How to get rid of acne mark?

[Baller1]

I've had this reddish mark from a pimple for almost 3 months, don't think it is a scar because it isn't raised or depressed. What's the best way to get rid of this?

 

[Enlil]

isotretinoin

 

[ElliotRodgerJr]

How is it still there 3 months in? Mine disappear after 3-4 days.

 

[Mateusz74]

Vitamin c serum, rosehip oil, keep ur skin hydrated and moisturized

 

[Baller1]

How is it still there 3 months in? Mine disappear after 3-4 days.

Idk man, I don't usually even get them, first one I had in years lol