Syphilis is neither a bacteria nor a virus, it is a spirochete. Syphilis treatment is preferred to penicillin treatment, penicillin treatment can be applied to all stages of syphilis, early stage when the application of penicillin treatment, two weeks can be effective in treatment, late stage requires two courses of treatment, each course of two weeks, can achieve results, two courses can be separated from each other for two weeks. Syphilis is a sexually transmitted disease, so the patient should be treated along with the sexual partner. After syphilis spirochetes infect the human body, 4-6 weeks can produce syphilis spirochete antibodies, positive syphilis spirochete antibodies can be used as a basis for the diagnosis of syphilis, syphilis spirochetes can exist for life, even after the cure syphilis spirochetes will also exist.