AUY922 Update

20 July 2011

LSE: VER

Vernalis' AUY922 Update

Vernalis plc today announces that Novartis, at its Q2 results webcast, provided an update on the status of the Hsp90 inhibitor AUY922, which was discovered under collaboration with Novartis.

AUY922 is included for the first time in Novartis' selected pharmaceutical pipeline projects chart.

More information can be found on Novartis' website (www.novartis.com).

Enquiries:

Notes to Editors

About Vernalis

Vernalis is a development stage pharmaceutical company with significant expertise in taking promising product candidates along a commercially-focused path to market. The Group has one marketed product, frovatriptan for the acute treatment of migraine, and eight candidates in development, seven of which are designated priority programmes. Four of these priority development programmes are currently unpartnered and three are partnered. Pipeline programmes are derived from both our own research activities where we have significant expertise in fragment and structure based drug discovery, as well as from collaborations. Our technologies, capabilities and products are the subject of collaborations with Endo, GSK, Lundbeck, Menarini, Novartis and Servier.

For further information about Vernalis, please visit www.vernalis.com

Vernalis Forward-Looking Statement

This news release may contain forward-looking statements that reflect the Company's current expectations regarding future events including the clinical development and regulatory clearance of the Company's products, the Company's ability to find partners for the development and commercialisation of its products, as well as the Company's future capital raising activities. Forward-looking statements involve risks and uncertainties. Actual events could differ materially from those projected herein and depend on a number of factors including the success of the Company's research strategies, the applicability of the discoveries made therein, the successful and timely completion of clinical studies, the uncertainties related to the regulatory process, the ability of the Company to identify and agree beneficial terms with suitable partners for the commercialisation and/or development of its products, as well as the achievement of expected synergies from such transactions, the acceptance of frovatriptan and other products by consumers and medical professionals, the successful integration of completed mergers and acquisitions and achievement of expected synergies from such transactions, and the ability of the Company to identify and consummate suitable strategic and business combination transactions.