Clinical trials: Vaccination
Influenza, Human, Vaccine Hesitancy
Conversational AI for Adult Flu Vaccination Decisions
This randomized trial tests whether an online guide combining short evidence cards with an AI-guided conversation increases flu-vaccination intention among US adults who haven't decided whether to get a flu vaccine this season.
- Trial name
- NCT07896850
- Testing
- Flu vaccination guide, Accident safety guide
- Where
- United States
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Calypta Systems, Inc.
Influenza Vaccination
Family Physician Nudges for Influenza Vaccination Among Older Adults
The goal of this clinical trial is to learn if a family-physician nudge intervention works to improve influenza vaccination among adults aged 65 years and older in China.
- Trial name
- NCT07864597
- Testing
- Family Physician Influenza Vaccination Nudge
- Volunteers
- 3,060 people, healthy volunteers welcome
- Sponsor
- Fudan University
Pneumococcal Infections, Immunization Programs
Randomized Controlled Trial Of Text Messages To Increase Pneumococcal Vaccination In Adults In Chile.
The goal of this randomized controlled trial is to learn if text message reminders sent through WhatsApp increase pneumococcal vaccination coverage in adults turning 65 years old in Chile.
- Conditions
- Pneumococcal Infections, Immunization Programs, Vaccination Coverage, Text Messaging (Intervention)
- Trial name
- PNEUMO-SMS (NCT07659470)
- Testing
- WhatsApp text message reminder for pneumococcal vaccination
- Where
- Chile
- Volunteers
- 40,753 people, healthy volunteers welcome
- Sponsor
- Pablo Tomás Valenzuela García
Hepatitis B, Vaccination; Infection
The Immune Responses After Hepatitis B Revaccination Doses in a Young Cohort
This prospective cohort study aims to provide the evidence-based clinical guide to help decide the revaccination doses of hepatitis B vaccine that the high-risk young adults without hepatitis B seroprotective antibodies (anti-HBs…
- Conditions
- Hepatitis B, Vaccination; Infection, Preventable Disease, Vaccine
- Trial name
- IRHBRVD (NCT04970836)
- Testing
- recombinant hepatitis B vaccine
- Where
- Taiwan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Influenza A, Influenza B, Influenza Vaccination
Phase 2/3 Clinical Trial to Evaluate the Immunogenicity and Safety of GC3114B in Adults Aged 65 Years or Older
This is a multicenter, randomized, double-blind, active-controlled, parallel-group clinical trial in adults aged 65 years or older.
- Trial name
- GC3114B (NCT07883928)
- Testing
- vaccination of GC3114B, Vaccination of Efluelda
- Where
- South Korea
- Volunteers
- 1,806 people, healthy volunteers welcome
- Sponsor
- GC Biopharma Corp
Vaccination
Sleep and Adolescent Vaccine Immunogenicity Pilot/Observational Study
This study tests whether the sleep habits of 11-12 years-olds impact their response to a vaccine that protects against meningococcal illness.
- Trial name
- SAVI (NCT07636525)
- Where
- United States
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Placebo Analgesia, Pediatric Pain
Applying a Small Procedure Prior to Injection/Vaccination Reduces Pain in Children
In this proposed study, the investigators aim to apply a minor procedure prior to a treatment that induces pain (e.g., injection/vaccination) to help manage pediatric pain.
- Conditions
- Placebo Analgesia, Pediatric Pain, Vaccination
- Trial name
- NCT06313788
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Lingnan University
Vaccine Confidence, Adolescent Vaccination
Tailored Vaccine Messaging for Parents/Caregivers of Adolescents
his study will evaluate whether tailored vaccine messaging improves vaccination-related outcomes among parents and caregivers of adolescents.
- Conditions
- Vaccine Confidence, Adolescent Vaccination, Vaccine Uptake
- Trial name
- VACCINE-WEST (NCT07878442)
- Testing
- Tailored Vaccine Messaging, Standard Vaccine Message
- Where
- United States
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of Utah
Covid-19 Vaccination
Effect of Messaging on Pragmatic Outcomes Within an Integrated Healthcare System
COVID-19 vaccination among patients at high risk for severe disease has declined in the United States since 2022. Prior research, including discrete choice experiments (DCEs), has demonstrated that vaccine preferences are…
- Trial name
- EMPOWeR (NCT07838038)
- Testing
- Vaccine choice message, Vaccine choice + platform-framed message, Vaccine choice + HCP trust-framed message
- Where
- United States
- Volunteers
- 1,300,000 people, healthy volunteers welcome
- Sponsor
- Kaiser Permanente
Mucosal Immune Response to Influenza Vaccination
How Healthy Adults Respond to the Nasal Flu Vaccine
This study is looking at how the immune system in the nose responds after receiving the FluMist nasal flu vaccine in healthy adults. FluMist is an FDA-approved influenza vaccine that is given as a nasal spray.
- Trial name
- MOSAIC (NCT07726862)
- Testing
- FluMist (Live Attenuated Influenza Vaccine)
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Influenza, COVID-19
Flu COVID Vaccine Views
This study addresses a critical evidence gap relevant to implementation strategies for combination vaccines in health care settings.
- Conditions
- Influenza, COVID-19, Vaccination Willingness
- Trial name
- NCT07871448
- Testing
- Survey
- Where
- 2 sites in United States
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- George Washington University
Psychological, Stress
Psychological and Lifestyle Factors on Health Outcomes
Psychosocial and lifestyle factors in Army recruits likely contribute to increased susceptibility to infection and injury during basic Army training.
- Conditions
- Psychological, Stress, Immune Health, Vaccination
- Trial name
- NCT04780867
- Testing
- Delayed vaccination
- Where
- United Kingdom
- Volunteers
- 1,188 people, healthy volunteers welcome
- Sponsor
- Liverpool John Moores University
Vaccine Hesitancy
Dengue Vaccine Hesitancy Among International Travelers
The goal of this cross-sectional study is to study dengue vaccine hesitancy among 390 international travelers who visit the Hospital for Tropical Diseases, Bangkok, and three public sites which are the area near the Grand Palace…
- Trial name
- NCT06418854
- Testing
- Questionnaire
- Where
- Thailand
- Volunteers
- 390 people, healthy volunteers welcome
- Sponsor
- Mahidol University
HPV Vaccination
OPERATION WIPE OUT: Multi-Channel Communication Campaign to Promote HPV Vaccination in Chambers County, Alabama
The Advisory Committee on Immunization Practices (ACIP) recommends HPV vaccination for all children and adults ages 9 to 26 in the U.S.
- Trial name
- NCT06247124
- Testing
- multi-channel communication campaign to promote HPV vaccination
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Cholera Vaccination Reaction
Phase 1b Ascending Dose Study of PanChol in Healthy Volunteers
Cholera is a serious diarrheal disease that can be fatal within hours of onset. The current available cholera vaccines to prevent the disease are not very effective.
- Trial name
- PanChol (NCT07107516)
- Testing
- PanChol
- Where
- Zambia
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Centre for Infectious Disease Research in Zambia
Vaccine Hesitancy, Vaccine Acceptance
Development and Evaluation of a Digital Educational Intervention to Improve Vaccine Confidence and Communication Among Registered Nurses: Protocol for a Randomized Controlled Trial (VaxNurse-RCT).
Nurses play an important role in providing vaccine information and supporting informed vaccination decisions. This study will evaluate a digital educational intervention designed for registered nurses in Quebec.
- Trial name
- VaxNurse-RCT (NCT07859579)
- Testing
- Digital educational intervention
- Where
- Canada
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Universite du Quebec en Outaouais
COVID-19 Vaccination
Influence of Vaccine Message Medium on Intentions to Vaccinate in College Students
The goal of this clinical trial is to understand the influence of vaccine message medium (e.g., text, photo, or video) on intentions to vaccinate in college students.
- Trial name
- NCT07861087
- Testing
- COVID-19 Video, COVID-19 Words, COVID-19 Poster
- Where
- United States
- Volunteers
- 1,064 people, healthy volunteers welcome
- Sponsor
- Penn State University
Vaccine Effectiveness, HPV Vaccination
A Trial to Establish Non-inferiority of Immunogenicity of a Single-dose of CERVAVAC® Quadrivalent HPV Vaccine Compared to the Gardasil® Quadrivalent Vaccine Among Girls and Boys Aged 9 to 14 Years and in Girls/Women Aged 15 to 20 Years in Zambia
The goal of this study is to compare the immune response of the single dose of the CERVAVAC vaccine with the single dose of Gardasil vaccine in girls/women aged 9 to 20 and boys aged 9 to 14 at 6 months, 12 months and 24 months…
- Conditions
- Vaccine Effectiveness, HPV Vaccination, Single Dose, Immunogenicity
- Trial name
- CervALONE (NCT07256912)
- Testing
- quadrivalent HPV vaccine
- Where
- Zambia
- Volunteers
- 1,266 people, healthy volunteers welcome
- Sponsor
- International Agency for Research on Cancer
Vaccination Adverse Event, Immunogenicity, Vaccine
Study Interchangeability Hep-B Vaccine Administered at Birth Dose
This trial is a randomized, double-blind, two arms parallel groups, prospective intervention study.
- Trial name
- NCT07854847
- Testing
- In-house Hepatitis B Vaccine, Registered Hepatitis B Vaccine
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- PT Bio Farma
Influenza, Vaccination Coverage
Communication Intervention to Improve Influenza Vaccination Rates Among Elderly in Can Tho
This study evaluates the effectiveness of a multi-component community-based communication intervention to increase influenza vaccination rates among adults aged above 65 years in Can Tho City, Vietnam.
- Conditions
- Influenza, Vaccination Coverage, Health Communication
- Trial name
- CIVECT (NCT07508189)
- Testing
- Multi-component Health Communication Package
- Where
- Vietnam
- Volunteers
- 1,237 people, healthy volunteers welcome
- Sponsor
- Can Tho University of Medicine and Pharmacy