QL1706 Combined With Cisplatin/Paclitaxel as Neoadjuvant Therapy for Cervical Cancer

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexFemale
Age18-65
SponsorSecond Affiliated Hospital, School of Medicine, Zhejiang University

About this trial

This is a prospective, single-arm, phase II clinical study designed to evaluate the efficacy and safety of QL1706 combined with cisplatin and paclitaxel as neoadjuvant therapy in patients with FIGO 2018 stage IB1-IB3 cervical cancer undergoing conservative surgery.

The primary endpoint is pathological complete response (pCR). Secondary endpoints include objective response rate (ORR), progression-free survival (PFS), overall survival (OS), 3-year pelvic recurrence rate, and safety profile.

Additionally, exploratory biomarker analyses will be conducted to investigate changes in immune status, genomic alterations, PD-L1 expression, tumor mutational burden, MSI-H/dMMR status, and vaginal microbiota before and after treatment.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Female patients aged 18-65 years.

Histologically confirmed cervical squamous cell carcinoma, adenocarcinoma, or adenosquamous carcinoma.

FIGO 2018 stage IB1, IB2, or IB3 cervical cancer.

Pelvic MRI completed before enrollment.

Disqualifiers

Presence of uncontrolled concomitant malignancies.

Active autoimmune disease or history of autoimmune disease with potential recurrence.

Interstitial lung disease or uncontrolled pneumonitis.

Active hepatitis B or hepatitis C infection.

Trial design

Design model

Single group

Treatments tested in this trial

  • QL1706 + Cisplatin/Paclitaxel Neoadjuvant Therapy

    Drug

    QL1706 is a bifunctional PD-1/CTLA-4 antibody combination consisting of iparomlimab and tuvonralimab. Drug: Cisplatin Cisplatin administered as part of neoadjuvant chemotherapy. Drug: Paclitaxel Paclitaxel administered as part of neoadjuvant chemotherapy.

Treatment groups

50 Participants
are divided into 1 treatment group
Group A: Experimental ArmExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Pathological Complete Response (pCR)

Proportion of patients achieving pathological complete response after neoadjuvant therapy.

Time frame
At surgery following completion of neoadjuvant therapy

Secondary outcomes

1

Objective Response Rate (ORR)

Proportion of patients achieving complete or partial response according to RECIST v1.1.

Time frame
During neoadjuvant treatment period
2

Progression-Free Survival (PFS)

Time from treatment initiation to disease progression or death.

Time frame
Up to 3 years
3

3-Year Pelvic Recurrence Rate

Proportion of patients with pelvic recurrence within 3 years.

Time frame
3 years
4

Adverse Events

Incidence and severity of adverse events graded according to CTCAE v5.0.

Time frame
From informed consent through 30 days after last treatment dose

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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