I'm really worried about the window period for HIV. Could you tell me what it is and which test is considered the most reliable for detecting HIV? I'd appreciate a quick response.

Dr Chandra P

General Practitioner

• MBBS
• 5+ Yrs

Consult Now

The window period for HIV refers to the time between exposure to the virus and when a test can detect the presence of HIV in your body. This period varies depending on the type of test used.

• Antibody tests: 23 to 90 days after exposure
• Rapid antigenantibody test: 18 to 90 days after exposure
• Antigenantibody lab test: 18 to 45 days after exposure
• Nucleic acid test (NAT): 10 to 33 days after exposure

As for the best test for HIV detection, it's recommended to use a combination of tests for accurate results. Here are some options:

• Antigenantibody tests: These tests detect both HIV antibodies and antigens, providing accurate results.
• NAT (Nucleic Acid Test): This test detects the presence of HIV genetic material, providing early detection.
• Rapid tests: These tests provide quick results, usually within 30 minutes, and are often used for screening purposes.

Answered 04/07/2025