PM8002 in the Treatment of Patients With Advanced Solid Tumors

Phase Ib/IIa Safety and Efficacy of PM8002, a Bispecific Antibody Targeting PD-L1 and VEGF-A, as a Monotherapy in Patients With Advanced Solid Tumors

This study is to characterize the safety, tolerability, pharmacokinetics (PK), immunogenicity, pharmacodynamics (PD) and anti-tumor activity of PM8002, a PD-L1/VEGF bispecific antibody, as a single agent in adult subjects with advanced solid tumors.

Inclusion Criteria:

1. Voluntary participation in clinical study; fully understand the study and sign informed consent voluntarily; willing to follow and able to complete all test procedures;
2. Male or female aged 18 to 75 years;
3. Patients with malignant tumor confirmed by histology or cytology;
4. The toxicity of previous anti-tumor therapy has not been alleviated；
5. Adequate organ function；
6. ECOG score was 0-1;
7. Expected survival >=12 weeks;
8. According to RECIST 1.1 criteria, at least 1 measurable lesion that has not been previously treated locally.

Exclusion Criteria:

1. History of severe allergic disease, severe allergy to drugs or known allergy to any component of the drug in this study;
2. Evidence of major coagulopathy or other obvious risk of bleeding;
3. Patients are experiencing a clear interstitial lung disease or non-infectious pneumonia, unless it is caused by local radiotherapy;
4. Patients with uncontrolled brain metastases should be excluded from this clinical trial;
5. Patients ever experienced other active malignant tumors within 5 years prior to the study treatment;
6. Prior allogeneic organ transplantation or allogeneic hematopoietic stem cell transplantation;
7. Known history of alcohol abuse, psychotropic drug abuse or drug abuse;
8. Syphilis antibody positive;
9. Patients with active tuberculosis (TB) are excluded;
10. Pregnant or lactating women;
11. Other conditions lead to inappropriate to participate in this study as judged by the investigator.