Purchase of Own Securities

Intl. Biotechnology Trust PLC
30 May 2003

                                                                     30 May 2003


                      Purchase of Shares For Cancellation

International Biotechnology Trust plc announces that on 29 May 2003 the Company
purchased a total of 500,000 shares for cancellation at a price of 74.00 pence
per share. Following this purchase, there are a further 48,115,467 shares in
issue.



Enquiries:

John Spedding
Schroder Investment Management Limited          Tel: [phone]


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