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Showing 1–24 of 178 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Completed Not applicable Interventional Accepts healthy volunteers Results available

Motivation, Syringe Exchange, and COVID-19

NCT05534061
Conditions
COVID-19 Pandemic
Interventions
Connect2Test
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
349 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Eugene, Oregon
Conditions
Herpes Zoster
Interventions
HZ/su, Flu D-QIV, mRNA-1273
Biological · Combination Product
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
2,013 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
46
States / cities
Tempe, Arizona • Oxnard, California • San Diego, California + 40 more
Conditions
Misinformation, Vaccine Hesitancy, Anxiety, Depression, COVID-19
Interventions
Attitudinal inoculation, Cognitive-behavioral therapy-informed intervention, Conventional public health messaging
Behavioral
Lead sponsor
City University of New York, School of Public Health
Other
Eligibility
18 Years and older
Enrollment
1,419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Conditions
SARS-CoV-2 Infection, COVID-19, Maternal Immunization
Interventions
BNT162b2, Placebo
Biological · Other
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years and older · Female only
Enrollment
726 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
56
States / cities
Birmingham, Alabama • Mobile, Alabama • Glendale, Arizona + 28 more
Conditions
Vaccine Hesitancy, Climate Change
Interventions
Social diffusion intervention
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Baltimore, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Biomarkers of Trained Immunity Following MMR Vaccination

NCT04646239
Conditions
Covid19
Interventions
Heterologous stimuli, Neutralization assay
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
COVID-19
Interventions
Convalescent plasma
Biological
Lead sponsor
Hamilton Health Sciences Corporation
Other
Eligibility
16 Years and older
Enrollment
940 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
3
States / cities
Brooklyn, New York • New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Increasing Vaccine Uptake in Underresourced Public Housing Areas

NCT04779138
Conditions
Coronavirus, Vaccine Refusal
Interventions
Increasing Willingness and Uptake of COVID-19 Vaccination
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years and older
Enrollment
462 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Malignancies Multiple
Interventions
COVID-19 vaccine hesitancy and acceptance survey
Other
Lead sponsor
Monika Joshi
Other
Eligibility
18 Years to 89 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
COVID-19, Vaccine Hesitancy
Interventions
Health Communication, Health Communication + Structural
Behavioral
Lead sponsor
Marc Kiviniemi
Other
Eligibility
18 Years to 99 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Hazard, Kentucky
Completed Not applicable Interventional Accepts healthy volunteers

Reducing COVID-19 Vaccine Hesitancy Among Hispanic Parents

NCT06036134
Conditions
Vaccine-Preventable Diseases, COVID-19 Pandemic, Health-Related Behavior, Health Knowledge, Attitudes, Practice, Narration
Interventions
Baseline surveys, Digital Storytelling Intervention, Information Control Intervention
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Covid19
Interventions
Moderna mRNA-1273 COVID-19 vaccine, Pfizer BNT162b2 COVID-19 vaccine
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
16
States / cities
Los Angeles, California • San Francisco, California • Stanford, California + 11 more
Conditions
COVID-19, COVID-19 Immunisation
Interventions
mRNA-1273
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
3
States / cities
Decatur, Georgia • Bethesda, Maryland • Seattle, Washington
Completed No phase listed Observational Accepts healthy volunteers

Safety of Pediatric COVID-19 Vaccination

NCT05157191
Conditions
Pain, Injection Site Reaction, Adverse Drug Event
Interventions
Observational
Other
Lead sponsor
Duke University
Other
Eligibility
5 Years to 15 Years
Enrollment
299 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
5
States / cities
Oakland, California • Atlanta, Georgia • New York, New York + 2 more
Conditions
Pregnancy
Interventions
Observational
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
4
States / cities
Atlanta, Georgia • Boston, Massachusetts • Durham, North Carolina + 1 more
Conditions
Coronavirus Disease 2019 (COVID-19)
Interventions
COVID-19 convalescent plasma
Biological
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
21 Years to 80 Years
Enrollment
5,044 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Boston, Massachusetts • Seattle, Washington
Conditions
COVID-19, Vaccine Refusal
Interventions
Text Message, Motivational Interviewing, Electronic Educational Message with Tailored Questions/Prompts
Behavioral
Lead sponsor
University of Oklahoma
Other
Eligibility
18 Years to 100 Years
Enrollment
312 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Rheumatoid Arthritis (RA), Systemic Lupus Erythematosus (SLE), Pemphigus Vulgaris, Multiple Sclerosis (MS), Systemic Sclerosis (SSc), Pediatric SLE, Juvenile Idiopathic Arthritis (JIA), Juvenile Dermatomyositis (JDM), Pediatric-Onset Multiple Sclerosis (POMS)
Interventions
Moderna mRNA-1273, BNT162b2, Ad26.COV2.S, Continue IS (MMF or MPA), Continue IS (MTX), Continue IS (B cell depletion therapy), Monovalent [B.1.351] CoV2 preS dTM-AS03, Withhold IS (MMF or MPA), Withhold IS (MTX), Withhold IS (B cell depletion therapy), Moderna mRNA-1273, Bivalent, BNT162b2, Bivalent
Biological · Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
2 Years and older
Enrollment
258 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
29
States / cities
Los Angeles, California • New Haven, Connecticut • Atlanta, Georgia + 18 more
Completed Not applicable Interventional Accepts healthy volunteers Results available

Trusted Messengers: Intervention to Promote COVID-19 Vaccination

NCT04981392
Conditions
Covid19, Vaccination
Interventions
Primary care text message outreach to unvaccinated patients and resources to support PCPs
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
21,844 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Worcester, Massachusetts
Conditions
Multiple Sclerosis, Covid19
Interventions
Not listed
Lead sponsor
St. Barnabas Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Timeline
2021 – 2022
U.S. locations
1
States / cities
Livingston, New Jersey
Completed Not applicable Interventional Accepts healthy volunteers

Video Messages and Vaccination Intention

NCT04979416
Conditions
COVID-19 Vaccination
Interventions
Video messages
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
1,001 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Influenza, COVID-19
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 120 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Project 2VIDA! COVID-19 Vaccine Intervention Delivery for Adults in Southern California

NCT05022472
Conditions
Vaccine Refusal, Covid19
Interventions
COVID-19 Individual Awareness and Education., COVID-19 Community Outreach & Health Promotion., COVID-19 Individual Health Education & Linkages to Medical and Supportive Services., Pop-up community vaccination sites
Behavioral · Biological
Lead sponsor
Britt Skaathun
Other
Eligibility
16 Years to 99 Years
Enrollment
1,051 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
6
States / cities
Chula Vista, California • San Diego, California • San Ysidro, California
Conditions
Chronic Respiratory Failure, Tracheostomy Complication, Mechanical Ventilation Complication
Interventions
COVID 19 vaccine counseling
Behavioral
Lead sponsor
Northwell Health
Other
Eligibility
Up to 21 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Lake Success, New York