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IC51 has given in the parent study IC51-322

Phase 3

Japanese Encephalitis | Monoclonal antibody | Infectious Disease |Valneva SE|Trials Updated: Mar 18, 2020

IC51 has given in the parent study IC51-322 development status

Highest phase Phase 3
Registered trials 1 across 1 sponsor since Nov 2010

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment23

FDA Designations

No designations recorded

IC51 has given in the parent study IC51-322 clinical trials

IC51 has given in the parent study IC51-322 · 1 trial · 1 indication

Phase 3 1
NCT01246479Long Term Immunity and Safety Following Vaccination With the JEV IC51 (IXIARO®, JESPECT®) in Pediatric Population In Non Endemic Countries. Uncontrolled, Ph3 FU-StudyJapanese Encephalitis
COMPLETED23 Analytics
PHASE3COMPLETED
Long Term Immunity and Safety Following Vaccination With the JEV IC51 (IXIARO®, JESPECT®) in Pediatric Population In Non Endemic Countries. Uncontrolled, Ph3 FU-Study
Japanese EncephalitisUnlock trial analytics

Study Endpoints

Primary Endpoints

Rate of Subjects With PRNT50 Titers of ≥ 1:10 at Month 12 After the First IC51 Vaccination (in Study IC51-322)
Month 12

Rate of subjects with PRNT50 titers of ≥ 1:10 at Month 12 after the first IC51 vaccination (in study IC51-322)

Secondary Endpoints

GMT for JEV Neutralizing Antibodies Measured Using the PRNT at Month 12, 24 and 36 After the First IC51 Vaccination (in Study IC51-322)
Month 12, 24 and 36
Rate of Subjects With PRNT50 Titers of ≥ 1:10 at Months 24 and 36 After the First IC51 Vaccination (in Study IC51-322)
Month 24, 36
Rate of Subjects With SAEs Following Immunization up to Months 12, 24 and 36 After the First IC51 Vaccination (in Study IC51-322)
Months 12, 24 and 36
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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeOTHER

Treatment Arms

ArmTypeDescription
No treatmentOTHERsubjects will be followed up on immunity (analysis of blood samples) and safety

Interventions

NameTypeDescription
Blood drawPROCEDUREblood draw at Month 12, Month 24 and Month 36.
IC51 has given in the parent study IC51-322BIOLOGICALNo more vaccinations in IC51-324 since this a study for long-term follow-up on safety and immunogenicity after vaccinations in parent study IC51-322.
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Eligibility Criteria

Age Range9 Months to 20 Years
SexALL
Healthy VolunteersYes
Study Sites5

Inclusion Criteria: * Subjects who have received two vaccinations in study IC51 322. (2) Subjects who were enrolled as part of the immunogenicity subgroup of study IC51-322. * Male or female healthy subjects aged ≥ 9 months to \< 21 years at the time of enrolment into this study. * Written informed...

Countries:United StatesAustraliaGermany
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Frequently asked questions about IC51 has given in the parent study IC51-322

What is IC51 used for?

IC51 is being studied for Japanese Encephalitis, a viral infection of the brain. The Phase 3 study NCT01246479 followed pediatric participants in non-endemic countries after vaccination with the JEV IC51 product, tracking long term immunity and safety in children as young as 9 months.

Who is developing IC51?

IC51 is developed by Valneva SE, which trades under the ticker VALN. The company is the sponsor behind the Japanese Encephalitis vaccine program referenced in the Phase 3 follow-up study NCT01246479, conducted in the United States, Australia, and Germany.

What phase is IC51 in?

IC51 is in Phase 3 development for Japanese Encephalitis. The single listed trial, NCT01246479, is a completed Phase 3 long term follow-up study that enrolled 23 pediatric participants. It is an investigational program and is not described as approved for this pediatric follow-up use.

What clinical trials is IC51 in?

IC51 has been evaluated in the Phase 3 study NCT01246479, titled a long term immunity and safety follow-up after vaccination with JEV IC51 in a pediatric population in non-endemic countries. The trial is completed, enrolled 23 participants, was uncontrolled, and included sites in the United States, Australia, and Germany.

Is IC51 the same as IXIARO or JESPECT?

Yes. IC51 is the same asset referenced as IXIARO and JESPECT in the Phase 3 study NCT01246479. Those names appear in the trial title for the Japanese Encephalitis vaccine, so searches for IXIARO or JESPECT point to the same Valneva program studied in that pediatric follow-up.

Who was enrolled in the IC51 Phase 3 trial?

The Phase 3 study NCT01246479 enrolled 23 healthy pediatric volunteers of all sexes, with a minimum age of 9 months. Participants came from non-endemic countries, specifically the United States, Australia, and Germany, and the study was uncontrolled with no randomization or blinding.