Acne has multiple causes and so the treatment is directed accordingly. There are different ways to achieve a flawless skin after acne and it needs medical interventions. ​​Acne treatment has multiple stages - to control new breakouts, to clear the sequelae (pigmentation and scars) and to prevent a relapse. If you have active acne lesions, it should be controlled on priority basis. Use a salicylic acid and benozyl peroxide based face washes till you see a Dermatologist