Clinical trials: Flavivirus Infections
Dengue, Viral Infection
Metformin in Dengue With Obesity
This study aims to investigate the effect of metformin as host-directed therapy in obese/overweight patients with dengue Primary Objective To evaluate the safety and tolerability of metformin in obese/overweight young adults and…
- Conditions
- Dengue, Viral Infection, Metformin, Anti-inflammatory Agents
- Trial name
- MeDO (NCT04377451)
- Testing
- Metformin
- Where
- Vietnam
- Volunteers
- 120 people
- Sponsor
- Oxford University Clinical Research Unit, Vietnam
Encephalitis, Tick-Borne
Study of the Safety, Tolerability and Immune Response of TBE Vaccines Administered to Healthy Children
The purpose of this study is to evaluate the safety, immunogenicity and tolerability of TBE vaccines administered to children.
- Trial name
- NCT00311441
- Testing
- Tick-Borne Encephalitis vaccine
- Where
- Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Novartis
Dengue, Severe Dengue
Dengue Serostatus Study in the Philippines
This is an observational study for 5 years, and aims to determine the risk of developing dengue among Philippine children who are eligible to receive the dengue vaccine during the DOH mass dengue vaccination, by dengue serostatus…
- Conditions
- Dengue, Severe Dengue, Dengue Fever, Virologically-confirmed Dengue
- Trial name
- NCT03465254
- Volunteers
- 2,996 people, healthy volunteers welcome
- Sponsor
- University of the Philippines
Malaria, Dengue
Clinical Evaluation of Insect Repellent and Insecticide Treated Nets in Lao PDR
Rural communities involved in agriculture are often at highest risk of insect-borne diseases in Southeast (SE) Asia. Skin-applied insect repellents may prove a useful means of reducing mosquito-borne diseases for those people…
- Conditions
- Malaria, Dengue, Japanese Encephalitis
- Trial name
- NCT00938379
- Testing
- 20% deet insect repellent
- Where
- Laos
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- London School of Hygiene and Tropical Medicine
Yellow Fever
Booster Vaccine for Yellow Fever
This is a phase III trial on Children. The investigators will enroll a total of 750 participants in Fajikunda Health Center (Gambia) The aims of the study are To describe the safety and immunogenicity of a booster dose of a…
- Trial name
- BoVY (NCT05332197)
- Testing
- 17D Yellow fever vaccine
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- London School of Hygiene and Tropical Medicine
Dengue
Citizen Action for Sustainable Dengue Control in Sub-Saharan Africa
This project focuses on addressing arboviral outbreaks in Ivory Coast by involving local communities in the sustainable control of Aedes mosquitoes, utilizing scientific advice and environmental interventions.
- Trial name
- NCT06648603
- Testing
- Community-based larval source management, Enhanced Aedes adults trapping (BG-GAT), Community-based larval source management with Enhanced Aedes adults trapping (BG-GAT)
- Where
- Côte d’Ivoire
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Swiss Tropical & Public Health Institute
Dengue
Serological Study of Dengue and Characterization of Immune Response in Ten Endemic and Non-Endemic Cities in Mexico
Background: Dengue continues to be a high priority disease for public health in tropical and subtropical countries, where vector control measures have not had the expected impact on transmission.
- Trial name
- NCT04947111
- Testing
- Estimate the distribution of antibodies by serotype by Dengue virus in areas of low and high incidence of dengue
- Where
- Mexico
- Volunteers
- 1,960 people, healthy volunteers welcome
- Sponsor
- Mexican Society of Public Health
Encephalitis
SouthEast Asia Encephalitis Project
Encephalitis, an acute inflammation of the central nervous system associated with neurologic dysfunction is of public health concern worldwide, because of its high mortality and neurological sequelae rates.
- Trial name
- SEAe (NCT04089436)
- Testing
- CSF sampling, Blood sampling, Nasopharyngeal and rectal sampling
- Where
- 7 sites in Burma, Cambodia and 2 more
- Volunteers
- 800 people
- Sponsor
- Institut Pasteur
Dengue
Insecticidal School Uniforms for Dengue Prevention in Thailand
This is a randomised controlled trial that will be conducted in eastern Thailand in a group of schools with approximately 2,000 students aged 7-15 years.
- Trial name
- DengueTools (NCT01563640)
- Testing
- permethrin insecticide, washing
- Where
- Thailand
- Volunteers
- 1,825 people, healthy volunteers welcome
- Sponsor
- Umeå University
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
Dengue, Vector Borne Diseases
Sustainable Reduction of Dengue in Colombia: Vector Breeding Site Intervention With an Insecticidal Coating
Effective control of Aedes aegypti mosquitoes in breeding sites with high reproductive rates could have a major impact on reducing arbovirosis in endemic communities.
- Conditions
- Dengue, Vector Borne Diseases, Arbovirus Infections, Zika
- Trial name
- NCT06268691
- Testing
- Insecticide Coating INESFLY
- Where
- 2 sites in Colombia, Germany
- Volunteers
- 35,000 people, healthy volunteers welcome
- Sponsor
- Rocio Cardenas Sanchez
Dengue
Procleix® Dengue Virus Assay Testing of Individual Donor Samples From Puerto Rican Blood Donors - American Red Cross
The objective of this study is to test individual donor samples (IDSs) with the investigational Dengue Assay on the TIGRIS System and to further characterize the Dengue Assay in the clinical setting.
- Trial name
- NCT01656174
- Testing
- Procleix Dengue Virus Assay
- Where
- 2 sites in United States
- Volunteers
- 35,035 people, healthy volunteers welcome
- Sponsor
- Gen-Probe, Incorporated
Encephalitis, Japanese B
Determining Safety and Efficacy of Japanese Encephalitis Vaccine When Given With Measles Vaccine
This study will determine whether it is safe and effective to administer Japanese encephalitis (JE) live attenuated SA 14-14-2 vaccine at the same time as measles vaccine.
- Trial name
- NCT00249769
- Testing
- Live Japanese encephalitis vaccine SA 14-14-2 (LJEV), Measles Vaccine (MV)
- Where
- Philippines
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- PATH
Dengue Fever
A Cluster-randomized Trial to EValuate the Efficacy of Wolbachia-InfecTed Aedes Aegypti Mosquitoes in Reducing the Incidence of Arboviral Infection in Brazil (EVITA Dengue)
This is a cluster randomized controlled trial (CRCT) to evaluate the efficacy of Wolbachia-infected A. aegypti mosquito releases in reducing the burden of ARBV infection in Brazil over four years.
- Trial name
- NCT04514107
- Testing
- Brazilian National Dengue Control Program, Wolbachia-infected Aedes aegypti
- Where
- Brazil
- Volunteers
- 5,757 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Dengue
Diagnosing Dengue: Evaluating the Utility of Oral Fluid for Dengue Diagnosis
Dengue is the most common viral illness spread by mosquitos. It is important to diagnose dengue to prompt adequate therapy and initiate local mosquito control.
- Trial name
- NCT02435615
- Testing
- SaniSal Oral Fluid Collector
- Where
- Dominican Republic
- Volunteers
- 15 people
- Sponsor
- University of Miami
Encephalitis, Tick-borne
Immunogenicity and Safety Study of a Third Vaccination With FSME-IMMUN 0.5 mL in Subjects Previously Vaccinated According to a Rapid Immunization Schedule (Follow-up to Study 225)
The objective of this study is to investigate the immunogenicity and safety of a third vaccination with FSME-IMMUN 0.5 ml given approximately 12 months after the second vaccination in Study 225.
- Trial name
- NCT00163540
- Testing
- Formaldehyde inactivated, sucrose gradient purified TBE virus antigen, strain Neudörfl
- Where
- Belgium
- Volunteers
- healthy volunteers welcome
- Sponsor
- Pfizer
Dengue Fever, Dengue Hemorrhagic Fever
Study of a Booster Dose of a Tetravalent Dengue Vaccine in Subjects Who Previously Completed the 3-dose Schedule
The aim of the study was to assess and describe the booster effect of a CYD dengue vaccine dose administered 4 to 5 years after the completion of a 3-dose vaccination schedule.
- Trial name
- NCT02623725
- Testing
- CYD Dengue Vaccine (5-dose formulation)
- Where
- 5 sites in Brazil, Colombia and 3 more
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Japanese Encephalitis
Live Attenuated Japanese Encephalitis (JE) Vaccine Coadministered With Measles Vaccine in Infants 9 Months of Age
To facilitate introduction of live attenuated SA 14-14-2 Japanese encephalitis vaccine (LJEV) into the National Immunization Programme of Sri Lanka, we evaluated the safety and immunogenicity of co-administration of LJEV and…
- Trial name
- JEV03 (NCT00463684)
- Testing
- Live, Attenuated Japanese Encephalitis SA 14-14-2 Vaccine, Live, attenuated measles vaccine
- Where
- 3 sites in Sri Lanka
- Volunteers
- 278 people, healthy volunteers welcome
- Sponsor
- PATH
Zika Virus
ZIKAlliance Children Cohort (ZIKAllianceCH)
The aim of this proposal is to evaluate the causal relationship between Zika virus (ZIKV) infections in pregnancy and congenital malformations.
- Trial name
- ZIKAllianceCH (NCT03393286)
- Where
- 10 sites in Bolivia, Brazil and 5 more
- Volunteers
- 1,554 people, healthy volunteers welcome
- Sponsor
- University of Heidelberg Medical Center
Japanese Encephalitis
Safety and Efficacy Study of ChimeriVax™-JE and JE Inactivated Mouse Brain Vaccine in Children of Descending Age
This randomised, double-blind study is to be conducted on 96 subjects at multiple sites in India. Subjects will be enrolled by age group and randomised to either ChimeriVax™-JE (JE-CV) or JE Mouse Brain Derived Vaccine (JE-MBDV).
- Trial name
- NCT00441259
- Testing
- ChimeriVax™-JE, Japanese Encephalitis Inactivated Mouse Brain Vaccine
- Where
- 3 sites in India
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Sanofi