Sex with hiv. Per-contact risk of human immunodeficiency virus transmission between male sexual partners. The information provided through TheBody should not be used for diagnosing or treating a health problem or a disease. HIV in saliva. Robie Harris. The sooner you start PEP, the better; every hour counts. How might you feel about sex after an HIV diagnosis? Nonoxynol-9 and the reduction of HIV transmission in women. Below are links PAMF accessed when researching this topic. A stage of very early fetal development. This can provide an opportunity to make sure that your child both has accurate information and hears what your values are relating to it.