Combined Anti-IL6R and Anticoagulation Therapy in Advanced NPC Patients

"Tocilizumab alone, Asprin alone, Tocilizumab combined with Asprin. Tocilizumab, an IL6R inhibitor, injected once a month at a dose of 4mg/kg in advanced NPC patients.~Asprin，an anticoagulant, taken orally once daily at a dose of 100mg in advanced NPC patients."

Placebo replaces tocilizumab and asprin in advanced NPC patients.