Result of Placing and Open Of

27 August 2008Cyprotex PLC 

("Cyprotex" or "the Company")

Result of Placing and Open Offer

Cyprotex PLC (AIM: CRX), the drug discovery, technology and information company, announces the result of its Placing and Open Offer of 40,000,000 New Ordinary Shares of 1p each at a price of 2.5p per share which was announced on 20th June 2008 raising £1 million (gross). The Open Offer closed yesterday, 26th August 2008 at midday, at which time valid applications had been received from Eligible Shareholders for 6.65 million New Ordinary Shares (representing 41.5% per cent of the 16 million New Ordinary Shares offered to Shareholders).

Application will be made to the London Stock Exchange for the 40 million New Ordinary Shares to be admitted to trading on AIM; it is expected that admission will become effective and that dealings in the New Ordinary Shares will commence at 8 a.m. on Tuesday, 2nd September 2008.

Terms defining the Placing and Open Offer of New Ordinary Shares were defined in the Chairman's letter of 20th June 2008, together with documents from the Company to the shareholders and an Application Form.

Notice of Interim results

Cyprotex PLC will release its half year results to 30th June 2008 on Thursday, 28th August 2008.

For further information:

Cyprotex PLC Dr Anthony Baxter, CEO Tel: +44 (0)1625 505 100[email protected]www.cyprotex.com Russell Gibbs, CFO Tel: +44 (0)1625 505 100[email protected]www.cyprotex.com

Nomura Code Securities Limited Charles Walker, Giles Balleny Tel: +44 (0)20 7776 1200

[email protected]

www.nomuracode.com

Media Enquires:

Pelham PRSimon Miller Tel: +44 (0)20 3178 4419[email protected]