IMPORTANT NOTICE

WARNING: THIS SECTION OF THE WEBSITE CONTAINS ANNOUNCEMENTS, DOCUMENTS AND INFORMATION (TOGETHER THE “INFORMATION”), ACCESS TO WHICH MAY BE RESTRICTED UNDER THE SECURITIES LAWS OF CERTAIN JURISDICTIONS. IN PARTICULAR, THE INFORMATION IS NOT DIRECTED AT, AND IS NOT ACCESSIBLE BY, PERSONS RESIDENT, OR OTHERWISE LOCATED, IN THE UNITED STATES OF AMERICA, AUSTRALIA, CANADA, JAPAN OR THE REPUBLIC OF SOUTH AFRICA (OR ANY OTHER JURISDICTION WHERE TO DO SO WOULD CONSTITUTE A VIOLATION OF THE RELEVANT LAWS OR REGULATIONS OF THAT JURISDICTION) (THE “RESTRICTED JURISDICTIONS”).

THE INFORMATION IS BEING MADE AVAILABLE BY REDX PHARMA PLC (THE “COMPANY”) IN GOOD FAITH AND FOR INFORMATION PURPOSES ONLY. THE AVAILABILITY OF THE INFORMATION IS SUBJECT TO THE TERMS AND CONDITIONS SET OUT BELOW.

Please read this notice carefully – it applies to all persons who view this webpage. This notice may be amended or updated by the Company from time to time and accordingly it should be read carefully in full each time you wish to view the Information. In addition, the content of the site, and its availability to persons resident in certain jurisdictions, may be amended at any time in whole or in part at the sole discretion of the Company.

Basis of access

Please read this notice carefully before clicking “I agree” or “I disagree” below. This notice applies to all persons who view the Information. Access to these materials is being made available on this webpage by the Company in good faith and for information purposes only. Any person seeking access to this webpage represents and warrants to the Company that they are doing so for information purposes only.

Nothing on, or which can be downloaded from, this webpage constitutes an offer for sale or subscription or any solicitation of any offer to buy or subscribe for any securities in any jurisdiction. Making the Information available does not constitute a recommendation by the Company or any other party to sell or buy securities in the Company.

Confirmation of representation

Any person seeking access to this webpage certifies that they are not located in the United States of America or any other Restricted Jurisdiction. Any person seeking access to this site confirms that they have read and understood this disclaimer and agree to be bound by its terms.

The information contained on this website does not constitute an offer of securities for sale or a solicitation of an offer to purchase securities in the United States of America or any other Restricted Jurisdiction or in any jurisdiction in which such offers or sales are unlawful. The Company’s securities have not been registered under the U.S. Securities Act of 1933, as amended (the “Securities Act”) or under the securities laws of any state or other jurisdiction of the United States, and may not be offered or sold into or within the United States absent registration under the Securities Act or pursuant to an exemption from, or in a transaction not subject to, the registration requirements of the Securities Act. The securities referred to herein may not be offered, sold, resold, taken up, transferred, delivered or distributed, directly or indirectly, within, into or in the United States of America or any US territory, Australia, Canada, Japan, the Republic of South Africa or any other Restricted Jurisdiction except pursuant to an applicable exemption from, or in a transaction not subject to, the registration requirements of the Securities Act and in compliance with any applicable securities laws of any state or other jurisdiction of the United States or such other jurisdiction. There will be no public offer of securities in the United States or any other Restricted Jurisdiction.

The materials are only addressed to and directed at (i) in member states of the European Economic Area (the “EEA”), persons who are qualified investors within the meaning of Article 2(e) of Regulation (EU) 2017/1129, as amended (the “EU Prospectus Regulation”) (“Qualified Investors”); and (ii) in

the United Kingdom, qualified investors within the meaning of Article 2(e) of the EU Prospectus Regulation as it forms part of domestic law in the United Kingdom by virtue of the European Union (Withdrawal) Act 2018 who are also (a) persons who have professional experience in matters relating to investments who fall within the definition of “investment professionals” in Article 19(5) of the Financial Services and Markets Act 2000 (Financial Promotion) Order 2005, as amended (the “Order”) or, (b) persons who are high net worth companies, unincorporated associations or partnerships or trustees of high value trusts as described in Article 49(2)(a) to (d) of the Order, or (c) persons to whom it may otherwise be lawful to communicate it (each a “Relevant Person”). Any investment or investment activity to which these materials relate are only available to (i) in any member state of the EEA, Qualified Investors and (ii) in the United Kingdom, Relevant Persons, and will be engaged in only with such persons.

If you are not permitted to view materials on this website or are in any doubt as to whether you are permitted to view these materials, please exit this website. These materials must not be released or otherwise forwarded, distributed or sent in or into the United States or any other Restricted Jurisdiction. Persons receiving such documents (including custodians, nominees and trustees) must not distribute or send them in, into or from United States or any other Restricted Jurisdiction.

Acceptance of this notice

To visit the following pages of the site, you must confirm that you have understood the above sentences and agree to comply with the restrictions.

By selecting “I agree” below, you:

1. Confirm that you have read, understood and agree to be bound by the terms of the notice set out above;

2. Warrant and represent that you are not a resident of, or otherwise located in, the United States of America (including its territories and possessions, any state of the United States and the District of Columbia) or any other Restricted Jurisdiction;

3. Agree that you will not transmit or otherwise send (directly or indirectly) any Information to any person in the United States of America (including its territories and possessions, any state of the United States and the District of Columbia) or any other Restricted Jurisdiction; and

4. Confirm that you are not a person to whom the communication of the information contained on the site is restricted and are not acting for the benefit of any such person.

If you click “I disagree” below, we will be unable to provide you with access to the Information and you will be redirected to the Company’s homepage.