There are following points to be noted to protect against STDs:
1. Avoid sex with unknown partners or multiple partners. 2. Always use condoms during coitus.
3. Blood of infected person should not be transfused to healthy person
4. Avoid homosexuality and unnatural method of sex like
oral sex, anal sex, etc.
5. Always use disposable injection and needle.
6. In case of doubt, one should go to qualified doctor for early detection and get complete treatment if diagnosed with infection.