The syphilis that has been cured is not contagious.
Syphilis has been cured, through the serologic test tracking follow-up for 2~3 years is negative, exclude neurosyphilis and cardiovascular syphilis, that syphilis has been cured, completely killed the syphilis spirochete, does not have infectious.
Syphilis is a sexually transmitted disease caused by syphilis spirochete infection, mainly through blood transmission, mother-to-child transmission and sexual transmission. Avoiding high-risk behaviors can effectively prevent syphilis infection.
After the infection of syphilis, usually preferred long-acting penicillin intramuscular injection, regular good syphilis serum antibody test, after treatment if the antibody test is negative, can not be diagnosed as syphilis has been cured, but also need to follow up 2~3 years, continuous testing serum test is negative, exclude the neurosyphilis and cardiovascular syphilis, indicating that the patient has reached a clinical cure, the healing process is good.
If you have any doubts about whether the cured syphilis is still contagious, it is recommended to actively consult a doctor to avoid delaying the condition.