Miss. Code § 41-31-23
Any person who shall give, sell, deliver, or otherwise provide any alcoholic beverages or drug, regardless of the quantity thereof, to any person who is confined in an institution or hospital for care and treatment under this chapter for alcoholism or drug addiction shall be guilty of a misdemeanor, and shall, upon conviction, be punished by a fine of not less than Five Hundred Dollars ($500.00), nor more than One Thousand Dollars ($1,000.00), or by imprisonment in the county jail for not more than six (6) months, or by both such fine and imprisonment in the discretion of the court. However, the staff of such institution or hospital may administer alcohol or drugs in the course of treatment in strict accordance with the prescriptions of a physician of such institution.
Miss. Code § 41-31-23