Accredo Cuts '05 Forecast, Stock Plummets  NEW YORK (Reuters) - Accredo Health Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=ACDO.O target=/stocks/quickinfo/fullquote"&gt;ACDO.O&lt;/A&gt;, which  provides pharmacy and treatment services for patients with  chronic illnesses, on Monday slashed its profit forecast due to  lower reimbursements from government insurers, sending its  shares down almost 25 percent.