A Phase II Study to Evaluate the Safety and Efficacy of TQB2450 Injection in Relapsed or Refractory Classical Hodgkin's Lymphoma

This is an interventional treatment trial for Safety and Effectiveness Read More

Inclusion Criteria:

1. Subject has voluntarily agreed to participate by giving written informed consent.;
2. Histopathological confirmed classical Hodgkin's lymphoma;
3. Relapsed/refractory cHL include：a)subject with relapse and progression after salvage chemotherapy followed by autologous stem cell transplantation(ASCT); b) subject with no ASCT: The first-line chemotherapy must be systemic multi-drug combination chemotherapy and subsequent chemotherapy requires at least one first-line chemotherapy must be systemic multi-drug combination chemotherapy; subject which is refractory didn't achieve PR after 2 cycles or didn't achieve CR after
4. Age ranged from 18 to 75 years;
5. At least one measurable disease ;
6. Patients must have ECOG performance status of 0-2;
7. Subject must have adequate organ functions ：Count of Blood Cells:hemoglobin content(HB)≥80g/L; absolute neutrophil count (ANC) ≥ 1.0 × 10^9 / L; platelet count (PLT) ≥ 75 × 10^9 / L;; Biochemical examination: serum total bilirubin (TBIL) ≤ 1.5 × normal upper limit (ULN), with the exception of patients with hepatic metastases and Gilbert's syndrome(TBIL≤3×ULN） ; alanine aminotransferase (ALT) and aspartate aminotransferase (AST) ≤ 3 × ULN，with the exception of patients with hepatic metastases (ALT and AST ≤ 5 × ULN) , serum creatinine (Cr) ≤ 1.5 × ULN or Creatinine clearance rate（CCR）≥50 mL/min；Serum amylase and lipase ≤ 1.5 x ULN Blood coagulation function:International standardized ratio(INR)≤1.5×ULN、Activation partial thrombin time(APTT)≤1.5×ULN、Prothrombin time≤1.5×ULN；Doppler ultrasound evaluation：Left ventricular ejection fraction（LVEF)≥50%×MLN;

Exclusion Criteria:

• 1、Nodular lymphocyte-predominant Hodgkin lymphoma or gray zone lymphoma； 2、 Prior exposure to any anti-PD-1, anti-PD-L1 ， anti-CTLA-4 antibody or CAR-T cell treatment(Any other antibody that has been applied to a T cell synergistic stimulus or checkpoint pathway); 3、Need to therapy with other anticancer during the study; 4、Received allogeneic organ transplantation or allogeneic hematopoietic stem cell transplantation;