HLX43 — Investigational Agent

Antibody-Drug Conjugate · Phase 2 · Shanghai Henlius Biotech

Mechanism of Action

Anti-PD-L1 antibody-drug conjugate delivering a topoisomerase I inhibitor payload. Binds PD-L1 on tumor and immune cells, internalizes to release cytotoxic payload for DNA damage, combining targeted cytotoxicity with potential relief of PD-L1-mediated immune suppression.

Investigational Indications

Key Trials