There are three types of tests available for HIV testing, which include:
- Antibody Test - Done with a person's oral or body fluids. This test can take 23 to 90 days to find HIV after exposure.
- Antigen or Antibody test - Collecting the affected or suspected person's blood. This test takes 18 to 45 days to find HIV after exposure.
- Nucleic Acid Test (NATs) - This test is also done by collecting blood from the veins. It usually detects HIV 10 to 33 after exposure.