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A Phase I/II Clinical Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Initial Efficacy of JS212 in Subjects With Advanced Malignant Solid Tumour

A Phase I/II Clinical Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Initial Efficacy of JS212 in Subjects With Advanced Malignant Solid Tumour

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06888830
Enrollment
374
Registered
2025-03-21
Start date
2025-04-11
Completion date
2028-12-31
Last updated
2026-07-08

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

Conditions

Advanced Malignant Solid Tumours

Brief summary

This study is a Phase I/II Clinical Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Initial Efficacy of JS212 in Subjects with Advanced Malignant Solid Tumour. Patients will be enrolled in two stages: a dose-escalation stage and a dose expansion stage.

Interventions

JS212 for Injection is administered on the first day of the first cycle and every 3 weeks thereafter.

Sponsors

Shanghai Junshi Bioscience Co., Ltd.
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

1. Subjects of either sex who are 18 to 75 years of age (inclusive of 18 and 75 years) at the time of signing the consent form; 2. Histologically or cytologically confirmed advanced malignant solid tumors; 3. Eastern Cooperative Oncology Group (ECOG) performance status score of 0-1; 4. Expected survival of ≥ 12 weeks; 5. Subjects have at least 1 measurable lesion according to RECIST v1.1 criteria (without measurable lesions are allowed during dose escalation phase);

Exclusion criteria

1. Presence of active central nervous system metastasis. If previous radiotherapy or surgery, etc. has been received, and the imaging examination within 4 weeks before the first dose suggests that the brain metastasis is stable without exacerbation or new neurological symptoms, and hormone therapy has been discontinued two weeks before the first dose, screening is allowed; for the presence of meningeal metastasis and brainstem metastasis, regardless of the treatment or not, screening is not allowed; 2. Presence of clinically symptomatic pleural effusion, ascites, or pericardial effusion that requires repeated management (puncture or drainage, etc.); 3. Presence of medically uncontrolled hypertension, or with a history of hypertensive crisis or hypertensive encephalopathy; 4. Presence of a history of (non-infectious) interstitial lung disease (ILD)/non-infectious pneumonia requiring steroid therapy (e.g., idiopathic pulmonary fibrosis, mechanized pneumonia, drug-induced pneumonia, radiation pneumonitis, idiopathic pneumonia, etc.), and current ILD/non-infectious pneumonia; 5. Presence of clinically significant lung-specific co-morbidities including, but not limited to, any underlying lung disease (e.g., pulmonary embolism, severe asthma, severe COPD, restrictive lung disease, etc., diagnosed within 3 months prior to the first study dose) and any autoimmune, connective tissue, or inflammatory disease with pulmonary involvement (e.g., rheumatoid arthritis, Scheugelin's syndrome, sarcoidosis, etc.) and prior total pneumonectomy; 6. Presence of a history of immunodeficiency, including a positive test for Human Immunodeficiency Virus (HIV), or a known history of allogeneic organ transplantation or allogeneic hematopoietic stem cell transplantation; 7. the presence of other factors that may cause them to be forced to terminate the study midway, such as serious physical or mental illness or abnormal laboratory tests, which may increase the risk of participation in the study, affect treatment compliance, or interfere with the results of the study, and which, in the judgment of the investigator, make the subject unsuitable for participation in this study;

Design outcomes

Primary

MeasureTime frameDescription
DLTUp to 1 yearsIncidence and severity of DLT events
Incidence and severity of Adverse EventsUp to 2 yearsAbnormal changes in clinical symptoms, vital signs, physical examination, laboratory tests, electrocardiograph and other examinations.
MTDUp to 1 yearsMaximum tolerated dose
RP2DUp to 1 yearsRecommended phase II dose
ORRUp to 2 yearsObjective Response Rate (ORR) as Assessed by Investigator according to RECIST v1.1

Secondary

MeasureTime frameDescription
DORUp to 2 yearsDuration of Objective Response (DOR) as Assessed by Investigator according to RECIST v1.1
DCRUp to 2 yearsInvestigator-assessed Duration of objective Response (DCR) according to RECIST v1.1
Progression-Free Survival (PFS)Up to 2 yearsProgression-Free Survival (PFS) as Determined by Investigator according to RECIST v1.1
Overall Survival (OS)Up to 2 yearsOverall Survival (OS)
Pharmacokinetic (PK)About 6 months after first dosingPatient blood concentrations and pharmacokinetic parameters after drug administration
ImmunogenicityAbout 6 months after first dosingIncidence of antidrug antibodies (ADA)

Countries

China

Contacts

CONTACTZhihao Jiang, Master
zhihao_jiang@junshipharma.com86-15350403639

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Jul 9, 2026