Total Voting Rights

Avia Health Informatics Plc Total Voting Rights

11 March 2011

Avia Health Informatics Plc

("Avia" or "the Company")

Total Voting Rights

The Company announces that, pursuant to the requirements of the Disclosure and Transparency Rules and following completion today of the issue of equity announced 8 March, 20011, the total number of voting rights in respect of each class of share in issue and admitted to trading on AIM at the date of this announcement is as follows:

Ordinary Shares of 0.5 pence each:

Total number of Total number of

shares in issue voting rights

6,483,583 6,483,583

The above figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or a change to their interest in, the Company, under the Disclosure and Transparency Rules.

Enquiries:

Avia Health Informatics Plc

Barry Giddings, Chairman [switchboard no]

Panmure Gordon (UK) Limited 020 7459 3600

Adam Pollock/ Aubrey Powell

About Avia Health Informatics plc

Avia is a developer and provider of clinical decision support systems. Its Odyssey product range is used by clinicians and non-clinicians in various environments around the world to provide effective pre-diagnostic healthcare support, increasing the levels of patient care while delivering operational efficiencies. The delivery of Odyssey can be in a static or mobile environment from a PC, laptop, tablet or mobile device, with clinical content, training and services delivered via the web.

Avia's partners provide market reach into geographies outside of the UK, including the United States and Australia.

The Odyssey range is built on a common medical content database which has been developed over the past 15 years. Odyssey is continually updated, tailored with question and answer sets and has a user interface adapted for the particular user groups and the environment in which it is used.

Environments include prisons, ships, call centres, GP out of hours, walk in centres, care homes, pharmacies and other clinical and non-clinical environments.

For more information on Avia please visit: www.ahi-plc.com and the Odyssey product range: www.aviahealthinformatics.com