Use sunscreen daily
Apply retinoids at night
Use vitamin C serum
Try niacinamide
Use azelaic acid
Use alpha hydroxy acids
Use salicylic acid
Use silicone gel for raised scars
Consider chemical peels
Consider microneedling
Consider laser treatment
Consider dermal fillers
Consider subcision
Avoid picking or squeezing pimples
Keep skin moisturized
See a dermatologist for persistent scars