A Phase I Trial of SIM1811-03 in Subjects With Advanced Tumors

• Status: Recruiting
• Trial end date: 2025-12-30
• Target enrollment: 0
• Participant gender: All

Summary

This is a first in human, open-label, dose escalation and expansion Phase I study of SIM1811-03 in adult patients with advanced tumors. SIM1811-03 is a first-in-class IgG1-based humanized anti-tumor necrosis factor type 2 receptor (TNFR2) monoclonal antibody for the treatment of malignant tumors.

• Phase: Phase 1
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Jiangsu Simcere Pharmaceutical Co., Ltd.

Criteria

Key Inclusion Criteria:

1. Written informed consent must be obtained prior to any procedures that are not considered standard of care.

2. ≥18 years old on the day of signing informed consent, male or female;

3. Histologically and/or cytologically documented advanced/metastatic solid tumors or histologically confirmed CTCL.

4. Have relapsed or refractory advanced solid tumors or CTCL, whose disease has progressed during or after standard therapy

5. At least one measurable tumor lesion (RECIST 1.1) for patients with solid tumors. Tumor lesions previously treated with radiotherapy or local therapy should not be considered as measurable unless progression is documented.

6. Eastern Cooperative Oncology Group (ECOG) performance status (PS) of 0 or 1

7. Life expectancy of ≥ 12 weeks.

8. Adequate organ and marrow functions

9. Females of childbearing potential require strict contraception during the study.

Exclusion Criteria:

1. Participated in an interventional clinical trial or has used investigational devices within 28 days prior to first dose of study drug or received systemic anti-cancer treatments

2. Patients with active or history of or risk of autoimmune disease

3. Major surgery (except biopsy) or unhealed wound within 4 weeks prior to first dose of study drug

4. Has known active central nervous system (CNS) metastases

5. History of interstitial lung disease, drug-induced interstitial lung disease, radiation pneumonitis, symptomatic interstitial lung disease or evidence of active pneumonia that is not considered appropriate by the investigator.

6. Subjects with a history of active pulmonary tuberculosis infection with 1 year of first dose of study drug

7. History of hemorrhagic disease requiring transfusion within the last 3 months

8. Known psychiatric disorder or drug abuse that would interfere the trial requirements