<qa>  What is the most classic chemotherapy regimen of nasopharyngeal carcinoma?At present, PF regimen has been considered as the most classic chemotherapy regimen of nasopharyngeal carcinoma NPC, but its efficiency is about 40-60 , and always with severe gastrointestinal reactions, renal toxicity and oral mucosa reaction. Therefore, it is imperative to find a more safe and effective chemotherapy regimen. 