For medication, visit any dermatologist, who will prescribe something after personally examining you. Homemade remedy firstly If you have oily skin, stay away from butter and greasy moisturisers. Cleanse and tone your skin twice a day, or wash your face with a face wash.apply cucumber juice to your face daily, and wash off after fifteen minutes also Aloe Vera is excellent for treatment scars. If you can find the plant, squeeze the leaf and apply the juice to the scar plus Lemon juice (nimbu paani) and day-old cream (malai) are natural bleach and will lighten the scars. Apply these things only to the scar, not to the entire face as it stings.