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Study of Welgenaleucel (UWC19) in Patients With Relapsed or Refractory B-cell Lymphoma

Phase 1 Open-Label, Dose-Escalation Study to Evaluate the Safety and Tolerability of Welgenaleucel (UWC19) in Patients With Relapsed or Refractory B-Cell Non-Hodgkin Lymphoma

Status
UNKNOWN
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04296461
Enrollment
20
Registered
2020-03-05
Start date
2020-07-27
Completion date
2021-12-31
Last updated
2021-01-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

B-cell Non-Hodgkin Lymphoma

Keywords

CD19, non-Hodgkin lymphoma, CAR-T cells

Brief summary

This is an open-label, single-center Phase 1/2 study with a dose-escalation phase (Part 1) and a cohort expansion phase (Part 2) in patients with relapsed or refractory (R/R) B-cell non-Hodgkin lymphoma (B-NHL).

Interventions

Welgenaleucel (UWC19) is a CD19-directed immunotherapy consisting of autologous T cells, which is reprogrammed to target cells that express CD19.

Sponsors

Tri-Service General Hospital
CollaboratorOTHER
UWELL Biopharma
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Intervention model description

A standard 3+3 trial design will be used Welgenaleucel(UWC19) dose escalation cohorts. The planned dose escalation cohort levels for Welgenaleucel (UWC19) are 4, 8, 12, 16 and 20 x10\^6 CAR-T cells/kg.

Eligibility

Sex/Gender
ALL
Age
20 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

Have a primary diagnosis of B cell non-Hodgkin lymphoma \- Histologically confirmed: Diffuse Large B Cell Lymphoma (DLBCL), Primary Mediastinal Large B Cell Lymphoma (PMBCL), Transformation Follicular Lymphoma (TFL), High grade B-cell Lymphoma (HGBCL), Mantle cell Lymphoma (MANT), Burkitt Lymphoma (BURK), Lymphoblastic Lymphoma * Chemotherapy-refractory disease, defined as one of more of the following No response to last line of therapy OR Refractory post-autologous stem cell transplant (ASCT) * Individuals must have received adequate prior therapy including at a minimum: anti-CD20 monoclonal antibody unless investigator determines that tumor is CD20-negative and an anthracycline containing chemotherapy regimen for individual with transformed FL must have chemorefractory disease after transformation to DLBCL. * No active infection of HIV, HTLV and Syphilis * Adequate renal function * Adequate hepatic function * Adequate cardiac function * Adequate venous access for apheresis, and no other contraindications for leukapheresis * Voluntary informed consent is given.

Exclusion criteria

A subject will not be eligible for inclusion in this study if any of the following criteria apply: * Received allogeneic Hematopoietic Stem Cell Transplantation (alloHSCT) * Body weight less than 30 kg * Pregnant or lactating women. * Uncontrolled active infection. * History of hepatitis B or hepatitis C infection. * Previously treatment with any gene therapy products or cell therapy product in past 28 days. * HIV infection. * Lymphoma with central nervous system (CNS) involvement * Have autoimmune disorders * Have active infection or inflammatory disorders * Prescreening test results in expansion rate less than 5 folds * An allergy to gentamycin and/or streptomycin

Design outcomes

Primary

MeasureTime frameDescription
Maximum Tolerated Dose (MTD)30 days after infusionA standard 3+3 trial design will be used for Welgenaleucel (UWC19) dose escalation cohorts.The dosing of Welgenaleucel (UWC19) will be divided into 5 cohorts, the subjects will receive Welgenaleucel (UWC19) once on day 14-18 after apheresis.
Dose Limiting Toxicities (DLT)30 days after infusionThe 3+3 design entails that if one patient out of the first three patients has a DLT, up to three additional patients will be entered at that dose level.

Countries

Taiwan

Contacts

Primary ContactCheng-Yi Kuo, PhD
jerry.kuo@uwell.com.tw+886-2-26972200

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026