Prospective Cohort Study on Oral Microbiome Changes in Patients With Locally Advanced Oral Squamous Cell Carcinoma Following Neoadjuvant Chemoimmunotherapy

NCT ID: NCT07111455

Last Updated: 2025-09-23

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

Total Enrollment

32 participants

Study Classification

OBSERVATIONAL

Study Start Date

2025-07-22

Study Completion Date

2027-07-30

Brief Summary

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Investigating the Relationship Between Oral Microbiome Alterations and Tumor Markers in Locally Advanced Oral Squamous Cell Carcinoma (LA-OSCC) After Neoadjuvant Chemoimmunotherapy: Implications for Therapeutic Efficacy, Chemoresistance, and Prognostic Assessment

Detailed Description

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Conditions

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Locally Advanced Oral Squamous Cell Carcinoma

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Exposed Group

Participants were planned to receive 2 cycles of intravenous neoad- juvant Tislelizumab (200 mg) every 3 weeks,and Paclitaxel 135-175mg/m² ,Cisplatin 80-120mg/m² or Carboplatin 0.3-0.4g/m² through intravenous infusion each 3-week cycle for 2 cycles.

No interventions assigned to this group

Eligibility Criteria

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Inclusion Criteria

1. Oral squamous cell carcinoma (OSCC) diagnosed as locally advanced (T3N0M0, T1-3N1M0, T4aN0-2M0, T1-4aN3M0, or T4bN0-3M0) according to AJCC staging criteria.
2. Their age ranged from 18 to 80 years;regardless of gender.
3. Absence of prior head and neck radiation therapy or chemotherapy.
4. Adequate blood function: white blood cell count (WBC) \>=3.5×10\^9/L, platelet count (PLT) \>=75×10\^9/L:Hemoglobin concentration (HGB) \>=90g/L.
5. Adequate liver function: total bilirubin (TBIL) \<= the upper limit of normal, aspartate aminotransferase (AST) and alanine aminotransferase (ALT) \<=2.5 times the upper limit of normal.
6. Adequate renal function:estimated glomerular filtration rate (eGFR) greater than 45 mL/min per 1.73 m².
7. The heart, brain, lung and other vital organs function and general condition can tolerate NACI.
8. PS score \<=2.
9. Signed informed consent form and voluntarily agreeing to participate in this study.

Exclusion Criteria

1. Pregnancy or lactation (for female participants).
2. Patients with a history of epilepsy or psychiatric disorders that were not well-controlled.
3. Patients with severe allergic diathesis or suspected or confirmed alcohol or drug addiction.
4. Patients who had taken antibiotics within 7 days before enrollment.
Minimum Eligible Age

18 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Zhujiang Hospital

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Department of Stomatology, Zhujiang Hospital, Southern Medical University

Guangzhou, Guangdong, China

Site Status RECRUITING

Countries

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China

Central Contacts

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Xiaozhi LV

Role: CONTACT

+86-020-62782092

Facility Contacts

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Xiaozhi LV

Role: primary

+86-020-62782092

Other Identifiers

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2025-KY-189

Identifier Type: -

Identifier Source: org_study_id

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