Prevention: New approach will test tenofovir for persons at high risk.In a new approach to HIV HIV (Human Immunodeficiency Virus), either of two closely related retroviruses that invade T-helper lymphocytes and are responsible for AIDS. There are two types of HIV: HIV-1 and HIV-2. HIV-1 is responsible for the vast majority of AIDS in the United States. prevention, the Bill & Melinda Gates Melinda French Gates (born Melinda Ann French on August 15, 1964) is a former unit manager for several Microsoft products: Publisher, Microsoft Bob, Encarta, and Expedia. In 1994, she married Bill Gates, founder, chairman, and former chief software architect of Microsoft. Foundation will fund a multinational trial of the antiretroviral drug “HAART” redirects here. For UK estate agency Haart, see Spicerhaart. Antiretroviral drugs are medications for the treatment of infection by retroviruses, primarily HIV. Different classes of antiretroviral drugs act at different stages of the HIV life cycle. tenofovir, taken orally once daily by HIV negative persons at high risk, to see if it can prevent HIV infection. The study, by Family Health International, will take three years, and will focus on sexually active adults in countries with high HIV incidence. If it works, this method could be particularly important for women who cannot negotiate condom 1. condom - The protective plastic bag that accompanies 3.5-inch microfloppy diskettes. Rarely, also used of (paper) disk envelopes. Unlike the write protect tab, the condom (when left on) not only impedes the practice of SEX but has also been shown to have a high failure use or other ways of protecting themselves. Dr. Helene Gayle of the Bill & Melinda Gates Foundation noted that experience in using antiretrovirals to protect healthcare workers exposed to HIV, and infants exposed during childbirth, offered hope that it might be possible to prevent sexual transmission as well. Comment This study is important because it could open a new front in HIV prevention--and provide a woman-controlled protection method before microbicides or vaccines are available. Animal studies have suggested that the drug may prevent infection. And tenofovir, approved for over a year in the U.S. for use in HIV treatment, has fewer side effects Side effects Effects of a proposed project on other parts of the firm. than other antiretrovirals, so it may be acceptable to persons at high risk but not already infected. |
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