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HIV prevention refers to practices that aim to prevent the spread of the human immunodeficiency virus (HIV). HIV prevention practices may be undertaken by individuals to protect their own health and the health of those in their community, or may be instituted by governments and community-based organizations as public health policies.
The term is often used to talk about treating people that are currently living with human immunodeficiency virus (HIV) and acquired immune deficiency syndrome (AIDS) to prevent illness, death and transmission. Although some experts narrow this to only include preventing infections, treatment prevents illnesses such as tuberculosis and has been ...
There has been some evidence that other regimens, like ones based on the antiretroviral agent Maraviroc, could potentially prevent HIV infection. [102] Similarly, researchers are investigating whether drugs could be used in ways other than a daily pill to prevent HIV, including PrEP-releasing implants or rectally administered PrEP. [103]
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The trial, CAPRISA 004, was conducted among 889 women to evaluate the ability of 1% tenofovir gel to prevent male-to-female HIV transmission. The study found a 39% lower HIV infection rate in women using 1% tenofovir gel compared with women using a placebo gel. In addition, tenofovir gel was shown to be safe as tested. [21]
Antiretroviral treatment among people with HIV whose CD4 count ≤ 550 cells/μL is a very effective way to prevent HIV infection of their partner (a strategy known as treatment as prevention, or TASP). [136] TASP is associated with a 10- to 20-fold reduction in transmission risk.
The HIV business, the focus of a GSK's capital markets day on Thursday, is now targeting annual rates of sales growth of between 6% and 8%, to reach between 6 billion pounds ($7.31 billion) and 7 ...
In cases where the woman is HIV negative and the man is HIV positive, the primary assisted reproductive method used to prevent HIV transmission is sperm washing followed by intrauterine insemination (IUI) or in vitro fertilization (IVF). Preferably this is done after the man has achieved an undetectable plasma viral load. [120]