You can reduce acne /prevent acne scarring by following measures-
-wash face twice or thrice in a day by cleanser frequently change face mask.
-use your fingertips to apply gently the medication after cleaning the face.
-avoid stress, scrubbing or picking acne to prevent permanent scar formation.
-shampoo hair regularly. Wear clean mask.
-avoid applying irritating agents, makeup,neem, toothpaste on acne.
-avoid high glycemic diet (white bread, corn flakes, pumpkin,pineapple, white rice, potato,
french fries, soft drinks, skim milk (but not yogurt, omega 6 fatty acid, ice cream.
-for best advise can show online/offline.