Director/PDMR Shareholding

Omega Diagnostics Group PLC
11 March 2008


                          Omega Diagnostics Group PLC
                           ('Omega' or 'the Company')

                            Directors Shareholdings


Omega Diagnostics Group PLC announces that on 11 March 2008 Andrew Shepherd,
Chief Executive of the Company, purchased 16,129 Ordinary Shares of 4p each ('
Ordinary Shares') in the Company at a price of 31p each, taking his total
holding to 918,697 Ordinary Shares, representing 6.18% of the total issued share
capital of the Company.

Further to RNS No. 2672P issued on 4 March the Company confirms that the
purchase price of the shares bought by David Evans, Non-Executive Chairman was
28p. On 4 March Omega announced that David Evans bought 10,000 Ordinary Shares
taking his holding to 110,000 Ordinary Shares, representing 0.74% of the total
issued share capital of the Company.


ENDS


Contacts:

Omega Diagnostics Group PLC               Andrew Shepherd, Chief Executive
Tel: [phone]                         Kieron Harbinson, Finance Director
www.omegadiagnostics.com

Landsbanki Securities (UK) Limited        Thilo Hoffmann, Corporate Finance
Nominated Adviser & Broker                Simon Brown, Corporate Finance
Tel: [phone]

Parkgreen Communications Limited
T: 020 7479 7933                          Paul McManus
Mob: [phone]                        [e-mail]



                      This information is provided by RNS
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