Cancer vaccines

They are biological therapies that are used either to treat existing cancer or to prevent the development of cancer in certain high-risk individuals. Cancer treatment vaccines are currently being used to treat advanced prostate cancer and being tested for ovarian cancer, pancreatic cancer, non-small cell lung cancer, melanoma, etc. HPV vaccines can protect girls and young women against infection with two high-risk types of HPV (HPV 16 and HPV 18) that cause most cervical cancers.