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Pucotenlimab Plus Becotatug Vedotin in Perioperative Treatment of Locally Advanced Resectable Head and Neck Squamous Cell Carcinoma

7 de mayo de 2026 actualizado por: Lepu Biopharma Co., Ltd.

A Multicenter, Randomized, Double-Blind, Phase II Clinical Study of Pucotenlimab Injection Combined With Becotatug Vedotin for Injection as Perioperative Therapy in Participants With Locally Advanced Resectable Head and Neck Squamous Cell Carcinoma

A multicenter, randomized, double-blind, phase II clinical study designed to evaluate the safety, pharmacokinetics, and preliminary efficacy of Becotatug Vedotin for Injection in combination with PD-1 in patients with locally advanced resectable head and neck squamous cell carcinoma

Descripción general del estudio

Tipo de estudio

Intervencionista

Inscripción (Estimado)

80

Fase

  • Fase 2

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Estudio Contacto

Ubicaciones de estudio

    • Beijing Municipality
      • Beijing, Beijing Municipality, Porcelana, 100142
        • Peking University Cancer Hospital
        • Contacto:
          • Bin Zhang
    • Fujian
      • Fuzhou, Fujian, Porcelana, 350005
        • The First Affiliated Hospital of Fujian Medical University
        • Contacto:
          • Gongbiao Lin
    • Guangdong
      • Guangzhou, Guangdong, Porcelana, 510060
        • Sun Yat-sen University Cancer Center
        • Contacto:
          • Xuekui Liu
      • Guangzhou, Guangdong, Porcelana, 510120
        • Sun Yat-Sen Memorial Hospital, Sun Yat-Sen University
        • Contacto:
          • Jinsong Li
      • Shantou, Guangdong, Porcelana, 515041
        • Cancer Hospital of Shantou University Medical College
        • Contacto:
          • Hanwei Peng
    • Guangxi
      • Nanning, Guangxi, Porcelana, 530021
        • Guangxi Medical University Cancer Hospital
        • Contacto:
          • Duoping Wang
    • Hebei
      • Shijiazhuang, Hebei, Porcelana, 050011
        • The Fourth Hospital of Hebei Medical University
        • Contacto:
          • Juan Li
    • Hubei
      • Wuhan, Hubei, Porcelana, 430079
        • Hubei Cancer Hospital
        • Contacto:
          • Jian Chen
    • Hunan
      • Changsha, Hunan, Porcelana, 410013
        • Hunan Cancer Hospital
        • Contacto:
          • Hao Tian
      • Changsha, Hunan, Porcelana, 410008
        • Xiangya Hospital of Central South University
        • Contacto:
          • Canhua Jiang
    • Liaoning
      • Shenyang, Liaoning, Porcelana, 110042
        • Liaoning Cancer Hospital & Institute
        • Contacto:
          • Zhendong Li
    • Shanghai Municipality
      • Shanghai, Shanghai Municipality, Porcelana, 200120
        • Shanghai East Hospital
        • Contacto:
          • Ye Guo
      • Shanghai, Shanghai Municipality, Porcelana, 200011
        • Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine
        • Contacto:
          • Yue He
    • Zhejiang
      • Hangzhou, Zhejiang, Porcelana, 310022
        • Zhejiang Cancer Hospital
        • Contacto:
          • Chao Chen
      • Ningbo, Zhejiang, Porcelana, 315040
        • Ningbo Medical Center Lihuili Hospital
        • Contacto:
          • Zhisen Shen

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto
  • Adulto Mayor

Acepta Voluntarios Saludables

No

Descripción

Inclusion Criteria:

  1. Life expectancy ≥ 6 months.
  2. Subjects with histologically confirmed, resectable Stage III-IVA head and neck squamous cell carcinoma (HNSCC) eligible for curative-intent surgery.
  3. At least one extracranial measurable lesion per RECIST v1.1.
  4. Eastern Cooperative Oncology Group (ECOG) performance status 0-1.
  5. No severe cardiac dysfunction.
  6. Must provide tumor tissue sample not previously subjected to radiotherapy.
  7. Adequate organ function.
  8. Subjects of childbearing potential must use effective contraception during the study and for 180 days after the last dose.

Exclusion Criteria:

  1. Primary tumor originating from nasopharynx, nasal cavity, paranasal sinuses, salivary gland, thyroid/parathyroid gland, skin, or unknown primary site (squamous cell carcinoma).
  2. Head and neck cancer deemed non-resectable by the investigator.
  3. Prior treatment with anti-PD-1, anti-PD-L1, MMAE/MMAF-based ADC agents, or other T-cell immune checkpoint inhibitors.
  4. Prior radiotherapy, systemic anti-tumor therapy, or other investigational therapy for head and neck cancer before study entry.
  5. Major surgery within 4 weeks before study entry, or not fully recovered from surgical toxicities/complications. Minor procedures (e.g., vascular access placement, percutaneous/endoscopic head/neck biopsy, tracheostomy tube exchange) are allowed.
  6. Grade ≥2 peripheral neuropathy (CTCAE v5.0).
  7. Active autoimmune disease requiring systemic treatment within 2 years before first dose.
  8. Receiving systemic glucocorticoid therapy or any other form of immunosuppressive therapy within 2 weeks before first dose.
  9. Radiologically detectable central nervous system metastases and/or carcinomatous meningitis.
  10. Uncontrolled pleural, peritoneal, pelvic effusion, or pericardial effusion.
  11. Any severe or uncontrolled systemic disease.
  12. Prior or planned allogeneic tissue/solid organ transplantation.
  13. Known hypersensitivity to any active ingredient or excipient of the study drugs.
  14. Evidence of active infection including hepatitis B, hepatitis C, or human immunodeficiency virus (HIV).
  15. Anti-infective therapy within 2 weeks before randomization.
  16. Stroke or transient ischemic attack within 6 months before enrollment.
  17. Uncontrolled or poorly controlled cardiac disease.
  18. Deep or intraluminal bleeding requiring interventional/surgical hemostasis or blood transfusion within 3 months, or current history of coagulopathy.
  19. Pulmonary embolism or deep vein thrombosis within 3 months.
  20. History of or current interstitial lung disease, severe chronic obstructive pulmonary disease, severe pulmonary insufficiency, bronchospasm, etc.
  21. Received live vaccine within 30 days before first study dose.
  22. History of other primary malignancy.
  23. Positive serum pregnancy test or breastfeeding female.
  24. Contraindications to study drugs (pucotenlimab and/or becotatug vedotin) or their excipients; severe hypersensitivity (Grade ≥3) to radiotherapy, cisplatin or its analogues.
  25. Any condition that the investigator considers unsuitable for participation in the trial.
  26. Grade ≥2 hearing impairment per CTCAE v6.0.

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Cuadruplicar

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Experimental: locally advanced resectable HNSCC Becotatug Vedotin +Pucotenlimab
Administrated intravenously
Administrated intravenously
Comparador de placebos: locally advanced resectable HNSCC Placebo +Pucotenlimab
Administrated intravenously
Administrated intravenously

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Periodo de tiempo
Major Pathological Response (MPR) Rate
Periodo de tiempo: From date of surgery until completion of postoperative pathological assessment, up to 8 weeks
From date of surgery until completion of postoperative pathological assessment, up to 8 weeks

Medidas de resultado secundarias

Medida de resultado
Periodo de tiempo
Pathological Complete Response (pCR) Rate
Periodo de tiempo: From date of surgery until completion of postoperative pathological assessment, up to 8 weeks
From date of surgery until completion of postoperative pathological assessment, up to 8 weeks
Event-Free Survival (EFS)
Periodo de tiempo: From date of randomization until the date of disease progression/recurrence with initiation of new anti-tumor therapy, or death from any cause, whichever came first, assessed up to 24 months
From date of randomization until the date of disease progression/recurrence with initiation of new anti-tumor therapy, or death from any cause, whichever came first, assessed up to 24 months
Overall Survival (OS)
Periodo de tiempo: From date of randomization until death from any cause, assessed up to 36 months
From date of randomization until death from any cause, assessed up to 36 months
Preoperative Objective Response Rate (ORR)
Periodo de tiempo: preoperative ORR will be assessed up to 12 weeks post-randomization
preoperative ORR will be assessed up to 12 weeks post-randomization
actual surgical resection rate
Periodo de tiempo: surgical resection rate will be evaluated perioperatively
surgical resection rate will be evaluated perioperatively
R0 resection rate
Periodo de tiempo: R0 resection rate will be confirmed up to 8 weeks postoperatively
R0 resection rate will be confirmed up to 8 weeks postoperatively
lymph node downstaging rate
Periodo de tiempo: lymph node downstaging rate will be determined up to 8 weeks postoperatively based on comparison of pre- and post-treatment imaging and pathology
lymph node downstaging rate will be determined up to 8 weeks postoperatively based on comparison of pre- and post-treatment imaging and pathology
Incidence of adverse events (AEs) and laboratory abnormalities assessed by CTCAE v6.0
Periodo de tiempo: Within 30 days after last dose (30 days + 7 days window)
Within 30 days after last dose (30 days + 7 days window)
Serum Concentration
Periodo de tiempo: From randomization through completion of therapy, up to 30 weeks
From randomization through completion of therapy, up to 30 weeks
Incidence of Anti-Drug Antibodies (ADA)
Periodo de tiempo: From randomization through completion of therapy, up to 30 weeks
From randomization through completion of therapy, up to 30 weeks

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Estimado)

1 de mayo de 2026

Finalización primaria (Estimado)

1 de diciembre de 2027

Finalización del estudio (Estimado)

1 de diciembre de 2028

Fechas de registro del estudio

Enviado por primera vez

30 de abril de 2026

Primero enviado que cumplió con los criterios de control de calidad

7 de mayo de 2026

Publicado por primera vez (Actual)

14 de mayo de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

14 de mayo de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

7 de mayo de 2026

Última verificación

1 de mayo de 2026

Más información

Términos relacionados con este estudio

Plan de datos de participantes individuales (IPD)

¿Planea compartir datos de participantes individuales (IPD)?

NO

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

No

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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