Filed by Medco Health Solutions, Inc. pursuant to Rule 425

under the Securities Act of 1933 and deemed filed pursuant

to Rule 14a-12 under the Securities Exchange Act of 1934

Subject Company: Accredo Health, Incorporated

Subject Company’s Exchange Act File No.: 0-25769

Medco Announces Expiration of Hart-Scott-Rodino

Waiting Period for Proposed Accredo Health Acquisition

FRANKLIN LAKES, N.J., April 8, 2005 – Medco Health Solutions, Inc. (NYSE:MHS) today announced that the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976, relating to its proposed acquisition of Accredo Health, Incorporated (NASDAQ: ACDO), was not extended by a second request for information by the government and expired at midnight on April 7, 2005.

On Feb. 23, 2005, Medco announced a definitive agreement to acquire Accredo in a cash and stock transaction.

About Medco

Medco Health Solutions, Inc., a leading pharmacy benefit manager with the nation’s largest mail order pharmacy operations, assists its customers to moderate the cost and enhance the quality of prescription drug benefits provided to members nationwide. Its customers include private- and public-sector employers and healthcare organizations. Medco is traded on the New York Stock Exchange under the symbol MHS. On the Net: http://www.medco.com.

About Accredo

Accredo Health, Incorporated provides specialized pharmacy and related services pursuant to agreements with biotechnology drug manufacturers relating to the treatment of patients with certain costly, chronic diseases. The Company’s services include collection of timely drug utilization and patient compliance information, patient education and monitoring through the use of written materials and telephonic consultation, reimbursement expertise and overnight drug delivery.

Safe Harbor Statement

This news release contains statements that constitute forward-looking statements within the meaning of the Securities Act of 1933 and the Securities Exchange Act of 1934, both as amended by the Private Securities Litigation Reform Act of 1995. These forward-looking statements include statements regarding benefits of the proposed transaction, expected synergies, anticipated future financial and operating performance and results. These statements are based on the current expectations of management of both companies. There are a number of risks and uncertainties that could cause actual results to differ materially. For example, the companies may be unable to obtain stockholder or regulatory approvals required for the transaction; problems may arise in successfully integrating the businesses of the two companies; the transaction may involve unexpected costs; the combined company may be unable to achieve cost-cutting synergies; the businesses may suffer as a result of uncertainty

surrounding the transaction; and the industry may be subject to future regulatory or legislative actions. Other unknown or unpredictable factors also could have material adverse effects on future results, performance or achievements of the two companies.

Additional Information and Where to Find It

In connection with the proposed transaction, Medco filed a registration statement, including a proxy statement of Accredo Health, Incorporated and other materials with the Securities and Exchange Commission (SEC) on March 24, 2005. Investors are urged to read the registration statement because it contains important information. Investors are able to obtain free copies of the registration statement and proxy statement, as well as other filings containing information about Medco and Accredo, at the SEC’s Internet site (http://www.sec.gov). These documents also may be accessed and downloaded for free from Medco’s Investor Relations Web site, www.medco.com, or obtained for free by directing a request to Medco Health Solutions, Inc. Investor Relations Department, 100 Parson Pond Drive, F1-6, Franklin Lakes, NJ, 07417. Copies of Accredo’s filings may be accessed and downloaded for free at Accredo’s Investor Relations Web site, www.accredohealth.net, or obtained for free by directing a request to Accredo Health, Incorporated Investor Relations, 1640 Century Center Parkway, Memphis, TN, 38134.

Medco, Accredo and their respective directors and executive officers and other members of management and employees may be deemed to be participants in the solicitation of proxies from Accredo stockholders in respect of the proposed transaction. Information regarding Medco’s directors and executive officers is available in Medco’s proxy statement for its 2004 annual meeting of stockholders, dated March 19, 2004, and information regarding Accredo’s directors and executive officers is available in Accredo’s proxy statement, dated Oct. 19, 2004, for its 2004 annual meeting of stockholders. Additional information regarding the interests of such potential participants will be included in the registration and proxy statement and the other relevant documents filed with the SEC when they become available.

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