<s>[INST] sir i am k.s.khoba, my skin has been effected very badly by acne and pimples ,, marks. my face looks very affectless. Recently I have listen about dermaroller therapy , plaease you tell me is this therapy really works and how much expensive it is? kya ye skin per pade gaddhe jo pimples se pad chuke hai unko bhi hata sakta hai. sir please solve my query . thanking you [/INST] Hi!, Welcome to Healthcaremagic , Dermaroller is a good treatment procedure for those having pitted scars on face following pimples.It can work only on scars and not on active pimples.The cost of the instrument is usually between 2000/- rs to 4000/- rs apart from doctors fee. Hope this answers your question , regards, Dr.Bharat Chawda </s>