I am from india. I received unprotected blowjob for about 2 minutes from a sex worker whose hiv status is not known to me. Can I get hiv from that encounter. I tested negative on 13th day by hiv 1 qualitative rt pcr supplemented by hiv duo early detection .is it enough. Or I should do another test on 42 day by hiv duo combo. Pls answer I am very anxious .cdc said that there is little to no risk but does not tell any brief discussion regarding receiving fellatio. Hiv. Gov also discuss about receptive fellatio but not insertive .i am very much freakle and confused. Pls help me.