Maryland Criminal Law Section 5-505

      (a)      A controlled dangerous substance listed in Schedule V may not be distributed or dispensed except for a medical purpose.

      (b)      When dispensing the controlled dangerous substance, an authorized provider shall securely affix to the container, in addition to any other label already there, a label with:

            (1)      the dispenser's name, signature, and registry number;

            (2)      the date on which the controlled dangerous substance is dispensed; and

            (3)      the purchaser's name.