(last updated November 27, 2013)

Through your access to and use of this website of Mast Therapeutics, Inc. (“Mast,” “us,” “our,” or “we”), you accept, without limitation or qualification, the terms and conditions set forth below. If you do not agree to all of these terms and conditions, you are not authorized to use this website.

We reserve the right to change these terms and conditions at any time and from time to time and in our sole discretion, but will alert you that changes have been made by indicating on this site the date the terms and conditions were last updated. When you visit our website, you are accepting the current version of these terms and conditions as posted on our website at that time. We recommend that you revisit these terms and conditions on occasion to learn of any changes.

Scope of Use

Certain information displayed on this website is either the property of, or is used with permission by, Mast.  You should assume that all content of this website is copyrighted unless otherwise noted and may not be used in a manner inconsistent with these terms and conditions without our express written permission. You understand and agree that we retain all right, title and interest (including all copyrights, service marks, trademarks, trade secrets and other intellectual property rights) in all content of this website, as applicable, including, without limitation, any and all text, data, graphics, images, sound and other information provided on this website, whether in print, machine-readable, visual or audible form (together, “Mast Content”). You may freely browse this website and download Mast Content solely for your own personal, non-commercial use; provided that all hard copies contain copyright and other applicable notices. However, you may not otherwise reproduce, repost, transmit, display, distribute or modify the Mast Content. No license or right is intended to be conveyed to you under any intellectual property or other right of Mast or any third party, whether by implication, estoppel or otherwise. All rights not expressly granted herein are reserved.

Trademarks owned by Mast Therapeutics include: MAST THERAPEUTICS™, SYNTHRX®, EXELBINE™ and our corporate logo.

Product and Medical Information

All product candidates referred to on this website are experimental, have not been approved by the U.S. Food and Drug Administration or any other regulatory agency, and are not available for sale. Nothing contained on this website is intended as a promotion of any product candidate or recommendation for the use of any product candidate in a way which conflicts with the laws and regulations of the country in which you are located. The medical information and other content provided on this website is intended for general educational purposes only and is not intended as a substitute for professional medical advice, diagnosis or treatment.

Disclaimers

This website is not intended to be used in making any decision relating to an investment in our securities.  We urge investors and prospective investors to review and consider thoroughly the materials that we file with the U.S. Securities and Exchange Commission (the “SEC”).  All information contained on this website is qualified in its entirety by reference to those SEC filings.

This website could contain technical inaccuracies and or typographical errors. We may change the information and materials available on this website at any time and for any reason.

Images displayed on this website depicting unnamed persons are for illustrative purposes only and such persons are models who do not personally use or endorse any business, product, service, cause or other endeavor of ours.  This website and the information and material contained herein are provided on an “as is” and “as available” basis and without any warranties, express, statutory or implied, including, but not limited to, any implied warranties and conditions of merchantability, non-infringement of third party rights, fitness for a particular purpose or title. In particular, we expressly disclaim any representations about the accuracy, completeness, timeliness, legality in your jurisdiction, reliability, currency, quality or suitability of this website or any information or material contained herein. Your use of this website and your reliance upon any information or material contained herein is at your own risk.

Privacy Statement

See the Privacy Statement relating to the collection and use of your information.

Forward-Looking Statements

Nothing on this website constitutes an invitation or offer to invest or deal in our securities.  Please see the “Disclaimers” above.

We caution you that certain statements posted on or available through this website are forward-looking statements about Mast within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. All statements, other than statements of historical fact, are statements that could be deemed forward-looking statements, including, but not limited to, statements regarding our business strategy, expectations and plans, our objectives for future operations and our future financial position. The words “believe,” “may,” “could,” “would,” “will,” “plan,” “continue,” “anticipate,” “intend,” “expect,” “indicate” and similar expressions are intended to identify forward-looking statements.

Forward-looking statements are based on our current expectations and projections about future events and trends that we believe may affect our financial condition, results of operations, business strategy, short-term and long-term business operations and objectives, and financial needs. The forward-looking statements we make are subject to known and unknown risks and uncertainties that could cause our actual results, performance or achievements to be materially different from expectations indicated by such forward-looking statements. Factors that could cause or contribute to such differences include, but are not limited to:  timing and cost of investigational drug development; results of pending and future clinical and nonclinical studies; lack of regulatory approvals on a timely basis or at all; insufficient operating capital; competition; risks associated with protecting proprietary rights; and those factors described in our press releases and the “Risk Factors” sections of our periodic reports filed with the SEC.

You are cautioned not to place undue reliance on any forward-looking statement posted on or available through this website.  Each forward-looking statement posted on this website speaks only as of the date the applicable section of this website was last updated, and each forward-looking statement contained in materials available through this website speaks only as of the date we initially issued such material. Except as required by law, we undertake no obligation to update publicly any forward-looking statement or to update the reasons actual results could differ materially from those anticipated in these forward-looking statements, even if new information becomes available in the future. All forward-looking statements posted on or available through this website are qualified in their entirety by this cautionary statement.

Links to Other Sites

We may provide links to other websites for your convenience in locating useful information. Such websites are not under our control. Accordingly, we expressly disclaim any responsibility for the privacy policies, information, collection practices, content, accuracy of information, and/or quality of such third-party websites, including any products and/or services provided by or advertised on such third-party websites. We are providing these links to you only as a convenience and the inclusion of any link does not indicate or imply any endorsement by us with respect to any third party or any website. You are responsible for complying with all terms and conditions governing the use of linked websites.

Limitations of Liability

In the event of any problem with this website or any information or material contained herein, you agree that your sole remedy is to cease using this website. In no event shall Mast or its subsidiaries, affiliates, directors, officers, employees, consultants, representatives, agents or any party involved in creating or producing this website or any information or material contained herein, be liable for any special, indirect incidental, consequential, punitive or exemplary damages, or any other damages whatsoever, resulting from the use of this website (or with the delay or inability to use this website) or any information or materials contained herein or otherwise arising out of the use of this website, whether under a theory of breach of contract, tort, strict liability, negligence, or otherwise, even if such party has been advised of the possibility of such damages.