Suggest Treatment For Pimple On Scalp

Hello Doctor,I am 30 years old and my height is 5.8 and weight is 70 kg, i had a very bad hair transplantion, Transplanted hairs are not looking like natural and also there are pimples in my sclap, kindly suggest me is there any treatment for pimples on sclap and also Hair transplatation repair. awaiting for your reply.