RecruitingPhase 2NCT05571644

Neoadjuvant Treatment With mFOLFOXIRI Plus Cadonilimab (AK104) Versus mFOLFOX6 in Locally Advanced Colorectal Cancer

Neoadjuvant Treatment With mFOLFOXIRI Plus Cadonilimab (AK104) Versus mFOLFOX6 Alone in Locally Advanced Colorectal Cancer: a Randomized Control Phase II Study (OPTICAL-2)


Sponsor

Sun Yat-sen University

Enrollment

143 participants

Start Date

Jul 10, 2023

Study Type

INTERVENTIONAL

Conditions

Summary

Neoadjuvant chemoradiotherapy (CRT) followed by total mesenteric excision (TME) and adjuvant chemotherapy was the standard of treatment for locally advanced rectal cancer (LARC) in the past two decades. The main obstacles for improving survival benefit of LARC was distant metastasis. Recently, total neoadjuvant therapy (TNT) had been recommended as new preferred option for LARC. Induction chemotherapy with FOLFOXIRI followed by CRT or short-course radiotherapy followed by FOLFOX chemotherapy had improved survival benefit for LARC. Neoadjuvant immunotherapy had also been explored in pMMR patients with CRC. In the NICHE trial, neoadjuvant therapy with 2 dose of nivolumab and 1 dose of ipilimumab led to 29% of pathological response and 13% of pCR. Cadonilimab (AK104) was a PD-1/CTLA-4 bi-specific antibody. Here, we tried to explore the efficacy of Neoadjuvant Treatment With mFOLFOXIRI with or without Cadonilimab (AK104) Versus mFOLFOX6 in LARC.


Eligibility

Min Age: 18 YearsMax Age: 70 Years

Plain Language Summary

Simplified for easier understanding

This study is comparing two chemotherapy approaches before surgery for people with locally advanced colorectal cancer. One group receives a combination of three chemotherapy drugs plus an immunotherapy called cadonilimab; the other receives a two-drug chemotherapy regimen. The goal is to see which approach shrinks the tumor more effectively before surgery. **You may be eligible if...** - You are between 18 and 70 years old - You have been diagnosed with colorectal cancer (adenocarcinoma) confirmed by biopsy - Your cancer is locally advanced (specific staging on imaging) without distant spread - You are in good general health (ECOG 0–1) - You have not received prior treatment for colorectal cancer **You may NOT be eligible if...** - You have received prior cancer therapy for colorectal cancer - Your cancer has spread to distant organs - You have significant other health conditions that would prevent safe treatment Talk to your doctor to see if this trial is right for you.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DRUGmFOLFOXIRI + Cadonilimab

Cadonilimab(AK104)6mg/kg, intravenous d for 60 minutes, followed by mFOLFOXIRI (oxaliplatin 85 mg/m2, irinotecan 150 mg/m2, and folinic acid 400 mg/m2 followed by 5-fluorouracil 2400mg/m2 as a 46-hour continuous infusion on day 1) every 2 weeks for 6 cycles before surgery

DRUGmFOLFOX6

mFOLFOX6 (oxaliplatin 85 mg/m2, and folinic acid 400 mg/m2 followed by bolus 5-fluorouracil 400 mg/m2 and 5-fluorouracil 2400mg/m2 as a 46-hour continuous infusion on day 1) every 2 weeks for 6 cycels before surgery

DRUGmFOLFOXIRI

mFOLFOXIRI (oxaliplatin 85 mg/m2, irinotecan 150 mg/m2, and folinic acid 400 mg/m2 followed by 5-fluorouracil 2400mg/m2 as a 46-hour continuous infusion on day 1) every 2 weeks for 6 cycles before surgery

DRUGmFOLFOXIRI+AK104+fruquintinib

Cadonilimab(AK104)6mg/kg, intravenous d for 60 minutes, followed by mFOLFOXIRI (oxaliplatin 85 mg/m2, irinotecan 150 mg/m2, and folinic acid 400 mg/m2 followed by 5-fluorouracil 2400mg/m2 as a 46-hour continuous infusion on day 1) every 2 weeks for 6 cycles, and fruquintinib (3mg Qd, D1-21, Q4W for 3 months) before surgery


Locations(1)

Gastrointestinal Hospital, Sun Yat-sen University

Guangzhou, Guangdong, China

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NCT05571644


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