Background Information
A basic description of the official definition of AIDS.
[Revised: September 5, 2006]
A description of HIV antibody testing, when to take the test, and what test results mean.
[Revised: April 12, 2007]
It is not easy to identify people with acute HIV infection. Some people have no symptoms. If symptoms do occur, several diseases like the flu might cause them. If you think you might be in the acute stage of HIV infection, tell your health care provider.
[Revised: September 5, 2006]
105. How HIV Drugs Get Approved
The phases of research on new medications before they are approved by the FDA, and ways to use unapproved drugs.
[Revised: September 6, 2006]