Clinical Study of Mitoxantrone Hydrochloride Liposome Combined with PD-1 Blockade in Recurrent or Metastatic NPC

Mitoxantrone hydrochloride liposome injection once every 3 weeks for up to 8 cycles or until intolerable toxicity, subject withdrawal of informed consent, diseases progression, initiation of new antitumor therapy, loss of follow-up, or death, whichever occurs first.

PD-1 blockade (comprising tislelizumab \<200 mg/cycle\>, carrellimab \<200 mg/cycle\>, or toripalimab \<240 mg/cycle\>) once every 3 weeks for two years, or until intolerable toxicity, subject withdrawal of informed consent, diseases progression, initiation of new antitumor therapy, loss of follow-up, or death, whichever occurs first.