Antigen P24 2 Weeks After Exposure

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Ask the Experts

would p24 antigen be positive after 10 weeks after exposure considering I took PEP for 28 days?

I took PEP after 100 hours of exposure for 28 days. 6 weeks after my PEP course finished and which was exactly 2 and half months after exposure I had a hiv1 and hiv 2 with the p24 antigen test and they all came negative. How accurate is the p24...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
...PEP was prescribed inappropriately. PEP is not warranted (or felt to be effective) if more than 72 hours have lapsed between exposure and the first dose of PEP.2. Had you taken an appropriately prescribed course of PEP, the guidelines for... Read more »

HIV Exposure, Test at 10 weeks and pregnant wife

Hi,I'm a bi-sex male and at the beginning of Sep 07 I had protected sex with a professional sex... Read more »
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...produce HIV antibodies. During this "window period" you can test negative for HIV even if you are infected. If you think you were exposed to HIV, you should wait for two months before being tested. You can also test right away and then again... Read more »
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