Do not use intravenous drugs. If IV drugs are used, do not share needles or syringes. People with AIDS or who have had positive antibody tests may pass the disease on to others and should not donate blood, plasma, body organs, or sperm. They should not exchange body fluids during sexual activity. Safer sex behaviors may reduce the risk of acquiring the infection.
Abstinence is the only sure way to prevent sexual transmission of the virus.
Please read it.