Video Title: (Researchers In South Africa Announce A New Weapon In Aids Fight)
Video Duration: 4:03
From: VOALearningEnglish
Category: Education
this is the voa special english health report, from voaspecialenglish | south african researchers at the international aids conference in vienna, austria have announced major progress in the fight against the disease. the researchers say their study shows a vaginal gel substance reduced the risk of hiv infection among women who used it. the gel contains tenofovir. this is a common anti-retroviral drug used to treat people with hiv, the virus that causes aids. the study was done by south african scientists with the center for the aids program of research in south africa. it involved almost nine hundred ually active women between the ages of eighteen and forty. all were from kwazulu-natal, south africa. half were given the gel containing tenofovir. the other half were given a gel without an active substance. they were told to use the gels twelve hours before ual intercourse and again within twelve hours after .both groups were told the gels were experimental. they were advised to use another form of hiv prevention.the study lasted thirty months. women who used the tenofovir gel reduced their risk of hiv infection by thirty-nine percent. and the study found that the women who used the gel more often had even better results. women who used the gel more than eighty percent of the times when they had had fifty-four percent fewer hiv infections. the scientists say the tenofovir gel was also effective against another ually spread disease. the gel reduced ltbgt...lt bgt
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