Further along are other types of vaccines designed to treat people who already have cancer, including one FDA-approved cancer vaccine for people with advanced prostate cancer.

另外还有其他类型的疫苗，旨在治疗已经患有癌症的人，包括一种美国食品药品监督管理局批准的癌症疫苗，用于晚期前列腺癌患者。