RCW 69.45.040: Storage and transportation of drug samples—Disposal of samples which have exceeded their expiration dates.

(1) Drug samples shall be stored in compliance with the requirements of federal and state laws, rules, and regulations.

(2) Drug samples shall be maintained in a locked area to which access is limited to persons authorized by the manufacturer.

(3) Drug samples shall be stored and transported in such a manner as to be free of contamination, deterioration, and adulteration.

(4) Drug samples shall be stored under conditions of temperature, light, moisture, and ventilation so as to meet the label instructions for each drug.

(5) Drug samples which have exceeded the expiration date shall be physically separated from other drug samples until disposed of or returned to the manufacturer.