A Study of Neoadjuvant QL1706 in Participants With Untreated dMMR/MSI-H Resectable Colon Cancer

NCT ID: NCT06686576

Last Updated: 2025-12-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE3

Total Enrollment

363 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-12-12

Study Completion Date

2030-12-31

Brief Summary

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The goal of this clinical trial is to evaluate the efficacy of neoadjuvant QL1706 in participants with untreated T4N0 or Stage III (resectable), microsatellite instability high/ defective mismatch repair (MSI-H/dMMR) colon cancer

Detailed Description

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Conditions

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Colon Cancer

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Experimental group

Phase Ib/Ⅲ Participants will receive QL1706 pre surgery

Group Type EXPERIMENTAL

QL1706

Intervention Type DRUG

Phase Ib/Ⅲ: QL1706 will be administered

Phase III Control group

Participants will receive SOC (CAPEOX/Capecitabine) or undergo expectant observation post surgery.

Group Type ACTIVE_COMPARATOR

CAPEOX/Capecitabine

Intervention Type DRUG

Phase Ⅲ:CAPEOX/Capecitabine will be administered

Interventions

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QL1706

Phase Ib/Ⅲ: QL1706 will be administered

Intervention Type DRUG

CAPEOX/Capecitabine

Phase Ⅲ:CAPEOX/Capecitabine will be administered

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Signed written informed consent;
* Eastern Cooperative Oncology Group Performance Status of 0 or 1
* Untreated pathologically confirmed colon adenocarcinoma
* Radiographic assessment showed a resectable stage IIB-III based on AJCC Stage VIII (cT4 or cN+ only).
* Has a tumor demonstrating the presence of MSI-H/ dMMR
* Adequate organ function as described in the protocol

Exclusion Criteria

* Previously received any antitumor therapy for the disease under study, including surgery, radiotherapy, chemotherapy, targeted therapy, immunotherapy, etc
* Has distant metastatic disease.
* Has an active autoimmune disease that has required systemic treatment in past 2 years
* Has know history of, or any evidence of interstitial lung disease;
* Has an active infection requiring systemic therapy
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Qilu Pharmaceutical Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Affiliated Cancer Hospital of Sun Yat-sen University

Guangzhou, , China

Site Status RECRUITING

Countries

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China

Central Contacts

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Ruihua Xu, PhD

Role: CONTACT

Phone: +086-020-87343468

Email: [email protected]

Facility Contacts

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Rui hua Xu, PhD

Role: primary

Other Identifiers

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QL1706-307

Identifier Type: -

Identifier Source: org_study_id