понедельник, 2 декабря 2013 г.

New Study On Prevention Of Transfer Of HIV

New Study On Prevention Of Transfer Of HIV.
An antiviral medication may remedy defend injection antidepressant users from HIV infection, a restored study finds. The study of more than 2400 injection remedy users recruited at 17 tranquillizer treatment clinics in Thailand found that ordinary tablets of tenofovir reduced the risk of HIV infection by nearly 49 percent, compared to lifeless placebo pills prices. One authority said an intervention to lend a hand shield injection deaden users from HIV - the virus that causes AIDS - is much needed.

And "This is an urgent observe that opens up an additional option for preventing HIV in a hard-to-reach population," said Dr Joseph McGowan, medical chief honcho at the Center for AIDS Research and Treatment at North Shore University Hospital in Manhasset, NY. He respected that "HIV infections sustain to take place at tainted rates, with over 2,5 million worldwide and 50000 brand-new infections in the US each year yourvito. This is consideration widespread knowing about HIV infection and the modus vivendi it is spread, through unprotected f__king and sharing needles for injecting drugs".

The participants included in the fresh study were followed for an average of four years. During that time, 17 of the more than 1200 patients winsome tenofovir became infected with HIV, compared with 33 of an peer mass of patients compelling a placebo, according to the study published online June 12, 2013 in The Lancet. Further analyses of the results showed that the safeguarding punch of tenofovir was highest centre of those who most closely followed the drug's prescribed regimen.

In this group, the danger of HIV infection was reduced by more than 70 percent, said writing-room leaders Dr Kachit Choopanya and Dr Michael Martin, prime of clinical scrutinize for the Thailand Ministry of Public Health-US Centers for Disease Control and Prevention Collaboration. Prior analyse has shown that anticipative use of antiviral drugs cuts the jeopardize of libidinous transmission of HIV in both heterosexual couples and men who have sexual intercourse with men, and also reduces mother-to-child transferring of HIV.

But this is the original study to show that this approach might also be effective among injection dull users. Worldwide, injection medicate use is believed to cause one in 10 new HIV infections. But rates of infection associated with injection hallucinogen use are far higher in some areas of the world, such as eastern Europe and principal Asia.

In these regions, up to 80 percent of changed HIV infections are caused by injection numb use. According to McGowan, tenofovir is no "silver bullet" that would, on its own, bump off the gamble of HIV infection for slip abusers. But it could be a humour ingredient in reducing the odds.

So "Adoption of this strategy, not as a stand-alone, but in conjunction with needle exchange, counseling, opiate substitution, common second and bonkers health treatment may enable us to get ahead of this expanding epidemic," McGowan said. He added that the participants in the work were also provided with what's known as "directly observed therapy," where the dope is administered under the rite of a healthiness care worker.

Services like this, along with monthly HIV testing and condom distribution, might not surface in "real life" remedying situations, McGowan said, so outcomes might not be as worthy as in this clinical trial. Another trained agreed that adherence to tenofovir remedial programme is key to success antehealth. Tenofovir "accumulates slowly in the body , making the receptacle for adherence - which is strongly associated with the efficacy of the drug," said Victoria Richards, helper professor of medical sciences at the Frank H Netter MD School of Medicine at Quinnipiac University, in Hamden, Conn.

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