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Vi-DT

Phase 1

Typhoid | Monoclonal antibody | Other |Co-Diagnostics, Inc.|Last Updated: Apr 28, 2020

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindACTIVE_CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment144
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT02645032Safety and Immunogenicity of a Vi-DT Typhoid Conjugate VaccinePHASE1 COMPLETED 144May 19, 2016Feb 9, 2017Apr 28, 2020 -
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Study Endpoints
Primary Endpoints
Safety endpoints for solicited adverse events (reactogenicity) and serious adverse events
4 weeks post first and second vaccination

Proportion of participants with local and systemic solicited adverse events (reactogenicity) and Proportion of participant with Serious Adverse Events (SAEs)

Secondary Endpoints
Proportion of participants with sero-conversion
4 weeks post first and second injections of Vi-DT and one injection of Vipolysaccharide
Geometric Mean Titers (GMT)
4 weeks post first and second vaccination
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Study Design & Arms
AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposePREVENTION
Treatment Arms
ArmTypeDescription
Test groupEXPERIMENTALTwo doses of Vi-DT (typhoid conjugate vaccine) will be administrated intramuscularly 4 weeks apart (Day 0 and Day 28).
Comparator groupACTIVE_COMPARATORBiological/Vaccine: One dose of Typhim Vi® will be administrated intramuscularly at 1st dose (Day 0). One dose of VAXIGRIP® will be administrated intramuscularly at 2nd dose (Day 28).
Interventions
NameTypeDescription
Vi-DTBIOLOGICALManufacturer: SK Chemicals Co., Ltd. Ingredient: Purified Vi-polysaccharide conjugated to diphtheria toxoid Dose: 0.5 mL/Vial
Typhim Vi®BIOLOGICALManufacturer: Sanofi Pasteur Ingredient: Purified Vi-polysaccharide Appearance: colourless liquid Dose: 0.5mL/vial
VAXIGRIP®BIOLOGICALDose: Single injection, participants 6-35 months of age will receive 0.25 ml (half a dose), participants 36 months of age and older will receive 0.5ml (full dose) \*Participants less than 9 years of age, who have not been vaccinated for flu before, will receive a second dose of flu-vaccine after the last follow-up visit of last participant in their age cohort.
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Eligibility Criteria
Age Range2 Years — 45 Years
SexALL
Healthy VolunteersYes

Inclusion Criteria: 1. Healthy male and female individual 2-45 years of age 2. Participants/Parents who have voluntarily given informed consent and/or assent. 3. Participants/Parents willing to commit complying with the study procedures of the investigator and available for the entire duration of s...

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