Dr. Eric Daar reports from the 3rd International AIDS Society Conference on HIV Pathogenesis and Treatment in Rio de Janeiro Brazil. July 27, 2005. Many of the most important presentations related to the treatment of HIV infection occurred today. Many of these studies challenged current treatment strategies and described new drugs that may provide options for the future. Topics such as new ways to use old drugs - "OK Study", single drug treatment with Lopinavir / Ritonavir caution, other important studies on Lopinavir / Ritonavir, undetectable viral loads, new regimens and side effect profiles, and the new drug Reverset are discussed.