PolyMedica to Report Fourth Quarter and Year-End Fiscal 2005 Results o

    Business Editors

    WOBURN, Mass.--(BUSINESS WIRE)--May 11, 2005--PolyMedica Corporation (NNM: PLMD) will announce its Fourth Quarter and Year-end Fiscal 2005 Financial Results for the period ended March 31, 2005 on Wednesday, May 25, 2005 after the market closes. The Company will hold a conference call and live webcast later that afternoon at 4:30 p.m., EDT.

WHAT: PolyMedica Conference Call to Discuss Fourth Quarter and Year-end Fiscal 2005 Results (for the period ended March 31, 2005)

WHEN: Wednesday, May 25, 2005 at 4:30 p.m. (EDT)

DIAL-IN: U.S. & Canada: (800) 811-0667 International: (913) 981-4901

LIVE WEBCAST: Available on www.polymedica.com and www.fulldisclosure.com

REPLAY: Available via telephone for 30 days at (888) 203-1112 or (719) 457-0820, passcode 7248392 or via webcast for 90 days at www.polymedica.com and www.fulldisclosure.com

    About PolyMedica (www.polymedica.com)

    PolyMedica Corporation is a leading provider of healthcare products and services to patients suffering from chronic diseases. With over 700,000 active patients, the Company is the nation's largest provider of blood glucose testing supplies and related services to people with diabetes. In addition, PolyMedica provides its patients with a full range of prescription medications through Liberty's mail-order pharmacy. By communicating with patients on a regular basis, providing the convenience of home delivery, and submitting claims for payment directly to Medicare and other insurers on behalf of their patients, Liberty provides a simple and reliable way for patients to obtain their supplies and medications and encourages compliance with their physicians' orders.

    "Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding PolyMedica's business which are not historical facts are "forward-looking statements" that involve risks and uncertainties. A discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, are detailed in the Company's filings with the Securities and Exchange Commission, including its Annual Report on Form 10-K for the period ended March 31, 2004 and its Quarterly Reports on Form 10-Q for the periods ended June 30, 2004, September 30, 2004, and December 31, 2004.

--30--MW/ny*

CONTACT: Investors: PolyMedica Corporation Keith W. Jones, 781-933-2020 or Media: Citigate Sard Verbinnen Denise DesChenes/Jim Barron, 212-687-8080

KEYWORD: MASSACHUSETTS INDUSTRY KEYWORD: MEDICAL PHARMACEUTICAL MEDICAL DEVICES EARNINGS CONFERENCE CALLS SOURCE: PolyMedica Corporation

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