Skip to content

Phase I/II Study of the Combination of Irinotecan and POF (POFI) and Tislelizumab

Phase I/II Study of the Combination of Irinotecan and POF (Paclitaxel Plus Oxaliplatin Plus 5-fluorouracil Plus Leucovorin) and Tislelizumab

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05319639
Enrollment
51
Registered
2022-04-08
Start date
2023-02-16
Completion date
2025-12-31
Last updated
2025-02-27

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

Conditions

Gastric Cancer Stage IV

Brief summary

The purpose of the phase I/II study is to establish the safety of Combination of Irinotecan and paclitaxel with 5-FU, leucovorin, oxaliplatin and Tislelizumab.

Interventions

DRUGOxaliplatin

Oxaliplatin will be administered on day 1 of each cycle at 85mg/m2 once every 14 days.

Levo-Leucovorin will be administered on day 1 of each cycle at 200 mg/m2 once every 14 days.

DRUG5-fluorouracil

5-fluorouracil will be administered at 2400 mg/m2 over 46-hour every 14 days.

DRUGPaclitaxel

Paclitaxel will be administered on day 1 of each cycle at 45mg/m2 at dose level 1; 67.5 mg/m2 at dose level 2 ; 90 mg/m2 at dose level 3; 112.5 mg/m2 at dose level 4 once every 14 days.

DRUGIrinotecan

Irinotecan will be administered on day 1 of each cycle at 135 mg/m2 at dose level 1; 150 mg/m2 at dose level 2 once every 14 days.

DRUGTislelizumab

Tislelizumab will be administered on day 1 of each cycle at 200mg once every 14 days.

Sponsors

Fujian Cancer Hospital
Lead SponsorOTHER_GOV

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Patients with advanced unresectable, histologically confirmed adenocarcinoma of the gastric or gastroesophageal junction. 2. With or without measurable lesions. 3. Patients must have a performance status of 0-1 on the Eastern Cooperative Oncology Group (ECOG) scale. 4. Without serious system dysfunction and could tolerate chemotherapy. With normal marrow, liver and renal function: a hemoglobin (HGB) of ≥100g/L (without blood transfusion during 14 days); a leucopenia count of ≥4.0×109/L; a platelet count of ≥100×109/L; a total bilirubin (TBil) of ≤1.5 upper normal limitation (UNL); a creatinine (Cr) of ≤ 1.5 UNL; a creatinine clearance rate ≥ 50ml/min (Cockcroft-Gault); a alanine aminotransferase (ALAT) and aspartate aminotransferase (ASAT) of ≤2.5 UNL or ≤5 UNL in case of liver metastasis. 5. Life expectancy ≥3 months. 6. With normal electrocardiogram results and no history of congestive heart failure. 7. With normal coagulation function: activated partial thromboplastin time (APTT), prothrombin time (PT) and INR, each ≤ 1.5 x ULN. 8. Female subjects of child-bearing potential must agree to use contraceptive measures starting 1 week before the administration of the first dose of Tislelizumab until 8 weeks after discontinuing study drug. Male subjects must agree to use contraceptive measures during the study and 8 weeks after last dose of study drug 9. With written informed consent signed voluntarily by patients themselves or their supervisors witted by doctors. 10. With good compliance and agree to accept follow-up of disease progression and adverse events.

Exclusion criteria

1. Patients with a history of another neoplastic disease within the past three years, excluding basal cell carcinoma of the skin, cervical carcinoma in situ, or nonmetastatic prostate cancer. 2. Patients with brain or central nervous system metastases, including leptomeningeal disease. 3. Pregnant (positive pregnancy test) or breast feeding. 4. Serious, non-healing wound, ulcer, or bone fracture. 5. Significant cardiac disease as defined as: unstable angina, New York Heart Association (NYHA) grade II or greater, congestive heart failure, history of myocardial infarction within 6 months Evidence of bleeding diathesis or coagulopathy. 6. History of a stroke or CVA within 6 months. 7. Clinically significant peripheral vascular disease. 8. Inability to comply with study and/or follow-up procedures. 9. Patients with any other medical condition or reason, in that investigator's opinion, makes the patient unstable to participate in a clinical trial.

Design outcomes

Primary

MeasureTime frameDescription
The maximum dose tolerated1 monthTo determine the maximum tolerated dose of POFI with different doses of irinotecan and paclitaxel combined with Tislelizumab in the first month.

Secondary

MeasureTime frameDescription
Overall Response Rate2 yearsClinical response of treatment according to RESIST v1.1 criteria (ORR, objective response rate).
Progression-free survival2 yearsThe length of time from enrollment until the time of progression of disease (PFS, progression-free survival).
Overall survival2 yearsThe length of time from enrollment until the time of death (OS, overall survival).

Countries

China

Contacts

Primary Contactlin rong bo, bachelor
rongbo_lin@163.com13705919382

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 7, 2026