worried and confused

hey guys, i got tested at 59 days came up neg, iam still worried as i don't know what generation it was, can some one please tell me  what generation is BAYER CHEMILUMINOMETRIC IMMUNOASSAY METHODOLOGY  is? and if it is FDA approved? thank you

[Teak]

It was FDA approved 5/18/2006.Diagnostic for qualitative determination of antibodies to the human immunodeficiency virus type 1, including Group O, and/or type 2 in serum or plasma.

[Kay-z]

thank you so much Teak for the quick response, can you please tell me what GENERATION it is? is it a modern test or old one? and how reliable is it at 59 days, thanks for yourhelp

[Teak]

It's one of the newer tests.