Status:
RECRUITING
Evaluation of SYS6005 in Patients With Advanced Malignant Tumor
Lead Sponsor:
CSPC Megalith Biopharmaceutical Co.,Ltd.
Conditions:
B-cell Malignancies
Solid Tumors
Eligibility:
All Genders
18+ years
Phase:
PHASE1
Brief Summary
This Phase I, open-label, multicenter study evaluates the safety, tolerability, pharmacokinetics, and preliminary efficacy of SYS6005 in advanced malignancies, comprising dose-escalation and expansion...
Eligibility Criteria
Inclusion
- Participants who are voluntarily enrolled in this study and sign the informed consent form (ICF);
- Age ≥ 18 years old, male or female;
- Patients with advanced malignant tumors confirmed by cytology or histology, who have failed standard therapy or are intolerant to standard therapy and require systemic treatment： Solid tumor: Pathologically confirmed, unresectable advanced solid tumor with disease progression on or after at least 1 line of prior systemic therapy. Preferred tumor types include breast, lung, gynecologic, prostate, skin, adrenal, testicular, colon, bladder, pancreatic, gastric, kidney, cholangiocarcinoma, and esophageal cancers.
- B-cell malignancies: Pathologically confirmed Hodgkin and non-Hodgkin B-cell lymphoma as defined per 2016 WHO classification, with disease progression on or after at least 2 lines of prior systemic therapy. Preferred tumor types include cHL, DLBCL, MCL, FL, MZL, RTL, CLL/SLL;
- Patients with at least one evaluable lesion as defined per RECIST v1.1 for solid tumor or 2014 Lugano Classification Criteria for lymphoma, respectively;
- Eastern Cooperative Oncology Group Performance Status (ECOG PS) score of 0-2;
- Expected survival ≥ 3 months;
- Participants must have adequate organ function and have not received transfusion, erythropoietin, granulocyte colony-stimulating factor, or other medical supportive treatments within 14 days prior to examination
- For participants enrolled in the dose-expansion phase, tumor tissue must be confirmed as ROR1-positive by the central laboratory during screening in order to be eligible for enrollment.
- Male and female participants of childbearing potential must agree to use effective contraception from the time of signing the ICF until at least 6 months after the last dose of the investigational product; female participants of childbearing potential must have a negative pregnancy test result within 7 days prior to the first administration of the investigational product;
- Participants who are willing and able to comply with scheduled visits, treatment plan, laboratory tests, and other study procedures
Exclusion
- Participants who have participated in other studies involving ROR1-targeted therapies prior to enrollment in this study, or have previously received ADC treatments containing MMAE payloads;
- Participants with known central nervous system (CNS) lymphoma or CNS metastases from solid tumors that are symptomatic, untreated, or require treatment. Except for participants with metastases to CNS that have been completely resected and/or have stabilized or improved after radiotherapy, provided that imaging examinations prior to screening show stable disease for at least 4 weeks, and there is no evidence of brain oedema and no requirement for corticosteroids or anticonvulsant drugs;
- Participants deemed suitable for CAR-T therapy or hematopoietic stem cell transplant (HSCT) by the investigator. Participants who have received an allogeneic haematopoietic stem cell transplant within 6 months prior to the first administration of the investigational product, have received an autologous haematopoietic stem cell transplant within 100 days prior to the first administration of the investigational product, or have received CAR-T cell therapy within 3 months prior to the first administration of the investigational product. Participants with active graft versus host disease;
- Participants have a history of a second malignancy active within the previous 3 years except for locally curable cancers that have been apparently cured, such as basal or squamous cell skin cancer, superficial bladder cancer, or carcinoma in situ of the prostate, cervix, or breast or cancers that have been treated with no expectation of recurrence
- Participants have a diagnosis of immunodeficiency, or has an active autoimmune disease or other conditions that require systemic steroid therapy For solid tumor: \> 10 mg daily prednisone equivalents within 14 days prior to the administration of the first dose of SYS6005; For lymphoma: \> 20 mg daily prednisone equivalents within 28 days prior to the administration of the first dose of SYS6005; The use of short-course systemic corticosteroids (≤ 7 days) is permitted, with a wash-out period of 1 week prior to the administration of the first dose of SYS6005
- Participants with peripheral oedema, pericardial effusion, pleural effusion, or ascites that require medical intervention or limit daily life activities;
- Participants with records of cerebrovascular events, angina unstable, myocardial infarction, or a history of NYHA Class III-IV cardiac symptoms within 6 months before the first administration of the investigational product, or a QTcF \> 450 ms recorded in three repeated ECG examinations during screening;
- Participants with any active infection requiring systemic treatment within 2 weeks prior to the first dose of investigational product;
- Participants who have used strong inhibitors or inducers of CYP3A4 within 7 days prior to the first dose of the investigational product, or are expected to require the use of strong inhibitors or inducers of CYP3A4 during the study treatment;
- Participants with the severity of any toxicities from prior treatments or surgery (excluding ≤ Grade 2 alopecia, endocrine disorders manageable with hormone replacement therapy, or other toxicities that the investigator considers do not pose a safety risk to the patient) has not returned to baseline or ≤ Grade 1 per NCI-CTCAE Version 5.0;
- Participants with ≥ grade 2 peripheral neuropathy at baseline;
- Participants who have received major surgery, radical radiotherapy, antibody-based targeted therapy, or immunotherapy within 28 days prior to the first administration of the investigational product, or who have received palliative radiation, chemotherapy, or small molecule targeted therapy within 14 days prior to the study treatment. Participants who have used anti-tumor Chinese herbal preparations or Chinese patent medicines within 14 days prior to the first administration of the investigational product;
- Participants with history of immunodeficiency or positive human immunodeficiency virus (HIV) antibody test during screening;
- Participants with active hepatitis B or hepatitis C, where active hepatitis B is defined as HBsAg positive and HBV DNA \> 2000 IU/ml; active hepatitis C is defined as HCV antibody positive and HCV RNA \> ULN;
- Participants who have received a live vaccine within 28 days prior to the first dose of investigational product;
- Participants with history of hypersensitivity or atopic reactions to excipients of the investigational product or any monoclonal antibodies;
- Women who are pregnant or breastfeeding;
- Other situations that may interfere with the participant's participation in the study program or are not in the participant's best interest or affect the study results include: history of mental illness, addiction or drug abuse, any other clinically significant illness or condition, etc.
Key Trial Info
Start Date :
April 3 2025
Trial Type :
INTERVENTIONAL
Allocation :
ESTIMATED
End Date :
June 30 2028
Estimated Enrollment :
132 Patients enrolled
Trial Details
Trial ID
NCT06958679
Start Date
April 3 2025
End Date
June 30 2028
Last Update
May 14 2025
Active Locations (1)
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1
Institute of Hematology & Blood Diseases Hospital, Chinese Academy of Medical Sciences & Peking Union Medical College
Tianjin, China, 300020