HIPEC Combined With Sintilimab for Gastric Cancer With Peritoneal Metastasis

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-75
SponsorAffiliated Cancer Hospital & Institute of Guangzhou Medical University

About this trial

To evaluate the Safety and Efficacy of HIPEC Combined With Sintilimab for Gastric Cancer Patients with Peritoneal Metastasis.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Advanced gastric (gastroesophageal junction) adenocarcinoma confirmed by histology;

Age 18-75 years, Male or Non pregnant female

ECOG (Eastern Cooperative Oncology Group) : 0~1;

Negative for HER-2 by IHC/FISH;

Disqualifiers

Other distal metastases besides peritoneal metastases (e.g., liver, lung, pleural, brain, bone metastases, etc.);

Previous systemic therapy for gastric cancer;

Recurrent gastric cancer after surgery;

Cardiopulmonary dysfunction;

Trial design

Design model

Single group

Treatments tested in this trial

  • HIPEC,anti-PD-1 antibody Sintilimab (Tyvyt®), Chemotherapy,Surgery

    Drug

    1. HIPEC: HIPEC is performed after laparoscopic exploration, Mitomycin 30mg/m2, d1, Docetaxel 40mg/m2, d3, Oxaliplatin 65mg/m2, d5 within a week after surgical exploration. 2. Chemotherapy(SOX) and anti-PD-1 antibody Sintilimab (Tyvyt®) treatment followed (4 cycles): SOX regimen: Oxaliplatin: 130 mg/m\^2, IV, d1; S-1, 40-60 mg/m\^2 bid, po, day 1-14, every 3 weeks for a total of 4 cycles; Sintilimab (Tyvyt®) 200mg fixed dose every 3 weeks, for a total of 4 cycles. 3. Surgery: Imaging and secondary surgical exploration, assess the patient's condition and consider whether perform the cytoreductive surgery (resection of primary tumors and metastases). For patients undergoing surgery, HIPEC for three cycles followed, Mitomycin 30mg/m2, d1, Docetaxel 40mg/m2, d3, Oxaliplatin 65mg/m2, d5 within a week after surgery; For inoperable patients, continue to use standard chemotherapy of guidelines recommend. 4. After the surgery, continue to use standard adjuvant chemotherapy.

Treatment groups

46 Participants
are divided into 1 treatment group
Group A: Gastric Cancer With Peritoneal Metastasis, HIPEC, Anti-PD-1 AntibodyExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

R0 resection

the rate of R0 resection

Time frame
3 months

Secondary outcomes

1

Overall survival time

Overall survival time(OS) refers to the time of first use of the drug to the time of death. At the end of the study, if the subject is still alive, refer the known "date of last survival of the subject" as the date of censoring.

Time frame
2 years
2

ORR

Objective response rate(ORR): ORR = (number of subjects with complete response (CR) + partial response (PR))/total number of subjects ×100%. Measurable lesion according to the RECISTv1.1

Time frame
3 months
3

Event-Free Survival

Defined as the interval between the first conversion therapy and the first recorded related events, including preoperative disease progression, postoperative disease recurrence, and death from any cause.

Time frame
2 years
4

Relapse-Free Survival

Defined as postoperative the first recorded postoperative recurrence of disease or death from any cause

Time frame
2 years

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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