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Trial Title: Reduced-dose Radiotherapy for Stage III Nasopharyngeal Carcinoma Based on the Treatment Response

NCT ID: NCT06239727

Condition: Nasopharyngeal Carcinoma

Conditions: Official terms:
Carcinoma
Nasopharyngeal Carcinoma
Cisplatin
Gemcitabine
Capecitabine
Antibodies
Antibodies, Blocking

Conditions: Keywords:
Radiotherapy
Dose
PD-1
Immune Checkpoint Inhibitor
Capecitabine
Quality of Life
Personalised Therapy
Complication
Deintensification

Study type: Interventional

Study phase: Phase 3

Overall status: Recruiting

Study design:

Allocation: Randomized

Intervention model: Parallel Assignment

Primary purpose: Treatment

Masking: None (Open Label)

Intervention:

Intervention type: Drug
Intervention name: PD-1 blocking antibody
Description: 1. IC phase of PD-1 blocking antibody: every 3 weeks × 3 cycles; 200 mg, day 1; start on day 1 of the first cycle IC and continue every 3 weeks for 3 cycles till the end of IC. 2. Adjuvant PD-1 blocking antibody: every 3 weeks × 9 cycles; 200 mg, day 1.
Arm group label: Conventional-dose radiotherapy group
Arm group label: Not-enrolled population
Arm group label: Reduced-dose radiotherapy group

Other name: Camrelizumab

Intervention type: Drug
Intervention name: Gemcitabine
Description: Gemcitabine as induction chemotherapy, 1000 mg/m2 day 1, 8 per cycle, every 3 weeks for 3 cycles.
Arm group label: Conventional-dose radiotherapy group
Arm group label: Not-enrolled population
Arm group label: Reduced-dose radiotherapy group

Other name: GEM

Intervention type: Drug
Intervention name: Cisplatin (80 mg/m2)
Description: Cisplatin as induction chemotherapy, 80 mg/m2 day 1 per cycle, every 3 weeks for 3 cycles.
Arm group label: Conventional-dose radiotherapy group
Arm group label: Not-enrolled population
Arm group label: Reduced-dose radiotherapy group

Other name: DDP

Intervention type: Radiation
Intervention name: Reduced-dose Intensity-modulated radiotherapy
Description: 1. Definitive IMRT, 30 fractions, 5 fractions/week, 1 fraction/day 2. Radiotherapy dose: pGTV: 6360cGy/30F; pCTV1: 5460cGy/30F; pCTV2: 4920cGy/30F.
Arm group label: Reduced-dose radiotherapy group

Other name: Reduced-dose IMRT

Intervention type: Radiation
Intervention name: Conventional-dose Intensity-modulated radiotherapy
Description: 1. Definitive IMRT, 33 fractions, 5 fractions/week, 1 fraction/day 2. Radiotherapy dose: pGTV: 6996cGy/33F; pCTV1: 6006cGy/33F; pCTV2: 5412cGy/33F.
Arm group label: Conventional-dose radiotherapy group
Arm group label: Not-enrolled population

Other name: Conventional-dose IMRT

Intervention type: Drug
Intervention name: Cisplatin (100 mg/m2)
Description: Cisplatin as concurrent chemotherapy, 100 mg/m2 day 1 per cycle, every 3 weeks for 2 cycles
Arm group label: Conventional-dose radiotherapy group
Arm group label: Not-enrolled population
Arm group label: Reduced-dose radiotherapy group

Other name: DDP

Intervention type: Drug
Intervention name: Capecitabine
Description: Metronomic adjuvant capecitabine chemotherapy: 650 mg/m2 p.o. bid, 1 year, adminstration starts immediately after concurrent chemoradiotherapy.
Arm group label: Not-enrolled population

Summary: This is an Open Label, Non-Inferiority, Multicenter, Randomized Phase 3 Trial aimed to investigate the impact of reduced-dose radiotherapy in combination with chemotherapy and immunotherapy on patients' prognosis and complication compared with conventional-dose radiotherapy in combination with chemotherapy and immunotherapy for treatment-sensitive stage III NPC patients screened out according to the treatment response.

Detailed description: The goals of this clinical trial includes: ① To confirm whether LRRFS after reduced-dose radiotherapy in combination with chemotherapy and immunotherapy is non-inferior to LRRFS after conventional-dose radiotherapy in combination with chemotherapy and immunotherapy for treatment-sensitive stage III NPC patients screened out according to the treatment response; ② To explore the impact of reduced-dose radiotherapy on 3-year OS, 3-year PFS, 3-year DMFS, 3-year LRFS and 3-year RRFS for treatment-sensitive stage III NPC patients screened out according to the treatment response; ③ To explore the impact of reduced-dose radiotherapy on radiotherapy complications and quality of life; ④ To explore the interaction between different clinical factors and the impact of reduced-dose radiotherapy on the prognosis of patients; ⑤ To explore the biomarkers of sensitivity to chemotherapy and radiotherapy for patients with nasopharyngeal carcinoma and the underlying mechanism. For these purposes, we plan to prospectively enroll stage III NPC patients from 9 hospitals in China. The participants will receive 3 cycles of induction chemotherapy (GP regimen + Camrelizumab) followed by intensity-modulated radiation therapy. 2 cycles of concurrent chemotherapy will be administered during the radiotherapy. Patients' treatment response will be evaluated with MRI examination after 27 fractions of radiotherapy. If the treatment response after 27 fractions of radiotherapy is complete remission, the participants will be randomized into reduced-dose radiotherapy group and conventional-dose radiotherapy group. If the treatment response after 27 fractions of radiotherapy is not complete remission, the participants will be assigned to the unenrolled group. All the participants in the unenrolled group will receive conventional-dose radiotherapy. After the radiotherapy, all the participants will receive 9 cycles of Camrelizumab immunotherapy. Besides, all the participants in the unenrolled group will also receive metronomic adjuvant capecitabine chemotherapy for 1 year. The prognosis, complication, and quality of life will be compared between the reduced-dose radiotherapy group and the conventional-dose radiotherapy group.

Criteria for eligibility:
Criteria:
Inclusion Criteria: 1. Age: 18 Years to 65 Years; 2. Eastern Cooperative Oncology Group performance status ≤1; 3. Patients with newly diagnosed, histologically confirmed nasopharyngeal carcinoma, the pathological type is non-keratinising carcinoma; 4. Tumor staged as Stage III (AJCC 8th); 5. Patients' lymph node without adverse features (no central necrosis, no muscle/skin invasion, no lymph node fusion); 6. Normal bone marrow function: white blood cell count > 4×10^9/L, hemoglobin > 90g/L, platelet count > 100×10^9/L; 7. Normal liver and kidney function: total bilirubin ≤ 1.5 × upper limit of normal (ULN), alanine transaminase and aspartate transaminase ≤ 2.5 × ULN, alkaline phosphatase ≤ 2.5 × ULN, creatinine clearance rate ≥ 60 ml/min; 8. Receive 3 cycles of indction chemotherapy (GP regimen + Camrelizumab); 9. Plasma EBV DNA after the second cycle of concurrent chemotherapy: 0; 10. Complete remission after 27 fractions of radiotherapy based on the MRI examination of the nasopharynx and neck (According to Response Evaluation Criteria in Solid Tumors 1.1); 11. Patients must sign informed consent and be willing and able to comply with the requirements of visits, treatment, laboratory tests and other research requirements stipulated in the research schedule; 12. Subjects with pregnancy ability must agree to use reliable contraceptive measures from screening to 1 year after treatment. Exclusion Criteria: 1. Hepatitis B virus surface antigen (HBsAg) positive and Hepatitis B virus DNA > 1000 copies/ml; 2. Anti-hepatitis C virus positive; 3. Anti-human immunodeficiency virus (HIV) positive or diagnosed with acquired immune deficiency syndrome (AIDS); 4. Active tuberculosis: active tuberculosis in the past 1 year should be excluded regardless with treatment, history of active tuberculosis over 1 year should be excluded except that previous regulatory anti-tuberculosis treatment is proved; 5. Active, known or suspected autoimmune disease (including but not limited to uveitis, enteritis, hepatitis, pituitary, nephritis, vasculitis, hyperthyroidism, hypothyroidism and asthma requiring bronchiectasis). Exceptions are type I diabetes mellitus, hypothyroidism requiring hormone replacement therapy, skin disorders requiring no systemic treatment (such as vitiligo, psoriasis or alopecia); 6. Previous interstitial lung disease or pneumonia requiring oral or intravenous steroid therapy; 7. Chronic treatment with systemic glucocorticoid (dose equivalent to or over 10 mg prednisone per day) or any other form of immunosuppressive therapy. Subjects who used inhaled or topical corticosteroids were eligible; 8. Uncontrolled heart disease, for example: 1) heart failure (NYHA level ≥ 2), 2) unstable angina, 3) myocardial infarction in past 1 year, 4) supraventricular or ventricular arrhythmia requiring treatment or intervention; 9. Active infection requiring systemic treatment; 10. Previous or concurrent with other malignant tumors, except for adequately treated non-melanoma skin cancer, cervical carcinoma in situ and thyroid papillary cancer; 11. History of radiotherapy, except for non-melanoma skin cancer located outside the target volume of radiotherapy for nasophayngeal carcinoma; 12. Receive treatment for the local or regional disease other than that specified in the research plan; 13. Pregnant or lactating women (pregnancy test should be considered for women with sexual life and fertility); 14. Allergy to macromolecular protein preparations, or any component of Camrelizumab; 15. Receiving live vaccine within 30 days of the initial Camrelizumab; 16. Contraindications to MRI examination, for example: claustrophobia, allergy to MRI contrast; 17. History of psychotropic disease, alcoholism or drug abuse, and other situation assessed by the investigators that may compromise the safety or compliance of patients, such as serious disease requiring timely treatment (including mental illness), severe laboratory abnormalities, or family-social risk factors.

Gender: All

Minimum age: 18 Years

Maximum age: 65 Years

Healthy volunteers: No

Locations:

Facility:
Name: Sun Yat-Sen University Cancer Center

Address:
City: Guangzhou
Zip: 510060
Country: China

Status: Recruiting

Contact:
Last name: Jun Ma

Phone: +862087343469
Email: majun2@mail.sysu.edu.cn

Contact backup:
Last name: Kaibin Yang

Phone: +8613725368062
Email: yangkb@sysucc.org.cn

Investigator:
Last name: Jun Ma
Email: Principal Investigator

Investigator:
Last name: Kaibin Yang
Email: Sub-Investigator

Facility:
Name: Zhongshan city Peaple's Hospital

Address:
City: Zhongshan
Country: China

Status: Not yet recruiting

Contact:
Last name: Feng Lei

Phone: +8618933345282

Facility:
Name: Cancer Hospital of Guangxi Medical University

Address:
City: Nanning
Country: China

Status: Not yet recruiting

Contact:
Last name: Xiao-Dong Zhu, MD
Email: zhuxiaodong83@163.com

Facility:
Name: Cancer Hospital of Guizhou Medical University

Address:
City: Guiyang
Country: China

Status: Not yet recruiting

Contact:
Last name: Feng Jin, MD
Email: jinf8865@yeah.net

Facility:
Name: Hubei Province Cancer Hosiptal

Address:
City: Wuhan
Country: China

Status: Not yet recruiting

Contact:
Last name: De-Sheng Hu, M.D.
Email: hds_005@163.com

Facility:
Name: Union Hospital Affiliated with Tongji Medical College of Huazhong University of Science and Technology

Address:
City: Wuhan
Country: China

Status: Not yet recruiting

Contact:
Last name: Bian Wu, MD
Email: bianwu@hust.edu.cn

Facility:
Name: Hunan Cancer Hospital

Address:
City: Changsha
Zip: 410000
Country: China

Status: Not yet recruiting

Contact:
Last name: Ya-Qian Han
Email: hanyaqiancs@163.com

Facility:
Name: Xiangya Hospital Central South University

Address:
City: Changsha
Country: China

Status: Not yet recruiting

Contact:
Last name: Liang-Fang Shen, MD
Email: slf1688@sina.com

Start date: March 1, 2024

Completion date: February 20, 2030

Lead sponsor:
Agency: Sun Yat-sen University
Agency class: Other

Collaborator:
Agency: Jiangsu Hengrui Pharmaceutical Co., Ltd.
Agency class: Industry

Source: Sun Yat-sen University

Record processing date: ClinicalTrials.gov processed this data on November 12, 2024

Source: ClinicalTrials.gov page: https://clinicaltrials.gov/ct2/show/NCT06239727

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