45
Participants
Start Date
September 30, 2025
Primary Completion Date
March 5, 2027
Study Completion Date
September 1, 2027
HLX22 (Recombinant Humanized Anti-HER2 Monoclonal Antibody Injection) in Combination with Trastuzumab and Chemotherapy
"Drugs: HLX22 (15 mg/kg IV) + trastuzumab (8 mg/kg loading dose → 6 mg/kg maintenance) + nab-paclitaxel (125 mg/m² IV) + gemcitabine (1000 mg/m² IV).~Administration: Administered every 3 weeks until disease progression, unacceptable toxicity, or withdrawal."
Liang Liu
OTHER