Net Asset Value(s)

Intl. Biotechnology Trust PLC
18 June 2007


                     International Biotechnology Trust plc


The Board of International Biotechnology Trust plc announces that the unaudited
net asset value, including the deficit on the current year revenue, as at Friday
15th June 2007 was as follows:

          Ordinary share                    157.26 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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