(a) Only those medicines that are necessary for the health of employees shall be allowed in an establishment or processing plant. This Section does not apply to medicines that are stored or displayed for retail sale.
(b) Medicines that are in an establishment or processing plant for the employees' use shall be labeled as specified under Chapter 9, Section 25, and located to prevent the contamination of food, equipment, utensils, linens, and single-service and single-use articles.
010-9 Wyo. Code R. § 9-36