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LVIVO-TaVec100 product

Phase 1

Relapsed/Refractory B-cell Malignancies | Monoclonal antibody | Other |Legend Biotech Corporation|Last Updated: Aug 12, 2025

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
UNCONTROLLEDBiomarker
Total Trials1
Total Enrollment30
FDA Designations
No designations recorded
Clinical Trials (1)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT07002112The LVIVO-TaVec100 Product in the Treatment of Relapsed/Refractory B-cell MalignanciesPHASE1 RECRUITING 30May 23, 2025Jun 30, 2029Aug 12, 20256 China
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Study Endpoints
Primary Endpoints
Incidence, severity and type of TEAEs (Treatment-emergent Adverse Events)
Through study completion, an average of 2 years after LVIVO-TaVec100 infusion (Day 1)

An adverse event is any untoward medical event that occurs in a participant administered an investigational product, and it does not necessarily indicate only events with clear causal relationship with the relevant investigational product.

Pharmacokinetics in peripheral blood
Through study completion, an average of 2 years after LVIVO-TaVec100 infusion (Day 1)

CAR positive T cells and CAR transgene percentage of in peripheral blood after LVIVO-TaVec100 infusion.

Pharmacokinetics in bone marrow
Through study completion, an average of 2 years after LVIVO-TaVec100 infusion (Day 1)

CAR positive T cells and CAR transgene percentage of in bone marrow after LVIVO-TaVec100 infusion.

The recommended Phase II dose (RP2D) for this cell therapy
30 days after LVIVO-TaVec100 infusion

RP2D established through 3+3 design and the DLTs occurring following LVIVO-TaVec100 infusion

Secondary Endpoints
Overall Response Rate (ORR)
Through study completion, an average 2 years after LVIVO-TaVec100 infusion (Day 1)
Progression-free survival (PFS)
Through study completion, an average 2 years after LVIVO-TaVec100 infusion (Day 1)
Overall Survival (OS)
Through study completion, an average 2 years after LVIVO-TaVec100 infusion (Day 1)
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Study Design & Arms
AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
LVIVO-TaVec100 productEXPERIMENTALEach subject will be given a single-dose LVIVO-TaVec100 product infusion at each dose level.
Interventions
NameTypeDescription
LVIVO-TaVec100 productBIOLOGICALPrior to infusion of the LVIVO-TaVec100 product, subjects will receive bridging therapy if needed.
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Eligibility Criteria
Age Range18 Years — 65 Years
SexALL
Healthy VolunteersNo
Study Sites6

Inclusion Criteria: 1. Subjects voluntarily participate in clinical studies; Fully informed of this study and signed informed consent; Informed consent form must be obtained prior to initiation of any study-related tests or procedures that are not part of the standard treatment for the subject's di...

Countries:China
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Recent Changes (Last 90 Days)
LOWMay 24, 2026NCT07002112studyFirstPostDate: changed