Transaction in Own Shares

For immediate release

                          Purchase of own securities                           

On 17 September 2008, Reckitt Benckiser Group plc acquired from Credit Suisse
Securities (Europe) Limited, 200,000 of its ordinary shares at an average price
of £27.8120 per ordinary share. These shares will be held as treasury shares.

Following the purchase and non-cancellation of these ordinary shares, the
Company has:

 1. 12,324,563 shares held as treasury shares ; and
   
 2. 710,043,949 ordinary shares in issue (excluding treasury shares)
   
Contacts:

Liz Richardson Reckitt Benckiser Group plc 01753 446363

Toby Dunne Credit Suisse Securities (Europe) Limited 0207 883 7731