It depends on the type of scars.. for detailed information do direct online consultation with photos

Scars always require combination of treatment. There are various types of scars Box scar, Ice pick , hypertrophic scar , or rolling scar MNRF and Co2 alone or combined with PRP both work well for box and rolling Hypertrophic scar require ablation with ILS Ice pick SCar require TCA cross Co2 laser has a long down time AS COMPARED TO MNRF Also subcision is required prior to these to break the adhesion. So all depends upon the type of scars you have