HLX 43
Alternative Names: Anti-PD-L1 ADC; HLX-43Latest Information Update: 26 Mar 2026
At a glance
- Originator Shanghai Henlius Biotech
- Class Antibodies; Antineoplastics; Drug conjugates; Immunoconjugates; Monoclonal antibodies
- Mechanism of Action DNA topoisomerase I inhibitors; Programmed cell death-1 ligand-1 inhibitors
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Orphan Drug Status
Yes - Thymic epithelial tumour
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 II Adenocarcinoma; Cervical cancer; Colorectal cancer; Liver cancer; Nasopharyngeal cancer; Non-small cell lung cancer; Squamous cell cancer
- Phase I/II Solid tumours
Most Recent Events
- 26 Mar 2026 Shanghai Henlius Biotech plans a phase II trial in Triple negative breast cancer (Late-stage disease, Recurrent, Metastatic disease, Monotherapy, Combination Therapy, Unresectable/Inoperable) in China (Parenteral) (NCT07487519)
- 10 Mar 2026 Shanghai Henlius Biotech plans a phase II trial for HER2-negative breast cancer (Late-stage disease, Metastatic disease, Second-line therapy or greater) in April 2026 (IV) (NCT07459738)
- 05 Mar 2026 Shanghai Henlius Biotech plans a phase II/III trial for Non-small cell lung cancer (Monotherapy, Combination therapy, Metastatic disease, Late-stage disease, Second-line therapy or greater) in China(IV) in April 2026 (NCT07459751)