DEERFIELD, Ill. (AP) — Walgreen Co. has completed its $438 million purchase of a regional drugstore chain that operates in several states under the USA Drug, Super D Drug and Med-X names.

The Deerfield, Ill., company announced the deal in July and then said Monday afternoon that it closed. The deal involves the purchase of 144 stores in a chain focused on the mid-South from the privately held Stephen L. LaFrance Holdings Inc.

The stores are located in Arkansas, Kansas, Mississippi, Missouri, New Jersey, Oklahoma and Tennessee. Store names involved in the deal also include May's Drug and Drug Warehouse. The acquisition also includes cooperate offices, an Arkansas distribution center and a wholesale and private brand business.