Net Asset Value(s)

Intl. Biotechnology Trust PLC
06 June 2006


FOR IMMEDIATE RELEASE                                                  06-Jun-06

To: The London Stock Exchange



International Biotechnology Trust plc

The Board of International Biotechnology Trust plc announces that the unaudited
net asset value per share as at Tuesday 30th May 2006 was 142.71 pence.



By Order of the Board
Schroder Investment Management Limited
Secretaries


Enquiries:

International Biotechnology Trust plc           Terry Croft       020 7658 3953



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