Or if you have unprotected vaginal, oral, or anal sex with someone who has genital herpes, you can become infected. You can even infect your partner if you have a cold sore or oral herpes and put your mouth on a partner's genitals. Abstain from Sex. However, you can still transmit the virus even when no symptoms are present. Use Latex Condoms.
Condoms offer protection against infection.
Use Latex Dental Dams and Condoms during Oral Sex. Educate Yourself and Your Partner First. Education is key to preventing a herpes infection and preventing infecting anyone else. Unfortunately, having unprotected sex can lead to a herpes infection in an uninfected partner if one person is infected. Obviously, in order to become pregnant, a person usually needs to have unprotected vaginal sex.