Clinical trials: Arbovirus Infections
Encephalitis, Tick-borne
Safety Study in Volunteers From 16 to 65 Years of Age: FSME IMMUN NEW vs. ENCEPUR
The purpose of this study is to assess the safety of a vaccination schedule consisting of two vaccinations (21-35 days apart) with the tick-borne encephalitis (TBE) vaccine FSME-IMMUN NEW (5 consecutive lots) in comparison to…
- Trial name
- NCT00161824
- Testing
- Tick-Borne Encephalitis (TBE) Vaccine (Inactivated)
- Where
- 7 sites in Poland
- Volunteers
- 3,800 people, healthy volunteers welcome
- Sponsor
- Pfizer
Dengue Fever
Lot-to-lot Consistency of 3 Lots of Tetravalent Dengue Vaccine (TDV) in Non-endemic Country(Ies) for Dengue
The purpose of this study is to investigate lot-to-lot consistency in terms of equivalence of the immune responses induced by 3 consecutive TDV lots in healthy participants aged 18 to 60 years in non-endemic country(ies) for…
- Trial name
- NCT03423173
- Testing
- TAK-003
- Where
- 14 sites in United States
- Volunteers
- 923 people, healthy volunteers welcome
- Sponsor
- Takeda
Dengue
Study of AT-752 in Healthy Subjects
This study will assess the safety, tolerability and pharmacokinetics (PK) of AT-752 in healthy subjects
- Trial name
- NCT04722627
- Testing
- AT-752
- Where
- Australia
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Atea Pharmaceuticals, Inc.
Encephalitis, Encephalitis, Viral
Venezuelan Equine Encephalitis Monovalent Virus-Like Particle Vaccine
The primary objective of the study is to evaluate the safety and immunogenicity of non-adjuvanted and adjuvanted monovalent VEE VLP Vaccine in healthy adults (ages 18-50 years) when administered via intramuscular (IM) injection…
- Conditions
- Encephalitis, Encephalitis, Viral, Infectious Encephalitis, Virus Diseases
- Trial name
- VEEV (NCT03776994)
- Testing
- Vaccinations on Day 0, Day 28, and Day 140
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- SRI International
Japanese Encephalitis
Rapid Immunization Study of the Japanese Encephalitis Vaccine IC51
The study investigates a rapid immunization regime of the Japanese Encephalitis vaccine IC51 (JE-PIV) in healthy subjects aged > or = 18 years
- Trial name
- NCT00595790
- Testing
- IC51
- Volunteers
- 374 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Encephalitis, Tick-Borne
Immunogenicity, Safety and Interchangeability of Two Tbe Vaccines Administered According to a Conventional Schedule in Children
The objective of this study is to assess the immunogenicity, safety and interchangeability of two different TBE vaccines in children aged 1-11 years, the first and second vaccination with either FSME-IMMUN 0.25ml Junior or…
- Trial name
- NCT00840801
- Testing
- Tick-Borne Encephalitis (TBE) Vaccine (Inactivated)
- Where
- 8 sites in Austria, Czechia
- Volunteers
- 302 people, healthy volunteers welcome
- Sponsor
- Pfizer
Zika Virus
A Study of Zika Vaccine mRNA-1893 in Adult Participants Living in Endemic and Non-Endemic Flavivirus Areas
This clinical study will evaluate the safety, tolerability, and reactogenicity of 2 dose levels of messenger RNA (mRNA)-1893 Zika vaccine in comparison to a placebo control in healthy participants who are flavivirus-seronegative…
- Trial name
- NCT04917861
- Testing
- mRNA-1893
- Where
- 11 sites in United States, Puerto Rico
- Volunteers
- 808 people, healthy volunteers welcome
- Sponsor
- ModernaTX, Inc.
Dengue Fever, Dengue Hemorrhagic Fever
Study of a Novel Tetravalent Dengue Vaccine in Healthy Children and Adolescents Aged 9 to 16 Years in Latin America
The aim of the study was to assess the efficacy of Sanofi Pasteur's CYD dengue vaccine in preventing symptomatic virologically-confirmed dengue cases for dengue-endemic areas of Latin America.
- Conditions
- Dengue Fever, Dengue Hemorrhagic Fever, Dengue
- Trial name
- NCT01374516
- Testing
- Live, attenuated, dengue serotype 1, 2, 3, 4 virus
- Where
- 22 sites in Brazil, Colombia and 3 more
- Volunteers
- 20,869 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Yellow Fever
Study on an Investigational Yellow Fever Vaccine Compared With Stamaril in Adults in Europe and Asia
VYF03 is a phase II, randomized, parallel-group prevention study with 2 arms, active-controlled (Stamaril), observer-blind, multi-center study to assess the non-inferiority of the immune response, in terms of seroconversion rates…
- Trial name
- NCT05011123
- Testing
- Yellow fever vaccine (produced on serum-free Vero cells), Yellow fever vaccine
- Where
- 23 sites in Finland, France and 4 more
- Volunteers
- 690 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Japanese Encephalitis, Measles
Immunogenicity of Japanese Encephalitis Vaccine Co-administered With Measles-Mumps-Rubella Vaccine (MMR)
This is a phase IV, randomized, controlled, open-label study proceed in healthy children aged 8 months in China. The primary objective is to demonstrate the immunogenicity of simultaneous administration of JEV-I and MMR is not…
- Conditions
- Japanese Encephalitis, Measles, Mumps, Rubella
- Trial name
- NCT06331702
- Testing
- Vero cell-drived inactive Japanese encephalitis vaccine, Measles-Mumps-Rubella Vaccine
- Where
- China
- Volunteers
- 408 people, healthy volunteers welcome
- Sponsor
- Liaoning Chengda Biotechnology CO., LTD
Japanese Encephalitis
Open-label, Randomized Study in a Pediatric Population in a JEV (Japanese Encephalitis Virus)-Endemic Country
This is a randomized, open-label Phase 3 study including children aged >9 months to <17 years and 7 months who have been vaccinated with IXIARO in study IC51-323.
- Trial name
- NCT01296360
- Testing
- IXIARO
- Where
- 3 sites in Philippines
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Encephalitis, Tick-borne
Study to Investigate the Seropersistence of TBE Virus Antibodies Approx. 3 Years After a Booster Vaccination With FSME-IMMUN 0.25 mL JUNIOR in Children
The objective of this study is to assess the TBE antibody persistence approximately three years after administration of a TBE booster vaccination with FSME-IMMUN 0.25 ml Junior in children who received either 0.25 mL or 0.5 mL…
- Trial name
- NCT00163618
- Testing
- Formaldehyde inactivated, sucrose gradient purified TBE virus antigen, strain Neudörfl
- Where
- 4 sites in Austria
- Volunteers
- healthy volunteers welcome
- Sponsor
- Pfizer
Dengue, Dengue Fever
Immunologic Mechanisms of Immune Interference and/or Cross-Neutralizing Immunity After CYD Tetravalent Dengue Vaccine
The aim of the study was to evaluate a compressed dosing schedule and the immunologic effects of co-administration of a CYD dengue vaccine with a licensed flavivirus (FV) with Japanese encephalitis (JE) vaccine.
- Conditions
- Dengue, Dengue Fever, Dengue Hemorrhagic Fever
- Trial name
- NCT01943825
- Testing
- CYD Dengue Vaccine, Japanese Encephalitis Vaccine
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Dengue Fever, Dengue Hemorrhagic Fever
Study of Sanofi Pasteur's CYD Dengue Vaccine in Healthy Subjects in Singapore
Primary Objectives: To evaluate safety after each CYD Dengue vaccination in terms of injection site and systemic reactogenicity. To evaluate the occurrence of Serious Adverse Events (SAEs) throughout the trial period.
- Conditions
- Dengue Fever, Dengue Hemorrhagic Fever, Dengue Virus, Dengue Diseases
- Trial name
- NCT00880893
- Testing
- CYD Dengue vaccine, NaCl + influenza virus or hepatitis A vaccine
- Where
- 5 sites in Singapore
- Volunteers
- 1,198 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Dengue, Dengue Fever
Study of ChimeriVax™ Dengue Tetravalent Vaccine in Adult Subjects
To evaluate effect of previous flavivirus exposure on the safety and immunogenicity of the ChimeriVax™ dengue tetravalent vaccine Primary Objectives: To describe the safety of one injection of ChimeriVax™ dengue tetravalent…
- Conditions
- Dengue, Dengue Fever, Dengue Hemorrhagic Fever, Dengue Virus
- Trial name
- NCT00730288
- Testing
- Chimeric dengue serotype (1, 2, 3, 4)
- Where
- Australia
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Sanofi
Chikungunya Virus Infection
VLA1553-403 Pregnancy Surveillance Study
This post-marketing, observational study evaluates pregnancy and infant outcomes up to 12 weeks after delivery among women who received the chikungunya vaccine (VLA1553) during pregnancy or within 30 days before their last…
- Trial name
- NCT07414524
- Testing
- Live-attenuated CHIKV vaccine VLA1553, Vaccine(s) approved for use during pregnancy by the MoH
- Where
- 3 sites in Brazil
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Dengue
An Epidemiological Surveillance Study to Evaluate the Incidence of Dengue in Brazil
The purpose of this study is to estimate the incidence of dengue infection in children and adults in geographically distinct locations of Brazil.
- Trial name
- NCT01751139
- Testing
- Blood sample collection, Data collection
- Where
- 5 sites in Brazil
- Volunteers
- 3,300 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Active Immunisation for Chikungunya Virus Infection
A Seamless Phase II/III, Observer-blind, to Evaluate Immunogenicity and Safety of Chikungunya Virus Vaccine in Healthy Subjects 12-65Years of Age.
A Seamless Phase II/III, Observer-blind, Multi-centre, Randomized Clinical Trial to Evaluate Immunogenicity and Safety of BBV87, an Inactivated Chikungunya Virus Vaccine in Healthy Subjects 12-65 Years of Age
- Trial name
- CHIKV/II-III (NCT07555392)
- Testing
- BBV87 Chikungunya vaccine
- Where
- 10 sites in India
- Volunteers
- 1,000 people
- Sponsor
- Bharat Biotech International Limited
Chikungunya Virus Infection
Observational Study to Assess the Effectiveness of VLA1553 Vaccine in Preventing Chikungunya During a Pilot Vaccination Strategy in Brazil
This is an observational, non-interventional, test-negative case-control (TNCC) study to estimate the vaccine effectiveness of VLA1553 against Chikungunya virus in a real-world setting.
- Trial name
- NCT07347002
- Testing
- Live-attenuated CHIKV vaccine VLA1553
- Where
- 3 sites in Brazil
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Japanese Encephalitis
Study of Live Attenuated ChimeriVax™-Japanese Encephalitis Vaccine
The purpose of this study is to assess the safety, tolerability, and immunogenicity of a new formulation of lyophilised ChimeriVax™-JE, given at three dose levels, compared with placebo.
- Trial name
- NCT00981630
- Testing
- Live attenuated Japanese encephalitis virus
- Where
- 2 sites in Australia
- Volunteers
- 128 people, healthy volunteers welcome
- Sponsor
- Sanofi