Transaction in Own Shares

For immediate release

                          Purchase of own securities                           

On 21 September 2005, Reckitt Benckiser plc acquired from CSFB Europe Ltd
250,000 of its ordinary shares for cancellation at an average price of 1755.10
pence per ordinary share.

Contacts:

Liz Richardson Reckitt Benckiser plc 01753 446363

Paul Moyse CSFB Europe Ltd 0207 883 3803