Suggest Medication For A Parasite Infection

can a two to three year parasite (mites infestation degrade open un healed sores to leave the open wound so soft and broken down that portions of the scabs and pus is a moss grteen and tissue unable to regenerate compleletely to heal and close?
I APPOLOGIZE DOCTOR I WASNT TOTALLY AWARE THERE WAS A FEE I THOUGHT IT SAID FREE AGAIN IM SORRY FOR WASTING YOUR TIME .M.CAREY