I have unprotected sex with girl i didn't know her Hiv statue. After three week I got headache. and around two weeks my headache go away but i notice i got so dry mount and thrush on my tongue, later i begin sore throat then more few day I got my node swollen at neck. after i go to see a doctor and get test to rule out HIV(anti-body), and It's Negative. I keep worried about it so far and eat food as much as I can. and Now I got achy with my arm, and I feel so cold at feet or they are not working. May I have HIV? if i had HIV, should i start using the drug? plz Help :'( ;( i never sleep well and always nervous