N.C. Gen. Stat. § 90-107

Prescriptions, order forms and records, required by this Article, and stocks of controlled substances included in Schedules I through VI of this Article shall be open for inspection only to federal and State officers, whose duty it is to enforce the laws of this State or of the United States relating to controlled substances included in Schedules I through VI of this Article, and to authorized employees of the North Carolina Department of Health and Human Services. No officer having knowledge by virtue of his office of any such prescription, order, or record shall divulge such knowledge other than to other law-enforcement officials or agencies, except in connection with a prosecution or proceeding in court or before a licensing board or officer to which prosecution or proceeding the person to whom such prescriptions, orders, or records relate is a party.