HLX 301
Alternative Names: anti-PDL1 and anti-TIGIT bispecific antibody; HLX-301; TIGIT×PDL1 BispecificLatest Information Update: 27 Aug 2025
At a glance
- Originator Shanghai Henlius Biotech
- Class Antineoplastics; Bispecific antibodies; Immunotherapies
- Mechanism of Action Antibody-dependent cell cytotoxicity; Programmed cell death-1 ligand-1 inhibitors; T lymphocyte stimulants; TIGIT protein inhibitors
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Orphan Drug Status
Orphan designation is assigned by a regulatory body to encourage companies to develop drugs for rare diseases.
- New Molecular Entity Yes
Highest Development Phases
- Phase I/II Lymphoma; Non-small cell lung cancer; Solid tumours
Most Recent Events
- 30 May 2025 Pharmacokinetics, adverse events and efficacy data from a phase I/II trial in Solid tumours presented at the 61st Annual Meeting of the American Society of Clinical Oncology (ASCO-2025)
- 20 Jun 2022 Phase-I/II clinical trials in Lymphoma (Late-stage disease, Metastatic disease, Second-line therapy or greater) in China (IV) (NCT05390528)
- 20 Jun 2022 Phase-I/II clinical trials in Solid tumours (Late-stage disease, Metastatic disease, Second-line therapy or greater) in China (IV) (NCT05390528)