Clinical trials: Flavivirus Infections
Zika Virus
Safety, Tolerability, and Immunogenicity of mRNA-1325 in Healthy Adult Subjects
The clinical study will assess the safety, tolerability, and immunogenicity of mRNA-1325 in healthy adult subjects.
- Trial name
- NCT03014089
- Testing
- mRNA-1325
- Where
- 3 sites in United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- ModernaTX, Inc.
Dengue
Study of a Dengue Vaccine (V180) in Healthy Adults (V180-001)
This study will determine whether at least one formulation of an experimental dengue vaccine (V180) is safe and causes an immune response.
- Trial name
- NCT01477580
- Testing
- Low-dose V180 with low-dose ISCOMATRIX™ adjuvant, Low-dose V180 with medium-dose ISCOMATRIX™ adjuvant, Medium-dose V180 (non-adjuvanted)
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Healthy Volunteers
A Study to Determine the Safety of AV-1, an Antibody Being Developed for Treatment of Dengue, in Healthy Volunteers
AV-1 is a human monoclonal antibody (mAb) being investigated as a potential therapy for dengue, a mosquito-borne viral disease with extensive global public health impact.
- Trial name
- NCT04273217
- Testing
- AV-1
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- AbViro LLC
Dengue, Dengue Fever
Prospective Dengue Seroprevalence Study in 5 to 10 Year-old Children
This is a descriptive prospective community-based seroprevalence study. Primary objective: To determine the prevalence of specific antibodies (immunoglobulin G [IgG]) against dengue in healthy 5 to 10 year-old children in India.
- Conditions
- Dengue, Dengue Fever, Dengue Hemorrhagic Fever
- Trial name
- NCT01477671
- Where
- 4 sites in India
- Volunteers
- 667 people, healthy volunteers welcome
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Encephalitis, Tick-Borne
Immunogenicity and Safety Study of FSME-IMMUN 0.5 mL in Adult Subjects Previously Vaccinated According to a Rapid Immunization Schedule
The objective of this study is to investigate the immunogenicity and safety of FSME-IMMUN 0.5 ml in two age strata (stratum A: 16 to 49 years, stratum B: > 50 years), with the first and second vaccinations being administered…
- Trial name
- NCT00460486
- Testing
- Formaldehyde inactivated, sucrose gradient purified TBE virus antigen, strain Neudörfl
- Where
- 4 sites in Poland
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Pfizer
Zika Virus, Zika Virus Infection
Randomized, Placebo-controlled, Observer-blinded Phase 1 Safety and Immunogenicity Study of Inactivated Zika Virus Vaccine Candidate in Healthy Adults
In this Phase 1 study, two target dose levels of VLA1601, a purified, inactivated, whole Zika virus (ZIKV) vaccine candidate adsorbed on aluminum hydroxide (alum) will be evaluated: 6 antigen units (AU) and 3 AU of inactivated…
- Trial name
- NCT03425149
- Testing
- VLA1601
- Where
- United States
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Dengue
Study to Examine the Effects of Oral Fenretinide
This randomized, placebo controlled single center study examines the extent to which 600 mg/m2/day of orally administered ISLA101 (fenretinide), given prophylactically or therapeutically, may reduce or eliminate signs and…
- Trial name
- PROTECT (NCT06528457)
- Testing
- ISLA101, Dengue 1 Live Virus Human Challenge (DENV-1-LVHC)
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Island Pharmaceuticals
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
Japanese Encephalitis
Safety and Tolerability of the Japanese Encephalitis Vaccine IC51
The objective is to investigate the safety and tolerability of Japanese Encephalitis vaccine IC51 with an inactive control in healthy subjects aged > or = 18 years
- Trial name
- NCT00605085
- Testing
- Japanese Encephalitis purified inactivated vaccine (IC51)
- Volunteers
- 2,675 people, healthy volunteers welcome
- Sponsor
- Valneva Austria GmbH
Dengue
Immunogenicity and Safety of Tetravalent Dengue Vaccine (TDV) Administered With a Yellow Fever Vaccine in Adults
The main purpose of this study is to assess the immunogenicity and safety of the concomitant and sequential administration of yellow fever (YF) vaccine and tetravalent dengue vaccine (TDV) in healthy participants aged 18 to 60…
- Trial name
- NCT03342898
- Testing
- YF-17D, TDV
- Where
- 11 sites in United States
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- Takeda
Dengue Fever
Detection of Dengue Virus in Plasma of Patients in Nepal
To test whether Karius Infectious Disease Diagnostic Sequencing assay can detect Dengue Virus in plasma from suspected cases of Dengue or Dengue Fever like-illnesses from samples collected as part of a hospital-based multi-site…
- Trial name
- NCT03620487
- Where
- Nepal
- Volunteers
- 643 people
- Sponsor
- Karius, Inc.
Encephalitis, Tick-Borne
Evaluation of Long-Term Immunogenicity in Children and Adolescents Boosted With a New Pediatric TBE Vaccine After Five Years
blood draw five years after booster-immunization with TBE vaccine to investigate immunogenicity in children
- Trial name
- NCT00452621
- Testing
- blood draw
- Where
- 8 sites in Germany
- Volunteers
- 235 people, healthy volunteers welcome
- Sponsor
- Novartis
Dengue Fever
Study of AT-752 in Patients With Dengue Infection
The Phase 2 study will be conducted in adult patients with confirmed Dengue infection and will investigate safety, PK, and pharmacodynamics (PD) in this population.
- Trial name
- NCT05466240
- Testing
- AT-752
- Where
- 32 sites in Brazil, Colombia and 8 more
- Volunteers
- 21 people
- Sponsor
- Atea Pharmaceuticals, Inc.
Tick-borne Encephalitis
Dose-finding Study to Investigate the Safety and Immunogenicity of Two Vaccinations With FSME IMMUN NEW in Healthy Volunteers Aged 6 to 16 Years.
The purpose of this study is to investigate the safety and immunogenicity of three different concentrations of a TBE vaccine will be investigated in healthy children aged 6 to 16 years.
- Trial name
- NCT00161798
- Testing
- Tick-borne encephalitis vaccine
- Where
- 23 sites in Germany
- Volunteers
- healthy volunteers welcome
- Sponsor
- Pfizer
COVID-19, Yellow Fever
A Study to Evaluate the Safety, Pharmacokinetics and Antiviral Effects of Galidesivir in Yellow Fever or COVID-19
This is a placebo-controlled, randomized, double-blind study to evaluate the pharmacokinetics, safety and antiviral activity of galidesivir in subjects with yellow fever (YF) or COVID-19.
- Trial name
- NCT03891420
- Testing
- Galidesivir
- Where
- 5 sites in Brazil
- Volunteers
- 24 people
- Sponsor
- BioCryst Pharmaceuticals
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
Safety and Immunogenicity of a Tetravalent Dengue Vaccine in HIV-Positive Adults
The aim of the study was to evaluate the safety and immunogenicity of the Dengue vaccine in a population of special interest, such as HIV-positive adults previously exposed to dengue.
- Conditions
- Dengue Fever, Dengue Hemorrhagic Fever, Human Immunodeficiency Virus
- Trial name
- NCT02741128
- Testing
- CYD Dengue Vaccine
- Where
- 4 sites in Brazil
- Volunteers
- 133 people
- Sponsor
- Sanofi Pasteur, a Sanofi Company
Dengue Fever
Immunogenicity and Safety of Tetravalent Dengue Vaccine (TDV) at the End of Shelf Life in Healthy Adults
The purpose of this study is to evaluate the safety and immune response of a naturally aged lot of tetravalent dengue vaccine (TDV) in healthy participants, aged 18 to 60 years, in non-endemic country(ies) for dengue.
- Trial name
- NCT03771963
- Testing
- Tetravalent Dengue Vaccine (TDV)
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Takeda
Zika Virus Infection, Zika Virus Disease
Study in Healthy Volunteers Evaluating Safety and Pharmacokinetics of Zika Virus Immune Globulin (ZIKV-IG)
Currently, there are no licensed therapeutics against Zika virus infection. Due to this unmet medical need, Zika Virus Immune Globulin (ZIKV-IG) is being developed as a therapeutic intervention against Zika virus infection.
- Trial name
- NCT03624946
- Testing
- Zika Virus Immune Globulin (ZIKV-IG)
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Emergent BioSolutions
Zika Virus
Safety, Tolerability, and Immunogenicity of Zika Vaccine mRNA-1893 in Healthy Flavivirus Seropositive and Seronegative Adults
This clinical study will evaluate the safety, tolerability and reactogenicity of mRNA-1893 Zika vaccines in flavivirus seronegative and flavivirus seropositive participants
- Trial name
- NCT04064905
- Testing
- mRNA-1893
- Where
- 4 sites in United States, Puerto Rico
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- ModernaTX, Inc.