Net Asset Value(s)

Intl. Biotechnology Trust PLC
22 June 2007





                     International Biotechnology Trust plc



The Board of International Biotechnology Trust plc announces that the unaudited
net asset value per share, including the deficit on the current year revenue, as
at Thursday 21 June 2007 was as follows:

          Ordinary share                    153.36 pence



                             By Order of the Board

                     Schroder Investment Management Limited

                               Company Secretary



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Enquiries :

International Biotechnology Trust plc

Tina Watts 020 7658 3581


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