Is it really necessary to retest after 6 months for HIV?
Yes
Last updated on 29 Jun 2023
A NAT (nucleic acid test) can detect HIV sooner than other types of tests.
They are conclusive but you can repeat the test after 90 days for best results.
A rapid antigen/antibody test done with blood from a finger stick can usually detect HIV 18 to 90 days after exposure
Not very accurate
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