N.C. Gen. Stat. § 90-106.3

Any hospice or palliative care provider who prescribes a targeted controlled substance to be administered to a patient in his or her home for the treatment of pain as part of in-home hospice or palliative care shall, at the commencement of treatment, provide oral and written information to the patient and his or her family regarding the proper disposal of such targeted controlled substances. This information shall include the availability of permanent drop boxes or periodic "drug take-back" events that allow for the safe disposal of controlled substances such as those permanent drop boxes and events that may be identified through North Carolina Operation Medicine Drop.