Clinical trials: Flavivirus Infections
Dengue, Dengue Fever
Study of a Novel Tetravalent Dengue Vaccine in Healthy Children Aged 2 to 14 Years in Asia
The aim of the trial was to assess the efficacy of the CYD dengue vaccine in preventing symptomatic, virologically-confirmed dengue (VCD) cases.
- Conditions
- Dengue, Dengue Fever, Dengue Hemorrhagic Fever
- Trial name
- NCT01373281
- Testing
- Live, attenuated, dengue serotype 1, 2, 3, 4 virus
- Where
- 12 sites in Indonesia, Malaysia and 3 more
- Volunteers
- 10,275 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Dengue
Educational Intervention to Promote Control Behaviors and Prevention of Dengue
This study will assess the effect of an educational nursing intervention in adults to promote dengue control and prevention behaviors, in comparison with the usual strategy of a health service provider institution.
- Trial name
- NCT05321264
- Testing
- Educational nursing intervention
- Where
- Colombia
- Volunteers
- 116 people
- Sponsor
- Universidad de Antioquia
Japanese Encephalitis
Immune Response in IXIARO Batch JEV09L37 Recipients Before and After Revaccination
IC51-319 is a single-arm, open-label study that investigates immune responses in subjects undergoing revaccination after receiving the subpotent batch of IXIARO JEV09L37 during primary immunization.
- Trial name
- NCT01559831
- Testing
- IXIARO
- Where
- United Kingdom
- Volunteers
- healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Travel-Related Illness, Malaria
Infection Tracking in Travellers. The Project Aims to Identify Profiles of Travel-associated Illness and to Follow up on Long-term Sequelae of Arboviral Infections and Malaria
The investigators hypothesize that sex, age, area of exposure and purpose of travel are associated with different travel-related infections. The investigators also hypothesize that certain infections will have long-term sequelae.
- Conditions
- Travel-Related Illness, Malaria, Dengue, Chikungunya
- Trial name
- ITIT (NCT04672577)
- Testing
- Observational study
- Where
- Switzerland
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- Patricia Schlagenhauf
Tick-borne Encephalitis
Prevalence of Tick-borne Encephalitis in the Pediatric Population Treated at the HUS and Characterization of Confirmed Pediatric Cases
Tick-borne encephalitis (TBE) is a zoonosis mainly transmitted to humans by the bite of ticks of the genus Ixodes and, to a lesser extent, by the consumption of contaminated and unpasteurized dairy products.
- Trial name
- TBE-KID (NCT05607394)
- Where
- France
- Volunteers
- 500 people
- Sponsor
- University Hospital, Strasbourg, France
Dengue
Assessment of a Dengue-1-Virus-Live Virus Human Challenge - (DENV-1-LVHC) Virus Strain
To evaluate the effectiveness of candidate dengue vaccine formulations, it is prudent to develop an appropriate challenge model.
- Trial name
- NCT02372175
- Testing
- Dengue-1 Virus-Live Virus Human Challenge (DENV-1-LVHC)
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- U.S. Army Medical Research and Development Command
Dengue Fever
Clinical Trial Evaluating Safety and Efficacy of Resomelagon on Dengue Infection (RESOVIR-2)
The goal of this clinical trial is to understand if Resomelagon can treat adult patients with Dengue virus infection. The main questions the investigators aim to answer are: Is Resomelagon safe to use in patients with Dengue? Is…
- Trial name
- RESOVIR-2 (NCT06917001)
- Testing
- Resomelagon, Standard Treatment
- Where
- 2 sites in Brazil
- Volunteers
- 120 people
- Sponsor
- Federal University of Minas Gerais
Healthy Children
Parental Views Related to Colorado State Legislation About Vaccinations, Schools, and Child Care Centers
Through an online survey, participants will be shown different visual presentations of vaccination data related to schools and child care centers.
- Trial name
- NCT02957344
- Where
- United States
- Volunteers
- 679 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Japanese Encephalitis
Safety Observation of the Japanese Encephalitis Vaccine Given With a Primary Immunization
This is a single-arm, non-randomized, open-label post-marketing safety observation study. The purpose of this study is to investigate the safety of JEV-I given with primary immunization in a large amount of healthy children aged…
- Trial name
- NCT06372665
- Where
- China
- Volunteers
- 15,357 people, healthy volunteers welcome
- Sponsor
- Liaoning Chengda Biotechnology CO., LTD
Dengue Fever
A Study in Children and Teenagers to Learn if a TDV Dengue Vaccination Lowers the Chance of Hospital Stays for Dengue
The main aim of this study is to collect more information on the effectiveness of TDV when used in a pilot public vaccination program for children and adolescents participating in a community-based cohort in Southeast Asian…
- Trial name
- NCT06843226
- Testing
- No Intervention
- Where
- 7 sites in Indonesia, Malaysia and 1 more
- Volunteers
- 70,000 people, healthy volunteers welcome
- Sponsor
- Takeda
Dengue
Emetine for Viral Outbreaks (a.k.a. EVOLVE Antiviral Initiative)
The goal of this study is to evaluate the efficacy and safety of emetine administered orally for symptomatic patients aged 18-65 years infected with the dengue virus. The main questions it aims to answer are: 1.
- Trial name
- NCT07016321
- Testing
- Emetine Hydrochloride 6mg, Emetine Hydrochloride 12mg
- Where
- 2 sites in United States, Nepal
- Volunteers
- 600 people
- Sponsor
- Johns Hopkins University
Dengue
Impact of Project Wolbachia - Singapore on Dengue Incidence
The study is a cluster-randomised controlled trial set in Singapore, to assess if the deployment of male Wolbachia-infected Aedes aegypti mosquitoes can reduce dengue incidence in intervention clusters.
- Trial name
- NCT05505682
- Testing
- Biological (Male Wolbachia-infected Aedes aegypti)
- Where
- Singapore
- Volunteers
- 724,428 people
- Sponsor
- National Environment Agency, Singapore
Dengue
Evaluating the Clinical and Immune Response to Two Dengue Virus Vaccines in Healthy Adults
Dengue viruses infect millions of people throughout the tropics and subtropics each year. The development of a dengue vaccine is an important health priority.
- Trial name
- NCT02392325
- Testing
- rDEN1Δ30, rDEN2Δ30-7169
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Dengue Fever
Safety and Immunogenicity Study to Assess TDV, a Live Attenuated Tetravalent Vaccine for Prevention of Dengue Fever
The purpose of this study is to assess the safety of Takeda's Tetravalent Dengue Vaccine Candidate (TDV) (previously DENVax) in healthy adults when given as either a subcutaneous (SC) or intradermal (ID) injection at two dose…
- Trial name
- NCT01224639
- Testing
- TDV - Low Dose, TDV - High Dose
- Where
- Colombia
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Inviragen Inc.
Yellow Fever, Encephalitis, Japanese
The Role of Pre-existing Cross-reactive Antibodies in Determining the Efficacy of Vaccination in Humans
Epidemic viral diseases have become more prevalent in recent years. Among the various strategies to prevent such epidemics, vaccination is the most cost-effective.
- Trial name
- NCT01943305
- Testing
- Japanese Encephalitis vaccine, Yellow Fever vaccine
- Where
- Singapore
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Singapore General Hospital
Dengue Fever
Factors Associated With Poor Dengue Outcomes in Malaysia
This study aims to analyse the results of national data collected by the e-Dengue Information System in order to determine the factors associated with disease outcomes in all patients registered from January 2013 to December 2014.
- Trial name
- NCT02510690
- Where
- Malaysia
- Volunteers
- 20,000 people
- Sponsor
- Clinical Research Centre, Malaysia
Tick-borne Encephalitis
Dose-finding Study to Investigate the Safety and Immunogenicity of Two Vaccinations With FSME IMMUN NEW in Healthy Volunteers Aged 1 to 6 Years.
The purpose of this study is to investigate the safety and immunogenicity of three different concentrations of a TBE vaccine in healthy children aged 1 to 6 years.
- Trial name
- NCT00161772
- Testing
- Tick-borne Encephalitis Vaccine
- Where
- 23 sites in Austria, Germany
- Volunteers
- healthy volunteers welcome
- Sponsor
- Pfizer
Dengue, Flavivirus Infections
A Dengue Sero-prevalence Study in the Metropolitan Area of Buenos Aires
The objective of this observational study of dengue seroprevalence in the metropolitan area of Buenos Aires is to know what percentage of the population has antibodies against dengue in persons 18 years of age or older who are…
- Trial name
- NCT05919277
- Testing
- Dengue Immunoglobulin G antibodies performed with ELISA
- Where
- Argentina
- Volunteers
- 1,487 people
- Sponsor
- Fundacion GESICA
Dengue
The Effect of Chloroquine in the Treatment of Patients With Dengue
The objective of this study was to evaluate the effect of chloroquine in the treatment of patients with dengue.
- Trial name
- NCT00849602
- Testing
- Chloroquine
- Where
- Brazil
- Volunteers
- 132 people
- Sponsor
- University of Sao Paulo
Dengue Fever
Immunogenicity and Safety of Tetravalent Dengue Vaccine Candidate (TDV) in Flavivirus-Naïve and Dengue-Immune Adults
The purpose of this study is to assess the neutralizing antibody response against each dengue serotype post-vaccination.
- Trial name
- NCT03746015
- Testing
- TDV
- Where
- 2 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Takeda