338.150. Any person authorized by the board of pharmacy is hereby given the right of entry and inspection upon all open premises purporting or appearing to be drug or chemical stores, apothecary shops, pharmacies or places of business for exposing for sale, or the dispensing or selling of drugs, pharmaceuticals, medicines, chemicals or poisons or for the compounding of physicians' prescriptions.
(RSMo 1939 § 10016, A.L. 1951 p. 737, A.L. 1961 p. 503, A.L. 1980 H.B. 1266, A.L. 1981 S.B. 16)