Phase III Study of Camrelizumab in Combination With Chemotherapy in Recurrent/Metastatic Nasopharyngeal Carcinoma

This study is a randomized, placebo-controlled, double-blind, multicenter phase III clinical study. Target population is patients with recurrent/metastatic nasopharyngeal carcinoma who had not received systemic chemotherapy. Study objective is to compare the efficacy and safety of camrelizumab in combination with gemcitabine and cisplatin with placebo in combination with gemcitabine and cisplatin in study population in China. camrelizumab is a humanized anti-PD1 IgG4 monoclonal antibody.

Sex

All

Minimum age

18 Years

Maximum age

75 Years

Inclusion Criteria:

1. Age ≥ 18 years and ≤75 years;
2. Subjects with histopathological diagnosis of nasopharyngeal carcinoma;
3. Primarily metastatic (stage IVB as defined by the International Union against Cancer and American Joint Committee on Cancer staging system for NPC, eighth edition) or recurrent NPC that is not amenable for local regional treatment or curative treatment;
4. Has not received prior systemic treatment;
5. Has a performance status of 0 or 1 on the Eastern Cooperative Oncology Group (ECOG) Performance Status
6. Subject must have a measurable target lesion based on RECIST v1.1;

Exclusion Criteria:

1. Allergic to monoclonal antibodies, any camrelizumab components, gemcitabine, cisplatin and other platinum drugs;
2. Prior therapy as follow:

   * Anti-PD-1 or anti-PD-L1;
   * Received last dose of anticancer therapy (including chemotherapy, radiotherapy, targeted therapy, etc.) within 4 weeks of the first dose of study medication;
   * Concurrent medical condition requiring the use of cortisol (\>10mg/day Prednisone or equivalent dose) or other systematic immunosuppressive medications within 14 days before the study treatment. Except: inhalation or topical corticosteroids. Doses \> 10 mg/day prednisone or equivalent for replacement therapy;
   * Received major operations or serious injuries within 4 weeks of the first dose of study medication;
3. Not recovered to ≤CTCAE 1 from adverse events (except for hair loss) due to a previously anti-tumor treatment;
4. Pregnancy or breast feeding;

• DERIVEDHuang Y, Sun D, Zhou H, Zhou T, Qu S, Li J, Hu C, Xu M, Li W, Shen L, Wu H, Lang J, Hu G, Luo Z, Fu Z, Qu S, Feng W, Chen X, Lin S, Xie B, Li X, Sun Y, Lin Z, Lin Q, Lei F, Long J, Hong J, Huang X, Zeng L, Wang P, He X, Zhao S, Chen G, Zhang Y, Zhao Y, Fang W, Huang C, Li X, Hong S, Zhang L, Yang Y. Five-Year Outcome of Camrelizumab Plus Chemotherapy in Recurrent or Metastatic Nasopharyngeal Carcinoma: A Secondary Analysis of the CAPTAIN-1st Randomized Clinical Trial. JAMA Oncol. 2026 Mar 1;12(3):295-302. doi: 10.1001/jamaoncol.2025.6245. PMID 41609753
• DERIVEDXiao BJ, Sima XX, Chen G, Gulizeba H, Zhou T, Huang Y. Predictive and prognostic role of early apolipoprotein A-I alteration in recurrent or metastatic nasopharyngeal carcinoma patients treated with anti-PD-1 therapy. Cancer Med. 2023 Aug;12(16):16918-16928. doi: 10.1002/cam4.6321. Epub 2023 Jul 6. PMID 37409613
• DERIVEDYang Y, Qu S, Li J, Hu C, Xu M, Li W, Zhou T, Shen L, Wu H, Lang J, Hu G, Luo Z, Fu Z, Qu S, Feng W, Chen X, Lin S, Zhang W, Li X, Sun Y, Lin Z, Lin Q, Lei F, Long J, Hong J, Huang X, Zeng L, Wang P, He X, Zhang B, Yang Q, Zhang X, Zou J, Fang W, Zhang L. Camrelizumab versus placebo in combination with gemcitabine and cisplatin as first-line treatment for recurrent or metastatic nasopharyngeal carcinoma (CAPTAIN-1st): a multicentre, randomised, double-blind, phase 3 trial. Lancet Oncol. 2021 Aug;22(8):1162-1174. doi: 10.1016/S1470-2045(21)00302-8. Epub 2021 Jun 23. PMID 34174189