From the symptoms the possibility of oral melanotic macule needs to be ruled out. It is a small, sharply circumscribed, pigmented macule surrounded by normal-appearing skin.
You cannot remove them at home. Cryosurgery using liquid nitrogen and laser are the main treatment modalities. I would recommend a dermatologist’s consultation for this.
It is very difficult to precisely confirm a diagnosis without examination and investigations and the answer is based on the medical information provided. For exact diagnosis, you are requested to consult your doctor. I sincerely hope that helps. Take care and please do keep me posted on how you are doing.
oh i forgot to mention that i am age 15 (almost 16) and im asian if that has anything to do with why my lips are discolored.