STEVENSON, Md. — The law firm of Brower Piven on Tuesday announced that a class action lawsuit has commenced in the Delaware Chancery Court on behalf of all shareholders of Drugstore.com, alleging violations of state law by the company’s board of directors relating to the proposed acquisition by Walgreens.

The complaint alleged that Drugstore.com's board of directors breached their fiduciary duties by failing to maximize shareholder value, among other things.