Transaction in Own Shares

For immediate release

                          Purchase of own securities                           

On 12 December 2007, Reckitt Benckiser Group plc acquired from Credit Suisse
Securities (Europe) Limited, 40,000 of its ordinary shares at an average price
of 2948.26 pence 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. 10,443,648 shares held as treasury shares ; and
   
 2. 711,924,864 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