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COVID-19 vaccination

Showing 1 - 25 of >10,000
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Sickle Cell Disease, COVID-19 Vaccine, Vaccine Hesitancy Trial in Durham (SCD-specific COVID-19 vaccination information (SCVI)

Not yet recruiting
  • Sickle Cell Disease
  • +2 more
  • SCD-specific COVID-19 vaccination information (SCVI) video
  • Durham, North Carolina
    Duke Adult Sickle Cell Program
Aug 17, 2023

COVID-19, Vaccine Trial in Baltimore (REDES, Control)

Recruiting
  • COVID-19
  • Vaccine
  • REDES
  • Control
  • Baltimore, Maryland
    Johns Hopkins University
Nov 10, 2023

Misinformation, Vaccine Hesitancy, Anxiety Trial (Attitudinal inoculation, Cognitive-behavioral therapy-informed intervention,

Not yet recruiting
  • Misinformation
  • +4 more
  • Attitudinal inoculation
  • +2 more
  • (no location specified)
Nov 9, 2023

COVID-19 Stress Syndrome, COVID-19 Vaccine Adverse Reaction, COVID-19-Associated Thromboembolism Trial in Chongqing

Active, not recruiting
  • COVID-19 Stress Syndrome
  • +5 more
  • Atorvastatin Calcium Tablets
  • Chongqing, Chongqing, China
    Residential Address
May 1, 2023

COVID-19 Vaccination Trial in Bronx, Brooklyn, New York (Community Health Worker Intervention to Enhance Vaccination Behavior

Recruiting
  • COVID-19 Vaccination
  • Community Health Worker Intervention to Enhance Vaccination Behavior (CHW-VB)
  • Bronx, New York
  • +3 more
Nov 29, 2023

Intradermal Covid-19 Vaccine, Immungenicity and Safety, Immunocompromised Patients Trial in Hong Kong (ID BNT162b2 vaccine, IM

Recruiting
  • Intradermal Covid-19 Vaccine
  • +3 more
  • ID BNT162b2 vaccine
  • IM BNT162b2 vaccine
  • Hong Kong, Hong Kong
    Queen Mary Hospital
Feb 19, 2023

Vaccination Hesitancy, COVID-19 Trial in London (Behavioural science-informed text messages, Control)

Completed
  • Vaccination Hesitancy
  • COVID-19
  • Behavioural science-informed text messages
  • Control
  • London, United Kingdom
    NHS England
Aug 11, 2023

Liver Injury After COVID-19 Vaccination

Not yet recruiting
  • Subjects After COVID-19 Vaccination
  • Approved COVID-19 vaccine
  • Hong Kong, Hong Kong
  • +1 more
Jul 25, 2022

MYocarditis and/or Pericarditis Following mRNA COVID-19

Recruiting
  • Myocarditis
  • +3 more
  • Stand of care ECG, Holter, MRI, ECHO, Quality of life questionnaire
  • Baseline Quality of Life questionnaire
  • Vancouver, British Columbia, Canada
    Vancouver General Hospital
Oct 24, 2023

Vaccine Refusal, COVID-19 Trial (Informational Video, Altruistic Video, Individualistic Video)

Not yet recruiting
  • Vaccine Refusal
  • COVID-19
  • Informational Video
  • +2 more
  • (no location specified)
Apr 12, 2023

Multiple Sclerosis COVID-19/Vaccination Treated With Ofatumumab

Completed
  • Multiple Sclerosis
    • East Hanover, New Jersey
      Novartis
    Jul 14, 2023

    Security Efficacy COVID-19 Vaccination

    Completed
    • Autoimmune State
    • SARS-CoV-2 Infection
    • Blood sampling
    • Milan, Italy
      Istituto Auxologico Italiano IRCCS
    Feb 23, 2023

    COVID-19 Trial in Stratford (Lymphatic OMM, Light Touch)

    Withdrawn
    • COVID-19
    • Lymphatic OMM
    • Light Touch
    • Stratford, New Jersey
      Rowan University School of Osteopathic Medicine
    Sep 30, 2022

    Covid19 Trial in Saint Louis (Text message)

    Completed
    • Covid19
    • Text message
    • Saint Louis, Missouri
      Ascension
    Jul 18, 2022

    Pneumonia, Influenza, Varicella Zoster Trial (Increasing Willingness and Uptake of Influenza, Pneumonia, Meningitis, HZV, and

    Not yet recruiting
    • Pneumonia
    • +5 more
    • Increasing Willingness and Uptake of Influenza, Pneumonia, Meningitis, HZV, and COVID-19 Vaccination
    • (no location specified)
    Oct 4, 2023

    COVID-19 Vaccination and Prevalence of COVID-19 in Chronic Liver

    Not yet recruiting
    • Chronic or Recovered Hepatitis B
    • +4 more
      • Bethesda, Maryland
        National Institutes of Health Clinical Center
      Feb 2, 2023

      Acceptance of Anti-COVID-19 Vaccine Offer Among Pregnant Women

      Completed
      • Pregnant Women
      • +2 more
      • Anti Covid 19 vaccination campaign for pregnat women
      • Roma, Italy
        Fondazione Policlinico Universitario Agostino Gemelli IRCCS
      Feb 15, 2023

      COVID-19, Influenza, Vaccination Refusal Trial (Patient Engagement tool)

      Not yet recruiting
      • COVID-19
      • +2 more
      • Patient Engagement tool
      • (no location specified)
      May 17, 2023

      Responses to COVID-19 Vaccination in Patients With Cancer

      Completed
      • Cancer
      • IgG neutralising antibody titers to S1 and S2 proteins of SARS-COV-2 virus
      • Athens, Attica, Greece
        Metropolitan Hospital
      Aug 16, 2022

      Anti COVID-19 Vaccination Campaign Addressed to Employees

      Completed
      • COVID-19
      • BNT162b2 COVID-19 Vaccine
      • Roma, RM, Italy
        Fondazione Policlinico Universitario "A. Gemelli" IRCCS
      Mar 15, 2023

      Covid19, Vaccination Trial (Communication about the COVID-19 vaccination from the Massachusetts Department of Public Health)

      Withdrawn
      • Covid19
      • Vaccination
      • Communication about the COVID-19 vaccination from the Massachusetts Department of Public Health
      • (no location specified)
      Jun 2, 2022

      COVID-19 Trial in Atlanta, Seattle (Full Intervention, Enhanced Usual Care)

      Recruiting
      • COVID-19
      • Full Intervention
      • Enhanced Usual Care
      • Atlanta, Georgia
      • +1 more
      Jan 17, 2023

      Individuals With and Without Immune Deficiencies and

      Recruiting
      • Immunodeficiencies
      • Immune Dysregulations
        • Bethesda, Maryland
          National Institutes of Health Clinical Center
        Jan 6, 2023

        COVID-19 Vaccination AZV 2021-2023

        Recruiting
        • COVID-19
        • +3 more
        • Vaccionation eighter started or full course
        • Hradec Kralove, Czechia
          University Hospital Hradec Kralove
        Oct 21, 2022

        COVID-19 Trial in Gaborone (AZD 1222)

        Completed
        • COVID-19
        • AZD 1222
        • Gaborone, Botswana
          Botswana Harvard Health Partnership
        Feb 6, 2023