, California • Newport Beach, California + 7 more
Conditions
Communication Disabilities
Interventions
Implementation Support Package
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
126,870 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
5
States / cities
Aurora, Colorado • Denver, Colorado • Chicago, Illinois + 2 more
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

Effects of Stulln and Accommodative Training

NCT05107791
Conditions
Accommodation Disorder, Visual Fatigue
Interventions
Stulln Eyedrops, Thera Tears
Drug
Lead sponsor
Pacific University
Other
Eligibility
18 Years to 35 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Forest Grove, Oregon
Conditions
Distance Viewing, Prolonged Near Viewing
Interventions
Near viewing first, Distant viewing first
Other
Lead sponsor
Rochester Institute of Technology
Other
Eligibility
18 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Rochester, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

Connecting Contact Lenses and Digital Technology

NCT02921087
Conditions
Asthenopia, Contact Lenses, Ocular Accommodation, Convergence, Excess
Interventions
Test Daily Disposable Soft Contact Lenses, Control Daily Disposable Soft Contact Lenses
Device
Lead sponsor
State University of New York College of Optometry
Other
Eligibility
18 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
New York, New York
Conditions
Cataract
Interventions
Crystalens AO, SoftPort LI61AO
Device
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
40 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Irvine, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Accommodative Behaviors in Multifocal Contact Lenses

NCT06064617
Conditions
Accommodation Disorder
Interventions
Center-Near (+2.50D) Coopervision Biofinity Multifocal Contact Lens, Center Distance (+2.50 D) Coopervision Biofinity Multifocal Contact Lens
Device
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Completed No phase listed Observational

Smart Autofocusing Eyeglasses

NCT03911596
Conditions
Presbyopia
Interventions
Smart Autofocusing Eyeglasses
Device
Lead sponsor
University of Utah
Other
Eligibility
45 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Recruiting Not applicable Interventional Accepts healthy volunteers

Project EMPOWER-OCD

NCT07158801
Conditions
Obsessive-Compulsive Disorder
Interventions
Project EMPOWER-OCD, Project CARE
Behavioral
Lead sponsor
Boston University Charles River Campus
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Difficulty Focusing, Poor Concentration, Poor Memory, Low Energy
Interventions
Auri Super Mushroom Daily Gummies For Kids
Dietary Supplement
Lead sponsor
Auri Nutrition
Industry
Eligibility
4 Years to 12 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Amblyopia Bilateral, Hyperopia of Both Eyes, Astigmatism Bilateral, Accommodation Disorder
Interventions
objective pediatric vision screen "GCK glow fixation"
Diagnostic Test
Lead sponsor
Alaska Blind Child Discovery
Other
Eligibility
1 Month to 20 Years
Enrollment
133 participants
Timeline
2019 – 2020
U.S. locations
1
States / cities
Anchorage, Alaska
Conditions
Monochromatic, L- and S-cone Modulation Only, L- and M-cone Modulation Only, M and S-cone Modulation Only
Interventions
Color
Other
Lead sponsor
Rochester Institute of Technology
Other
Eligibility
Up to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Rochester, New York
Conditions
Gastroparesis
Interventions
sapropterin dihydrochloride
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Stanford, California
Conditions
Cardiovascular Diseases, Metabolic Syndrome, Obesity, Prediabetes, Mental Health Disorders, Endocrine Dysfunction, Type 2 Diabetes Mellitus (T2DM), Chronic Kidney Disease (CKD)
Interventions
Blood Work
Other
Lead sponsor
Clindove Research LLC
Other
Eligibility
18 Years and older
Enrollment
7,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
1
States / cities
Brooklyn, New York
Conditions
F01.145.802.845, F01.145.802.987
Interventions
Project Prepared, TEEN
Behavioral
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
12 Years to 14 Years
Enrollment
397 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
The Bronx, New York
Conditions
Study Focusing on Integrated Versus Non-integrated Psychiatric Care in, Opioid-dependent and Methadone Treated Patients With Other Psychiatric, Diagnoses
Interventions
Counseling compliance
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 80 Years
Enrollment
380 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Baltimore, Maryland