is syphilis contagious through saliva
When ulcers containing syphilis bacteria form in the mouth, the disease can be spread through kissing. Syphilis may be spread through the saliva during certain stages of the disease. Syphilis is transmitted primarily through sexual contact.Individuals infected with syphilis are not eligible to donate blood until one year after ending treatment. Untreated syphilis may cause infertility.yphilis is a sexually-transmitted disease (STD) caused by the bacteria Treponema pallidum. It is one of the more common STDs, with over 36,000 cases per year reported in the United States.