The Hunt For Cures: AIDS

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While experts agree that a vaccine is the only way to stop the AIDS epidemic, until an effective vaccine is developed, antiviral drugs will remain the cornerstone of the anti-HIV effort. Combination therapies, says Ho, will be where the action is for the foreseeable future, as no single drug is sufficient to keep HIV at bay. And the more variety in the drug cocktail, the more effective it is likely to be. When fighting HIV, it appears, less is definitely not more.