Top HIV Doctor Near Me in Mumbai HIV infection is acquired through sexual intercourse, exposure to infected blood, or perinatal transmission. For all modes of transmission, a higher viral load in the source individual living with HIV is associated with a greater risk of transmission. The risk of sexual transmission of HIV varies widely depending on the type of exposure. Unprotected anal sex conveys the greatest probability of HIV transmission and oral sex the lowest. The risk of parenteral transmission of HIV depends on the volume of contaminated blood that an individual is exposed to and the depth of the injury or exposure. A comprehensive approach to HIV prevention includes behavioral strategies ( eg, harm reduction strategies such as condom use, opioid substitution therapy, needle exchange programs ), antiretroviral - based strategies, screening and treatment of sexually transmitted infections. In a scenario of suspected HIV infection, the specialist doctor should be approached at the earliest. For individuals living with HIV, successful antiretroviral therapy (ART) is a key strategy to prevent transmission. The risk of HIV transmission from an individual living with HIV who has achieved stable viral suppression to an uninfected partner is negligible.