I am getting confuse hiv 1&2 antibodies & antigen tested 4 months non reactive. When hiv is conclusive either 3 months or 6 months. I am getting scare I have taken all vdrl, hepatitis b&c, hiv 1&2 ab/ag 4 months non reactive. Taken azithromycin and cifyxine antibiotics @10 days after exposure. Now I am getting penis pain and I am worrying. I am I conclusive for Std please help me. How long I need to test there is no end for this. Why few are telling 3 and few are telling 6 months please help me. I am I conclusive for std neg or not.