Clinical trials: Flavivirus Infections
West Nile Virus Infection
Expanded Access to MGAWN1 in Subjects With Suspected West Nile Neuroinvasive Disease; Suspected West Nile Virus Infection; or Substantial Accidental Exposure
This study will test an experimental drug called MGAWN1 for the treatment of West Nile infections.
- Trial name
- NCT01206504
- Testing
- MGAWN1
- Sponsor
- MacroGenics
Encephalitis, Japanese Encephalitis
Safety Study of ChimeriVax™-JE Vaccine to Prevent Japanese Encephalitis.
The purpose of this study is to assess whether ChimeriVax™ JE vaccine (a new vaccine to be used for vaccination against Japanese encephalitis) is safe and well tolerated when compared to placebo (dummy) vaccination.
- Trial name
- NCT00314132
- Testing
- ChimeriVax-JE, Japanese Encephalitis vaccine, 0.9% Saline
- Where
- 22 sites in United States, Australia
- Volunteers
- 2,004 people, healthy volunteers welcome
- Sponsor
- Sanofi
Tick-borne Encephalitis
Safety Study of FSME-IMMUN NEW in Healthy Children and Adolescents Aged 1 to 15 Years
The purpose of this study is to investigate the safety of five consecutive lots of FSME-IMMUN NEW in healthy volunteers. The main criterion for investigation is the fever rate after the first vaccination in three different age…
- Trial name
- NCT00161863
- Testing
- FSME-IMMUN NEW 0.25 ml
- Where
- 8 sites in Austria, Germany and 1 more
- Sponsor
- Pfizer
Anemia
INTERCEPT Blood System for RBCs Study in Regions at Potential Risk for Zika Virus Transfusion-Transmitted Infections
To evaluate the safety and efficacy of red blood cells (RBCs) prepared with the INTERCEPT Blood System for Red Blood Cells Pathogen Reduction Treatment (PRT) in comparison to conventional RBCs in patients who require RBC…
- Trial name
- RedeS (NCT03037164)
- Testing
- INTERCEPT Blood System for Red Blood Cells, Conventional (Control)
- Where
- 16 sites in United States, Puerto Rico and 1 more
- Volunteers
- 692 people
- Sponsor
- Cerus Corporation
Dengue Fever
Immunogenicity and Safety of Dengue Tetravalent Vaccine (TDV) and Recombinant 9-valent Human Papillomavirus Vaccine (9vHPV) in Participants Aged ≥9 to <15 Years
The purpose of the study is to demonstrate the non-inferiority (NI) of the immune response to 2 doses of 9vHPV vaccine, 1 co-administered with TDV, compared with 2 doses of 9vHPV vaccine administered alone.
- Trial name
- NCT04313244
- Testing
- 9vHPV Vaccine, Dengue Tetravalent Vaccine (TDV)
- Where
- 4 sites in Thailand
- Volunteers
- 614 people, healthy volunteers welcome
- Sponsor
- Takeda
Malaria Fever, Zika
Xpert® Tropical Fever Test on GeneXpert® Edge X System
This is a multi-site, observational, cross-sectional clinical study that includes geographically diverse sites within and outside the United States.
- Conditions
- Malaria Fever, Zika, Dengue Fever, Leptospirosis
- Trial name
- NCT07520279
- Testing
- Xpert Tropical Fever test
- Where
- United States
- Volunteers
- 2,500 people
- Sponsor
- Cepheid
Encephalitis, Japanese Encephalitis
Long-term Follow-up of Immunogenicity of a Single Dose of Japanese Encephalitis Chimeric Virus Vaccine (JE-CV) in Toddlers
This is a long-term follow-up of the persistence of immune response in participants who previously received a single dose of JE-CV at age 12 to 18 months in Study JEC02 (NCT00735644) .
- Trial name
- NCT01001988
- Testing
- Blood sample, JE-CV administered in Study JEC02
- Where
- 4 sites in Philippines, Thailand
- Volunteers
- 596 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
West Nile Fever
Safety and Immunogenicity Study of ChimeriVax West Nile Vaccine in Healthy Adults
The purpose of this study is to determine if ChimeriVax West Nile vaccine is safe and effective in preventing West Nile disease in adults over 50 years of age.
- Trial name
- WinVax004 (NCT00746798)
- Testing
- ChimeriVax-WN02 vaccine
- Where
- 15 sites in United States
- Volunteers
- 479 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
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
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
Dengue
A Study to Assess the Efficacy, Safety and Pharmacokinetics of EYU688 in Patients With Dengue Fever
The purpose of this study is to characterize the effect on dengue viral load, fever clearance time as well as on clinical signs and symptoms with the treatment of EYU688 compared with placebo in patients with dengue fever.
- Trial name
- NCT06006559
- Testing
- EYU688
- Where
- 27 sites in Brazil, Colombia and 5 more
- Volunteers
- 108 people
- Sponsor
- Novartis Pharmaceuticals
Japanese Encephalitis
Effect of a Booster Dose of the Japanese Encephalitis Vaccine IC51
The objective is to assess the effect of a booster vaccination on immunogenicity of IC51 in terms of seroconversion rate.
- Trial name
- NCT00595309
- Testing
- IC51
- Where
- 3 sites in Austria, Germany
- Volunteers
- 198 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Dengue Fever, Dengue Hemorrhagic Fever
Immunogenicity and Safety of a Tetravalent Dengue Vaccine Administered Concomitantly or Sequentially With Gardasil®
The aim of the study was to assess the safety and immunogenicity of the CYD dengue vaccine and Gardasil (Human Papillomavirus Quadrivalent [Types 6, 11, 16, and 18] Vaccine, Recombinant) when administered concomitantly or…
- Conditions
- Dengue Fever, Dengue Hemorrhagic Fever, Human Papillomavirus Disease
- Trial name
- NCT02993757
- Testing
- CYD Dengue Vaccine, Human Papillomavirus Quadrivalent [Types 6, 11, 16, and 18] Vaccine, Recombinant.
- Where
- 5 sites in Malaysia
- Volunteers
- 528 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Dengue Fever
A Study on a New Tetravalent Dengue Vaccine (TDV) Formulation in Healthy Adults
Dengue fever is caused by an infection with the dengue virus. Vaccination with Dengue Tetravalent Vaccine (TDV) can help prevent dengue fever.
- Trial name
- NCT07047521
- Testing
- Tetravalent Dengue Vaccine (TDV)
- Where
- 5 sites in Australia
- Volunteers
- 496 people, healthy volunteers welcome
- Sponsor
- Takeda
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 Virus, Dengue Fever
Efficacy and Safety of Dengue Vaccine in Healthy Children
The primary objective of the study was to assess the efficacy of CYD dengue vaccine after three injections in preventing symptomatic virologically-confirmed dengue (VCD) cases, regardless of the severity, due to any of the four…
- Conditions
- Dengue Virus, Dengue Fever, Dengue Hemorrhagic Fever, Dengue Diseases
- Trial name
- NCT00842530
- Testing
- CYD Dengue Vaccine, Inactivated rabies virus vaccine
- Where
- Thailand
- Volunteers
- 4,002 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Japanese Encephalitis
Study of a Single Primary Dose Live Attenuated Japanese Encephalitis Chimeric Virus Vaccine (IMOJEV®) in Healthy Subjects
The purpose of this study is to describe the immunogenicity and safety of IMOJEV® in adult and pediatric populations in Vietnam and serve a bridging study to compare immunogenicity, reactogenicity, and safety data obtained with…
- Trial name
- NCT02492165
- Testing
- Live attenuated Japanese encephalitis chimeric virus vaccine (IMOJEV®)
- Where
- Vietnam
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
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.
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
Dengue, Dengue Hemorrhagic Fever
Study of Yellow Fever Vaccine Administered With Tetravalent Dengue Vaccine in Healthy Toddlers
The study was designed to evaluate whether the first CYD dengue vaccination can be administered concomitantly with Stamaril® yellow fever vaccine during the same day and visit, but at 2 different sites of administration.
- Conditions
- Dengue, Dengue Hemorrhagic Fever, Yellow Fever
- Trial name
- NCT01436396
- Testing
- Live, attenuated dengue serotype 1, 2, 3, and 4 virus, Yellow fever vaccine, Measles, mumps, and rubella (MMR) vaccine
- Where
- 2 sites in Colombia, Peru
- Volunteers
- 792 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company