Clinical trials: Covid19 Vaccination
Covid19
Africa COVID-19 Vaccine Hesitancy
Vaccine hesitancy is defined by the WHO's Strategic Advisory Group of Experts on Immunization as a 'delay in acceptance or refusal of vaccination despite availability of vaccination services'.
- Trial name
- ACHES (NCT04912284)
- Where
- 5 sites in Burkina Faso, Guinea and 3 more
- Volunteers
- 4,977 people, healthy volunteers welcome
- Sponsor
- Bernhard Nocht Institute for Tropical Medicine
COVID-19
Immunogenicity and Safety of Booster Immunization of ZF2001 After Inoculation With Two Doses of CoronaVac
Study objectives: To evaluate the immunogenicity and immunity persistence and safety of recombinant novel coronavirus vaccine (CHO cells) after booster immunization in populations vaccinated with two doses of marketed novel…
- Trial name
- NCT05205096
- Testing
- Recombinant novel coronavirus vaccine (CHO cells)
- Where
- China
- Volunteers
- 480 people, healthy volunteers welcome
- Sponsor
- Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd.
Vaccine Refusal
Effect of COVID-19 Pandemic on Vaccination Compliance
1- Evaluate the impact of the COVID-19 pandemic on pediatric vaccinations compliance among children attending to Assiut University Children Hospital ,assess the general health profile of studied children.
- Trial name
- NCT04618796
- Testing
- vaccine
- Volunteers
- 100 people
- Sponsor
- Assiut University
Covid19, Measles Vaccine
Do Childhood Measles and DTaP Vaccination Decrease the Mortality Rate Caused by COVID-19 in OECD Countries?
Mortality rates caused by SARS CoV-2 differ between countries and this difference might be explained by several reasons. Childhood vaccination rate is thought to be one of them.
- Conditions
- Covid19, Measles Vaccine, Mortality
- Trial name
- NCT04468802
- Testing
- Case fatality rate
- Where
- Turkey (Türkiye)
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Kanuni Sultan Suleyman Training and Research Hospital
Covid19, Vaccination
Trusted Messengers: Intervention to Promote COVID-19 Vaccination
The study aims to assess the impact of a multicomponent intervention to support Primary Care Provider (PCP) outreach to promote COVID-19 vaccination among vulnerable patients in and near Worcester, MA via a pragmatic, cluster…
- Trial name
- NCT04981392
- Testing
- Primary care text message outreach to unvaccinated patients and resources to support PCPs
- Where
- United States
- Volunteers
- 21,844 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Worcester
COVID-19, Smoking
Tobacco Use and Uptake of COVID-19 Vaccinations
This is an observational study of participants in two general population health surveys (FinSote 2018 and 2020) who are followed up for their COVID-19 vaccinations or end of follow-up.
- Conditions
- COVID-19, Smoking, Tobacco Use, Vaccination Refusal
- Trial name
- NCT05479383
- Testing
- Not applicable, this is an observational study
- Where
- Finland
- Volunteers
- 42,935 people, healthy volunteers welcome
- Sponsor
- Finnish Institute for Health and Welfare
SARS CoV 2 Infection
Consequences in ICU of Vaccination Status of Covid-19 Patients
It is a retrospective cohort study aiming to describe the characteristics, management and prognosis of vaccinated patients hospitalized in the intensive care unit (ICU), in comparison with non-vaccinated patients.
- Trial name
- CIVIC (NCT06191341)
- Where
- France
- Volunteers
- 1,058 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
COVID-19
Evaluation of Full Versus Fractional Dose of COVID-19 Vaccine Given as a Booster for the Prevention of COVID-19 in Adults in Mongolia.
This clinical trial is a single-blind, randomised study to determine the reactogenicity and immunogenicity of severe acute respiratory syndrome-coronavirus-2 (SARS-CoV-2) vaccine (Pfizer-BioNTech) as booster dose in adults, who…
- Trial name
- NCT05265065
- Testing
- Tozinameran - Standard Dose, Tozinameran - Fractional Dose
- Where
- Mongolia
- Volunteers
- 601 people, healthy volunteers welcome
- Sponsor
- Murdoch Childrens Research Institute
Kidney Transplant Recipients, Liver Transplant Recipients
COVID Protection After Transplant-Immunosuppression Reduction
This study will enroll individuals who have: Completed primary series of mRNA COVID-19 vaccine, and An antibody response ≤ 2500 U/mL measured at least 30 days after the last dose of vaccine.
- Trial name
- CPAT-ISR (NCT05077254)
- Testing
- Pfizer-BioNTech COVID-19 Vaccine 2023-2024, Moderna COVID-19 Vaccine 2023-2024, SOC IS Regimen
- Where
- 15 sites in United States
- Volunteers
- 48 people
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Vaccnation in HCW
Attitudes Towards Influenza Vaccinations Among the Healthcare Workers of Medical University of Warsaw
The study will be conducted in the UCKWUM teaching hospital in Warsaw between 2020 and 2022. The study group will be comprised of UCKWUM healthcare professionals All employees willing to participate in the study will receive an…
- Trial name
- NCT04569019
- Testing
- Vacciantion status in health care workers
- Where
- Poland
- Volunteers
- 1,000 people
- Sponsor
- Medical University of Warsaw
SARS-CoV Infection
National Cohort Study of Effectiveness and Safety of SARS-CoV-2/COVID-19 Vaccines (ENFORCE)
National cohort study of effectiveness and safety of SARS-CoV-2 vaccines (ENFORCE is an equivalence trial to evaluate the effectiveness and safety of multiple new SARS-CoV-2 vaccines approved for use in the EU, and which are…
- Trial name
- ENFORCE (NCT04760132)
- Testing
- COMIRNATY - BioNTech Manufacturing GmbH, COVID-19 Vaccine Moderna dispersion for injection - MODERNA BIOTECH, COVID-19 Vaccine AstraZeneca suspension for injection
- Where
- 5 sites in Denmark
- Volunteers
- 7,600 people, healthy volunteers welcome
- Sponsor
- Jens D Lundgren, MD
Infection, Viral, Agent as Cause of Disease Classified Elsewhere
Efficacy of BCG Vaccination in the Prevention of COVID19 Via the Strengthening of Innate Immunity in Health Care Workers
Healthcare Workers (HCW) are at high risk for COVID-19. In addition to the risk of serious forms among HCW, significant absenteeism due to illness would have dramatic consequences in our ability to fight COVID-19.
- Trial name
- COVID-BCG (NCT04384549)
- Testing
- BCG GROUP
- Where
- France
- Volunteers
- 1,120 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
COVID-19, Vaccine Refusal
CATCH-UP Vaccines: Engaged Approaches to Testing in Community/Healthcare Settings for the Underserved (COVID-19)
Oklahoma has high COVID-19 incidence, particularly among underserved minority and rural Oklahomans. Oklahoman's are also reporting SARS-CoV-2 vaccine hesitancy and signs of slowing vaccine uptake, with increased hesitancy among…
- Trial name
- NCT05236270
- Testing
- Text Message, Motivational Interviewing, Electronic Educational Message with Tailored Questions/Prompts
- Where
- United States
- Volunteers
- 312 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Vaccination; Infection, Covid19
Risk of COVID-19 Infection After Vaccination
The purpose of this observational nationwide study is to evaluate the effects of three different COVID-19 vaccines for the outcome of different severities of incident COVID infection.
- Trial name
- NCT04848441
- Testing
- The COVID-19 vaccines BNT162b2, mRNA-1273 and ChAdOx1
- Volunteers
- 2,000,000 people
- Sponsor
- Umeå University
COVID-19
Evaluation of Vaccination Coverage and Determinants of Success of the COVID-19 Vaccination Program Among Populations in Very Precarious Situations
The main objective of the study is to assess the level of vaccination coverage (VC) against COVID-19 among migrants, homeless and travelling community, according to their living conditions and housing.
- Trial name
- PREVAC (NCT05075941)
- Testing
- Vaccination coverage
- Where
- 2 sites in France
- Volunteers
- 3,811 people
- Sponsor
- Epicentre
COVID-19
Covid Vaccination in Liver Transplantation
The goal of this retrospective study is to evaluate the proportion of seroconversion after 2 doses mRNA anti-SARS-CoV2 vaccination in a cohort of high risk liver transplanted patients.
- Trial name
- VACCHEPA (NCT05079165)
- Where
- France
- Volunteers
- 300 people
- Sponsor
- University Hospital, Strasbourg, France
COVID-19
Correlation Study of Isotype Switching and Neutralizing Capacity to the COVID-19 Variants Strain
The level of neutralizing antibody was detected by using the constructed pseudovirus covid-19 variant at baseline , 1 month , 6 months and 12 months after primary vaccination, within 15 days after booster immunization at 12…
- Trial name
- NCT05087277
- Where
- China
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Centers for Disease Control and Prevention, China
Immunization; Infection, Pregnancy Related
VAX-MOM COVID-19: Increasing Maternal COVID-19 Vaccination
COVID-19 infection during pregnancy is associated with increased risk of pre-eclampsia, preterm birth and stillbirth. Pregnant people with COVID-19 have a higher rate of ICU admission and intubation than those who are not…
- Conditions
- Immunization; Infection, Pregnancy Related, COVID-19
- Trial name
- NCT05570630
- Testing
- VAX-MOM COVID-19 Intervention, Standard of Care
- Where
- United States
- Volunteers
- 6,911 people, healthy volunteers welcome
- Sponsor
- University of Rochester
COVID-19 Vaccination
Determinants of Obtaining Covid Vaccination Among Health Care Workers
Despite the global preventive efforts (physical distancing, face, mask, travel constraints, and quarantine) to contain the infection, COVID-19 is continuing with its devastating consequences on health, life, and economics.
- Trial name
- NCT04924894
- Testing
- no intervention
- Volunteers
- 350 people, healthy volunteers welcome
- Sponsor
- Assiut University
Vaccine Response, COVID-19 Vaccine
Thymalfasin (Thymosin Alpha 1; Ta1) as an Enhancer of Vaccine Response Among Older Adults Receiving Booster Doses of COVID-19 Vaccine
The goal of this research is to learn more about ZADAXIN® (trade name; thymalfasin generic; Ta1 for short) and determine if Ta1 has any benefit in increasing the immune response to the COVID-19 vaccine.
- Conditions
- Vaccine Response, COVID-19 Vaccine, Immune Response to Covid 19 Vaccination
- Trial name
- NCT06821100
- Testing
- Thymalfasin (Thymosin alpha 1, Ta1)
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- The Methodist Hospital Research Institute