Bernstein Liebhard LLP Announces Investigation of Medco Health Solutions, Inc.

July 21, 2011

Bernstein Liebhard LLP is investigating whether the Board of Directors of Medco Health Solutions, Inc. (“Medco” or the “Company”) (NYSE: MHS) breached its fiduciary duty to its shareholders in agreeing to sell Medco to Express Scripts, Inc.

Under the terms of the agreement, Medco shareholders will receive $28.80 in cash and 0.81 shares for each share they own. The investigation is focused on the potential unfairness of the price to Medco shareholders and the process by which the Medco Board of Directors considered and approved the transaction.

If you are interested in discussing your rights as a Medco shareholder and/or have information relating to the matter, please contact U. Seth Ottensoser at (877) 779-1414 or Ottensoser@bernlieb.com.

Bernstein Liebhard has pursued hundreds of securities, consumer and shareholder rights cases and recovered almost $3 billion for its clients. It has been named to The National Law Journal’s “Plaintiffs’ Hot List” in each of the last eight years.