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Phase1/2 Study of IPH6501 in Patients With Relapsed /Refractory B-Cell Non-Hodgkin Lymphoma

A Phase 1/2, Open-Label, Multicenter Trial Investigating the Safety, Tolerability, and Preliminary Antineoplastic Activity of IPH6501 in Patients With Relapsed and/or Refractory CD20-expressing Non-Hodgkin Lymphoma

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06088654
Enrollment
23
Registered
2023-10-18
Start date
2024-03-04
Completion date
2026-02-06
Last updated
2026-04-14

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

Conditions

Non Hodgkin Lymphoma

Keywords

ANKET®, NK cell engager, tetraspecific NK cell engager

Brief summary

This is an international, first-in-human, multicenter, open-label Phase 1/2 study to evaluate the safety profile, tolerability of IPH6501, and determine the recommended phase 2 dose (RP2D) for patients with B-Cell non-Hodgkin lymphoma.

Detailed description

In Phase 1 - Dose finding, patients with advanced histologically confirmed, documented CD20+ B-cell non-Hodgkin lymphoma (NHL) will be enrolled. The dose finding part will include 2 sub-parts: Dose escalation will determine the Maximum Tolerated Dose (MTD) or the highest tested dose, Dose assessment will determine RP2D. In Phase 2 - Dose expansion, one or more cohorts will be selected with patients with subtypes of advanced histologically confirmed, documented CD20+ B-cell non-Hodgkin lymphoma.

Interventions

phase 1 (dose finding) and phase 2 (dose expansion)

Sponsors

Innate Pharma
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Main Inclusion criteria * Patients with advanced histologically confirmed, documented CD20+ B-cell non-Hodgkin's lymphoma (NHL) including the following types defined by WHO 2016: Diffuse Large B Cell Lymphoma (DLBCL); high grade; thymic; Follicular Lymphoma (FL); Mantle cell lymphoma (MCL); Marginal zone lymphoma (MZL) * Relapsed, progressive and/or refractory disease without established alternative therapy * Must have received at least 2 prior systemic therapies including at a minimum anti-CD20 antibody therapy (e.g., rituximab) potentially in combination with chemotherapy and/or relapsed after autologous stem cell rescue. * Eastern Cooperative Oncology Group (ECOG) performance status of ≤ 2 * Adequate organ and hematological function * Able to provide a fresh biopsy from a safely accessible site (or historical biopsy), per investigator determination. Main

Exclusion criteria

* Patients with another invasive malignancy in the last 2 years * Prior chemotherapy, immunotherapy or other anti-cancer therapy within less than 4 weeks before study drug administration. * Autologous stem cell transplant or treatment with CAR-T (Chimeric Antigen Receptor T-Cell) cell therapy within 100 days prior to first dose of study drug * Subjects with brain or subdural metastases are not eligible, nor those with history of central nervous system (CNS) lymphoma * Current or past history of CNS disease, such as stroke, epilepsy, CNS vasculitis, or neurodegenerative disease. * Known history of infection with human immunodeficiency virus (HIV) or hepatitis B or C * Major surgery within 4 weeks before the first dose of study drug * Comorbidities including diabetes, cardiovascular diseases, immunodeficiencies/autoimmune condition * Pregnant / breastfeeding woman

Design outcomes

Primary

MeasureTime frameDescription
Safety and tolerabilityFrom time of informed consent through treatment period and including the follow-up: up to 22 monthsTo evaluate the safety profile (including dose limiting toxicities (DLT(s), the maximum tolerated dose (MTD) or highest tested dose), tolerability and determine the recommended phase 2 dose (RP2D)

Secondary

MeasureTime frameDescription
Objective Response Rate (ORR)From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo investigate any preliminary antitumor activity
Duration Of Response (DoR)From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo investigate any preliminary antitumor activity
Progression Free Survival (PFS)From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo investigate any preliminary antitumor activity
Maximum Observed Plasma Concentration (Cmax)From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo characterize and evaluate the pharmacokinetic profile of IPH6501
Area Under the Plasma Concentration (AUC)From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo characterize and evaluate the pharmacokinetic profile of IPH6501
Incidence of antidrug antibodies (ADA) against IPH6501From time of informed consent through treatment period and including the follow-up: up to 22 monthsTo evaluate the immunogenicity of IPH6501

Countries

Australia, France, United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 15, 2026