Anxiousness. 6-7 times all the negitive!

.AnxiousnessMale, 23Little bit anxious Myself medico house surgeon approx more than mnths back I have exposed to hiv blood spilled on my hand when I am removing glove on that time I didn't notice any cut but two days later I have seen a there was a very minute peripheral cut I didn't notice it Bczz at the time of cut also there is no bleed as it was not deep cut..Only peripheral I had repeat the 4th gen duo tests untill 4mnths after incubation Time also I had repeated the it was negitive...But little bit anxious when I remember that ..incident during that time I  am alsmost anxious depressed also taken antidepressents from my family dr. Upto nowI am perfectly alright.. Cd 4 count is also normal range >500...Plzz give me helpful assurance as I was medical my mind is continously thinking abt that even though reports after 4mnths are negitive still now I have repeated tests for 6-7 times all the negitive