Common "Fourth Generation Hiv Test" queries answered by top doctors | iCliniq

Fourth Generation Hiv Test

HIV is a sexually transmitted disease which is caused by human immunodeficiency virus. There are various tests to detect the presence of HIV antigens/antibodies. These tests have evolved over time. A fourth-generation test identifies HIV antibodies as well as p24 antigens from the sample. Therefore, this test is more sensitive and helps identify the infection much earlier than a third generation test.

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I took a fourth-generation HIV test. Can I consider it conclusive?

Query: Hello doctor, I had sex with a sex worker. I took PEP (Post - exposure Prophylaxis) medicine for the first three days after exposure. After 39 days, I took a combo test, and after 58 days, a fourth generation HIV duo ultra antibody and antigen test. The results were negative. After 87 days, my antib...  Read Full »

Dr. Davie Wong

Answer: Hello, Welcome to I understand your concern. A fourth-generation HIV (human immunodeficiency virus) antibody test can detect HIV infection 15 to 20 days after exposure. If your test remains negative, 105 days after exposure, you can be confident that you do not have HIV. The accuracy of...  Read Full »

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