This is the first phase II randomized clinical trial of concurrent chemoradiotherapy with or without EGFR blocker Nimotuzumab for high risk advanced nasopharyngeal carcinoma(NPC) , determining whether concurrent chemoradiotherapy(CCRT) combined with nimotuzumab can improve the survival rate of high-risk patients and may provide new evidence for individualized comprehensive treatment of locally advanced NPC.
Currently, although NCCN(National Comprehensive Cancer Network) guidelines recommend induction chemotherapy combined with concurrent chemoradiotherapy as IIA level-evidenced treatment for locally advanced nasopharyngeal carcinoma (stage II-IVa),there is still about 20-30% of patients with locally advanced nasopharyngeal carcinoma experienced recurrence and metastasis after radical treatment. Our previous results showed that patients with plasma Epstein-Barr virus(EBV) DNA\> 0 copy/mL or stable disease/progressive disease(SD/PD) after induction chemotherapy had a significantly higher risk of disease progression than patients with plasma EBV DNA=0 copy/mL and complete response/partial response(CR/PR),according to Response Evaluation Criteria in Solid Tumors (RECIST). As for these high-risk patients, the urgent clinical problem to be solved is whether increased treatment intensity during concurrent chemoradiotherapy can improve their survival rates. Epidermal growth factor (EGFR) is an important therapeutic target for nasopharyngeal carcinoma.Multiple retrospective studies have shown that chemoradiotherapy combined with the EGFR blocker nimotuzumab improved the survival rate of patients with locally advanced nasopharyngeal carcinoma compared with chemoradiotherapy alone. However, phase II randomized clinical trial about the incorporation of nimotuzumab into concurrent chemoradiotherapy is still limited. This is the first phase II randomized clinical trial of concurrent chemoradiotherapy with or without Nimotuzumab for high risk locally advanced NPC patients, determining whether concurrent chemoradiotherapy combined with nimotuzumab can improve the survival rate of high-risk patients and may provide new evidence for individualized comprehensive treatment of locally advanced nasopharyngeal carcinoma.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
PREVENTION
Masking
NONE
Enrollment
246
concurrent cisplatin (100mg/m2, every three weeks,D1,D22,D43 of intensity modulated radiotherapy) + Nimotuzumab (200mg, once a week during radiotherapy, a total of 7 weeks)
concurrent cisplatin (100mg/m2, every three weeks,D1,D22,D43 of intensity modulated radiotherapy )
Sun Yat-sen Universitty Cancer Center
Guangzhou, Guangdong, China
Progress-free survival (PFS)
Defined from date of randomization to date of first documentation of progression or death due to any cause
Time frame: 2 years
Overall Survival (OS) the last follow-up.
Defined from date of randomization to date of first documentation of death from any cause or censored at the date of the last follow-up.
Time frame: 2 years
Locoregional Relapse-Free Survival (LRFS)
Defined from date of randomization to date of first documentation of locoregional relapse or the date of death from any cause or until the date of the last follow-up visit
Time frame: 2 years
Distant Metastasis-Free Survival (DMFS)
Defined from date of randomization to date of first documentation of distant metastases or the date of death from any cause or until the date of the last follow-up visit
Time frame: 2 years
Objective Response Rate (ORR)
An objective response is defined as either a confirmed CR or a PR, as determined by the investigator using Response Evaluation Criteria in Solid Tumors (RECIST1.1) from the National Cancer Institute (NCI)
Time frame: Three months after the completion of the CCRT with or without Nimotuzumab treatment
Incidence rate of adverse events (AEs)
Analysis of acute and late adverse events (AEs) are evaluated. Numbers of patients of treatment-related adverse events(acute toxicity) as assessed by CTCAE v5.0.Numbers of patients of late radiation toxicities were assessed using the Radiation Therapy Oncology Group and European Organization for Research and Treatment of Cancer late radiation morbidity scoring scheme.
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Time frame: 2 years
Evaluate EGFR expression level and EGFR Gene Copy Number as a predictive marker for survival outcomes
Pre-treatment EGFR expression level and EGFR Gene Copy Number is evaluated by means of immunohistochemical testing and fluorescent in situ hybridization (FISH), respectively.
Time frame: 2 years
Correlation between the frequency of EGFR-specific T cells after treatment and survival outcomes
The frequency of anti-EGFR specific T cells is evaluated centrally by means of flow cytometry
Time frame: 2 years
Plasma EBV DNA copy number
Plasma EBV DNA copy number in both arms was assessed by Quantitative real time polymerase chain reaction(qRT-PCR) at pretreatment, after two cycle induction chemotherapy, during CCRT and follow up time . The predictive value of plasma EBV DNA copy number was assessed by survival analysis.
Time frame: 2 years