Investor News Fresenius Medical Care AG & Co. KGaA Investor Relations Else-Kr ner-Str. 1 D-61352 Bad Homburg Contact: Oliver Maier Phone: + 49 6172 609 2601 Fax: + 49 6172 609 2301 E-mail : ir@fmc-ag.com North America: H

Renal Care Group Subpoenaed

Regarding Stock Option Program

Bad Homburg, Germany Fresenius Medical Care AG & Co. KGaA

announced today that its wholly-owned subsidiary, Renal Care Group, Inc., has

received a subpoena from the United States Attorney s Office for the Southern

District of New York requesting documents relating to grants of stock options

by Renal Care Group during the period from when Renal Care Group was formed in

1996 through the present. Fresenius Medical Care completed the acquisition of

Renal Care Group on March 31, 2006.

Medical Care s confidence in the management of Renal Care Group, the Company

believes that Renal Care Group s option program was appropriately administered.

On behalf of Renal Care Group, Fresenius Medical Care will cooperate with the

U.S. Attorney s office to resolve this matter expeditiously.

Fresenius Medical Care AG & Co. KGaA, June 02, 2006

Fresenius Medical Care is the world s largest, integrated provider of

products and services for individuals undergoing dialysis because of chronic

kidney failure, a condition that affects more than 1,400,000 individuals

worldwide. Through its network of approximately 2,045 dialysis clinics in North

America, Europe, Latin America, Asia-Pacific and Africa, Fresenius Medical Care

provides dialysis treatment to approximately 158,700 patients around the globe.

Fresenius Medical Care is also the world s leading provider of dialysis

products such as hemodialysis machines, dialyzers and related disposable

products. Fresenius Medical Care is listed on the Frankfurt Stock Exchange

(FME, FME3) and the New York Stock Exchange (FMS, FMS-p).

For more information about Fresenius Medical Care visit the Company s

website at www.fmc-ag.com.

release contains forward-looking statements that are subject to various risks

and uncertainties. Actual results could differ materially from those described

in these forward-looking statements due to certain factors, including changes

in business, economic and competitive conditions, regulatory reforms, foreign

exchange rate fluctuations, uncertainties in litigation or investigative

proceedings, and the availability of financing. These and other risks and

uncertainties are detailed in Fresenius Medical Care AG & Co. KGaA s

reports filed with the U.S. Securities and Exchange Commission. Fresenius

Medical Care AG & Co. KGaA does not undertake any responsibility to update

the forward-looking statements in this release.