Abstract
Over the past few years, the FDA has approved PD-1/L1 inhibitor for the treatment of advanced head and neck squamous cell carcinoma, involving PD-1/L1 inhibitor monotherapy, PD-1/L1 inhibitor combined with chemoradiotherapy, combined with targeted therapy, combined with neoadjuvant immunotherapy and duplex-block of immune checkpoints and so on. Herein, we briefly review the latest research results in this field, and summarize the application and efficacy of immunotherapy in the treatment of head and neck squamous cell carcinoma， which will benefits such patients to develop more precise and individualized treatment plans.