This period can vary, but it can be from 2 weeks, up to few months. In most cases, the test should provide true information within the first months, but it depends on many factors.
the testing window is the time period from the point of infection till the test can detect the presence of the antibody. depending on the sub type being tested for the window can be from 12 days to 22 days
The HIV testing window is defined as the period of time between infection and the point at which a test is capable of detecting a change. The window exists because it takes time for the virus or your response to it to reach detectable levels.
