Can Rashes And Swelling In Armpits Be Symptoms Of HIV?

hi by last year august I feel my both armpits are swollen and also in my neck, collar bone I got swollen modes, followed to had I got rash in my armpits, when I met a doctor he said the rash is due to sweating. he gave tablets for 30 days, but after using the tablet the rash is not got cleared. now sometimes I am getting red spot in my armpit alone. I am getting burning skin sensation across my body. is it hiv.