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PRODUCT UNDER DEVELOPMENT
ESG401
Best-in-Class Trop2 ADC
Significant safety advantages
  • Indication

    Targeting multiple major indications, including metastatic HR+/HER2- breast cancer, triple-negative breast cancer;

    Non-small cell lung cancer, as well as various urological and gynecological tumors.

  • Product schedules

    Entered Phase III clinical trials in China.

  • Molecular characteristics

    Innovative highly-stable and cleavable linker, lysosomal protease-mediated toxin release;

    Payload: SN38, a moderately active toxin with good tolerability;

    Site-specific conjugation, DAR (8) is homogeneous and stable.

Clinical advantages
  • Efficacy
    Efficacy

    Much more better therapeutic response and progression-free survival compared to Trodelvy in HR+/HER2-BC

    Outstanding efficacy data in 1L TNBC and the three breast cancer subtypes (TNBC, HR+/HER2-, and HER2+)

    Rapid onset of action, long-lasting efficacy, effective against visceral metastasis (especially intracranial, liver, and lung metastasis), including patients who progressed after treatment with Transtuzumab deruxtecan (ENHERTU, DS-8201)

  • Safety
    Safety

    Compared to competitors, it offers advantages such as a higher maximum tolerated dose, a wider safety window, and greater flexibility for individualized dosing adjustments

    An exceptional advantage in safety profile, with a low incidence of AEs and mild severity, supporting long-term treatment and combination therapy