Mo. Code Regs. Ann. tit. 19, § 30-1.042
PURPOSE: This rule defines requirements for the form and maintenance of controlled substance inventories.
(1) General Requirements.
(2) Initial Inventory Date.
(5) Inventories of Manufacturers. Each registered manufacturer shall include the following information in his/her inventory:
(7) Inventories of Dispensers and Researchers. Each person registered to dispense or conduct research with controlled substances and required to keep records shall include in his/ her inventory the same information required of manufacturers in subsections (5)(C) and (D) of this rule. In determining the number of units of each finished form of a controlled substance in a commercial container which has been opened, the dispenser shall do as follows: