hi welcome to hcm.there are some home made medicine like1) cucumber + lemon juice which combine lighten the face marks.
2)sandalwood +gram powder in water and apply on face for 1 hrly.
3)gen tally massage
with olive or almond oil.
4)rubbing face with lemon juice.
also you continue homoeopathy which give you good result for your acne
.our preparation like echinesia Q 10 drops in some water which is good blood purifier.avoid spicy food plus drink plenty of fluid.