After complete my pep treatment of 28 day. I test hiv 1&2 ab and p24 ag (combo) after 2 days of pep my result is negative my question is how accurate is combo test after 2 days of my pep treatment 2.some doc said that pep treatment delay the seroconversion of hiv and effect to test. It is right or wrong I want to consult doc for this.

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