Suggest Treatment To Get Rid Of Pimples

iam a 22 years girl i leave at hyderabad for what antoxid hc is used is it a multi vitamin capsule and please and please suggest me some oral medicines for pimples and pimple marks. are multi vitamin capsules taking oraly for pimples and pimple marks and to smooth the skin is good are not if so please suggest me some multi vitamin capsules for skin and how long should i take them .