Hi I Had Protected Sex And Oral Sex With A

Hi I had protected sex and oral sex with a prostitute 25 days back now I'm going through serious anxiety and depression I'm not able to sleep properly and eat properly.I started going to gym I found my weight reducing drastically like 3 kgs in 2 days.I have white tongue and red spots I took hiv 1 & 2 elisa test found results were negative I dont have any fever or rashes but scared to death please suggest plzzzz