For unique cases where a variety of modalities could be used to treat the condition, I would suggest an in-person or virtual consultation to develop a custom and effective treatment plan. It is difficult to precisely define the best option without collecting the same information. I suggest...
It is unusual for the pain to begin so long after injection. If there is filler still present in the area you can choose to have it dissolved with hyaluronidase. I recommend seeing your injector for an evaluation and treatment plan.