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Exploratory Study on the Sensitization Effect of PP2A Inhibitor (Norcantharidin) Combined with PD-1 Inhibitor in the Treatment of Solid Tumors

Exploratory Study on the Sensitization Effect of PP2A Inhibitor (Norcantharidin) Combined with PD-1 Inhibitor in the Treatment of Solid Tumors

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400094682
Enrollment
Unknown
Registered
2024-12-26
Start date
2024-12-30
Completion date
Unknown
Last updated
2025-01-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Malignant solid tumors

Interventions

Advanced solid tumor group with slow progression after treatment with PD-1 inhibitor regimen:Norcantharidin treatment
Controls with locally advanced/metastatic microsatellite-stable colorectal cancer who initially received PD-1 inhibitor regimen:Treatment with PD-1 inhibitors
Locally advanced/metastatic microsatellite-stable colorectal cancer initially treated with a PD-1 inhibitor regimen group:Norcantharidin treatment

Sponsors

Shanghai Tongren Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
12 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.The main inclusion criteria for cohort 1 were: (1) Age >=18 years old (>=12 years old for bone and soft tissue sarcoma subjects), regardless of gender; (2) Pathologically proven advanced/metastatic malignant solid tumors; (3) There is at least one evaluable lesion; (4) Imaging examination after treatment with PD-1 inhibitor indicated tumor enlargement but did not meet the PD standard in RECIST 1.1, that is, the sum of the longest tumor diameter increased but did not reach 20%; (5)ECOG physical status score 0-2; (6) Expected survival of at least 3 months; (7) Adequate organ and bone marrow function, no serious hematopoietic function and heart, lung, liver, kidney function abnormalities; (8) Volunteer to participate in this study. 2.Based on the preclinical colorectal cancer research data by Professor Zhuang Zhengping, Cohort 2 aims to enroll colorectal cancer patients. The primary inclusion criteria are as follows: (1) Age >=18 years old, regardless of gender; (2) Locally advanced/metastatic colorectal cancer confirmed by pathology, microsatellite stability confirmed by immunohistochemistry or genetic testing; (3) At least one evaluable lesion according to RECIST standard 1.1; (4) Progression or intolerance following at least previous first-line treatment for locally advanced/metastatic disease; (5) had not received PD-1, PDL-1, CTLA-4 inhibitors and other immunotherapy; (6)ECOG physical status score 0-2; (7) Expected survival of at least 3 months; (8) Adequate organ and bone marrow function, no serious hematopoietic function and heart, lung, liver, kidney function abnormalities; (9) Volunteer to participate in this study.

Exclusion criteria

Exclusion criteria: (1)Received treatments potentially having immunosensitizing effects, such as radiotherapy, TACE, or tumor ablation therapy, within the past 8 weeks; (2) Uncontrolled central nervous system metastasis; (3) Pregnant or breastfeeding women; (4) Men or women unwilling to use appropriate contraceptive measures.

Design outcomes

Primary

MeasureTime frame
3-month progression-Free Survival rate;

Secondary

MeasureTime frame
Objective remission rate, ORR;Disease control rate, DCR;Duration of remission,DoR;Overall survival, OS;Adverse events, AE;Serious adverse events, SAE;Expression of PD-L1 in tumor tissue;Microsatellite stable state, MSS;Tumor mutation burden, TMB;

Countries

China

Contacts

Public ContactJianjun Zhang

Shanghai Tongren Hospital

robustzhang168@aliyun.com+86 21 52039999

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026