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A Study of SAR444245 With or Without Other Anticancer Therapies for the Treatment of Adults and Adolescents With Relapsed or Refractory B Cell Lymphoma (Master Protocol) [Pegathor Lymphoma 205]

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Sanofi

Status and phase

Terminated
Phase 2

Conditions

Diffuse Large B-cell Lymphoma
Classic Hodgkin Lymphoma

Treatments

Drug: THOR-707
Drug: Pembrolizumab

Study type

Interventional

Funder types

Industry

Identifiers

NCT05179603
MK-3475-C39 (Other Identifier)
2021-002150-91 (EudraCT Number)
ACT16941
U1111-1251-5834 (Registry Identifier)
KEYNOTE-C39 (Other Identifier)

Details and patient eligibility

About

This is a phase 2 multi-cohort, un-controlled, non-randomized, open-label, multi-center study that assessed the antitumor activity and safety of non-alpha interleukin (IL-2) SAR444245 with or without other anticancer therapies in participants aged 12 years and older with relapsed or refractory B cell lymphoma. This study was structured as a master protocol with separate sub studies designed to investigate the use of SAR444245 either with or without other anticancer therapies for the treatment of relapsed or refractory B cell lymphoma.

Substudy 1-Cohort A aimed to establish safety and preliminary anti-tumor activity for non-alpha interleukin (IL-2) SAR444245 combined with the anti-PD1 antibody, pembrolizumab in trial participants with classic Hodgkin lymphoma (cHL) who are anti-PD-(L)1-naive and have received at least 2 or 3 lines of systemic therapy.

Substudy 3-Cohort C1 aims to establish safety and preliminary anti-tumor activity for SAR444245 as monotherapy in trial participants with diffuse large B-cell lymphoma (DLBCL). Trial participants in this study must have received at least 2 lines of systemic therapy and have either stable or progressive disease 1-3 months post Health Authority approved Chimeric Antigen Receptor T-cell (CAR-T) treatment when given as last systemic treatment prior to study enrollment.

Full description

The duration of the study for an individual participant started from the signature of the main informed consent and included:

a screening period of up to 28 days;

a treatment period [max] 35 cycles (21 days per cycle) for Cohort A and 52 cycles (14 days per cycle) for Cohort C1 or until occurrence of unacceptable toxicities or until PD;

an end-of-treatment visit at least approximately 30 days following the last administration of study drug (or until the participant receives another anticancer therapy, whichever is earlier);

and a follow-up visits 3 months after treatment discontinuation and every 3 months thereafter following, until disease progression, or initiation of another antitumor treatment, or death, whichever is earlier.

Enrollment

14 patients

Sex

All

Ages

12+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Participants must have been ≥ 12 years of age, at the time of signing the informed consent
  • Disease location was amenable to tumor biopsy at baseline
  • All participants must have had a measurable disease
  • Both male and female participants agreed to use approved contraception methods; not pregnant or breastfeeding for female participants; no donation or cryopreservation of eggs (ova, oocytes) for female participants and sperms for male participants.
  • Had to be capable of giving signed informed consent

For cohort A: Histologically or cytologically confirmed diagnosis of classic Hodgkin lymphoma (cHL), must have received at least two prior lines of systemic therapy for cHL, including at least one containing an anthracycline or brentuximab.

For cohort C1: Histologically confirmed diagnosis of diffuse large B Cell lymphoma (DLBCL), must have received at least two prior lines of systemic therapy for DLBCL, including one containing a combination of anthracycline and rituximab (or another anti-CD20 agent), with the last line of therapy a Health Authority approved CD19-directed CAR-T therapy. Patients must have BOR (Best Overall Response) of stable disease (SD) or progressive disease (PD) after CD-19 directed CAR-T therapy.

Exclusion criteria

Participants were excluded from the study if any of the following criteria applied:

  • Eastern Cooperative Oncology Group (ECOG) performance status of ≥ 2 (≥ 16 years old). Lansky Scale (< 16 years old) ≤ 60%
  • Poor bone marrow reserve
  • Poor organ function
  • Participants with baseline oxygen saturation (SpO2) ≤ 92% (without oxygen therapy)
  • Lymphomatous involvement of the central nervous system
  • History of allogenic or solid organ transplant
  • Prior IV or subcutaneous anticancer therapy, investigational agent, major surgery within 21 days prior to initiation of IMP; oral anticancer therapy within 5 half-lives or completed palliative radiotherapy within 21 days prior to initiation of IMP
  • Has received prior IL-2-based anticancer treatment
  • Comorbidity requiring corticosteroid therapy
  • Antibiotic use (excluding topical antibiotics) ≤ 14 days prior to first dose of IMP
  • Severe or unstable cardiac condition within 6 months prior to starting study treatment
  • Had active, known, or suspected autoimmune disease that has required systemic treatment in the past 2 years-Known second malignancy either progressing or requiring active treatment within the last 3 years
  • Receipt of a live or live attenuated virus vaccination within 28 days of planned treatment start. Seasonal flu vaccines or SARS-CoV-2 vaccine that do not contain live virus were permitted

The above information is not intended to contain all considerations relevant to the potential participation in a clinical trial.

Trial design

Primary purpose

Treatment

Allocation

Non-Randomized

Interventional model

Parallel Assignment

Masking

None (Open label)

14 participants in 2 patient groups

Cohort A: Pegenzileukin 24 μg/kg + Pembrolizumab
Experimental group
Description:
Participants with classic Hodgkin lymphoma (cHL) who were anti-programmed cell death-ligand 1 (PD-L1)-naïve and had received at least 2 or 3 lines of systemic therapy received pegenzileukin 24 microgram per kilogram (μg/kg) via intravenous (IV) infusion over 30 minutes on Day 1 of each cycle (each cycle is 21 days), along with pembrolizumab 200 milligram (mg) via 30 minutes IV infusion on Day 1 of each 3-week treatment cycle (each cycle is 21 days) as third-line or fourth-line (3/4L) therapy, until disease progression (PD), unacceptable adverse event (AE) or other full permanent discontinuation criteria was met or completion of Cycle 35.
Treatment:
Drug: Pembrolizumab
Drug: THOR-707
Cohort C1: (sub study 03) diffuse large B Cell lymphoma (DLBCL)
Experimental group
Description:
Pegenzileukin administered every 2 weeks on Day 1 of each cycle (14 days per cycle) for up to 52 cycles.
Treatment:
Drug: THOR-707

Trial documents
2

Trial contacts and locations

8

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Data sourced from clinicaltrials.gov

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