Drug intelligence / Profile preview

izalontamab brengitecan + serplulimab

Development stage
Unknown
Lead developer
SystImmune
Modality
Cytotoxic ADCs → Antibody-Drug Conjugates (ADCs) → Antibody Conjugates → Antibody-Based Therapeutics, Bispecific Antibodies → Multispecific Antibodies → Engineered Antibody Formats → Antibody-Based Therapeutics, Monoclonal Antibodies → Antibody-Based Therapeutics
Administration
Intravenous
01

Overview

BL-B01D1 + serplulimab is an investigational combination regimen consisting of izalontamab brengitecan (BL-B01D1, BMS-986507), a first-in-class bispecific antibody-drug conjugate (ADC) targeting EGFR and HER3, and serplulimab (HLX10), an anti-PD-1 monoclonal antibody. Izalontamab brengitecan consists of a humanized bispecific antibody targeting EGFR and HER3 conjugated to a novel topoisomerase I inhibitor payload (Ed-04) via a cleavable tetrapeptide-based linker. Serplulimab is a humanized IgG4 monoclonal antibody that blocks the interaction of PD-1 with its ligands PD-L1 and PD-L2, thereby reactivating T-cell-mediated antitumor immune responses. The combination is designed to leverage the synergistic effects of ADC-induced immunogenic cell death and immune checkpoint inhibition. It is being developed primarily for the treatment of extensive-stage small cell lung cancer (ES-SCLC) and other advanced solid tumors.

Other names
BL-B01D1 + serplulimabBL-B01D1 plus serplulimabBL-B-01D1 plus serplulimabBL-B 01D1 plus serplulimabBMS-986507 + serplulimabBMS-986507 plus serplulimabBMS986507 plus serplulimabBMS 986507 plus serplulimabiza-bren + serplulimabiza-bren plus serplulimabizalontamab brengitecan + serplulimabizalontamab brengitecan and serplulimabizalontamab brengitecan plus serplulimabserplulimab + BL-B01D1serplulimab + BMS-986507serplulimab + iza-brenserplulimab + izalontamab brengitecan
02

Targets

EGFR (Epidermal growth factor receptor)PDCD1 (Programmed cell death protein 1 receptor)ERBB3 (Erb-b2 receptor tyrosine kinase 3)

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