Community medical question

Ass Salam o aleikum sir I start itchy from last one month before I have pimple on my body like back and shoulders and also on my pvt parts. And then I go to doc so he give me medication for 5 days.. 5 days have relief but after some time again start and then doc recommend me acyclovir 800 table other 5mg tablets and one cream after 5 days us pimple is gone but I start dry itchy so badly and after itchy my skin red and some time after wake up and before sleep very bad itchy starting so please advise me thank you so much I already us so many creams and medications thank you