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The study of the response to the chemotherapy using S-1 and CDGP for p16 positive/p53 negative oropharnygeal squamous cell carcinoma

The study of the response to the chemotherapy using S-1 and CDGP for p16 positive/p53 negative oropharnygeal squamous cell carcinoma - Chemotherapy for P16+/p53- OPSCC

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000024707
Enrollment
50
Registered
2016-12-01
Start date
2017-01-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

oropharyngeal squamous cell carcinoma

Interventions

Chemotherapy S-1 80mg/m2, day1-4 CDGP 80mg/m2, day7 2 cycles with 3 weeks interval transoral surgery with or without neck dissection 3 weeks after 2nd chemotherapy

Sponsors

Kobe City Medical Center General Hospital, Head and Neck Department
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: The patients with p16 positive p53 negative oropharyngeal squamous cell carcinoma (cT1-3, any N) who proved to have squamous cell carcinoma in primary site or cervical lymphnodes

Exclusion criteria

Exclusion criteria: The patients with any distant metastasis The patients who are pregnant or possibly pregnant The patients who have a history of surgery or radiation in the oropharynx The patients whose general conditions are too poor for chemotherapy The patients with some conditions which may disturb safety transoral surgery, such as under strong anticoagulants, with severe trismus and so on The patients who are judged to be inappropriate for the study

Design outcomes

Primary

MeasureTime frame
Pathological response obtained by operative specimen after 2 cycles of neo-adjuvant chemotherapy

Secondary

MeasureTime frame
2-years disease free survival, QOL estimation using EORTC H&N35 score 2 years after the therapy, Response rate of the chemotherapy by RECIST, The relationship between SUV diminishing rate of FDG-PET/CT and pathological response, the relationship between pathological response and 2-years disease free survival

Countries

Japan

Contacts

Public ContactShogo Shinohara

Kobe City Medical Center General Hospital Department of Head and Neck Surgery

sinosino@kcho.jp078-302-4321

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026