Earns Milestone Payment of Additional $2.5 Million CRANBURY, N.J., Feb. 12 /PRNewswire-FirstCall/ -- Palatin Technologies, Inc. (NYSE Alternext US: PTN) today announced it has received $4.1 million from AstraZeneca relating to an extension of its exclusive research collaboration and license agreement to discover, develop and commercialize compounds that target melanocortin receptors and a clinical trial sponsored research agreement. Palatin also announced that it has earned a milestone payment of $2.5 million in connection with its collaboration and license agreement with AstraZeneca. Palatin anticipates receiving the $2.5 million in the current calendar quarter. The $6.6 million received or to be received from AstraZeneca, coupled with $1.7 million that Palatin received from the sale of net operating losses to the State of New Jersey, $700,000 from the sale of non-core fixed assets, and its cash and cash equivalents balance, gives Palatin sufficient cash to fund its projected operations through calendar year 2009. About Palatin Technologies, Inc. Palatin Technologies, Inc. is a biopharmaceutical company focused on discovering and developing targeted, receptor-specific small molecule and peptide therapeutics. Palatin's strategy is to develop products and then form marketing collaborations with industry leaders in order to maximize their commercial potential. For additional information regarding Palatin, please visit Palatin Technologies' website at http://www.palatin.com/. About AstraZeneca AstraZeneca is a major international healthcare business engaged in the research, development, manufacturing and marketing of meaningful prescription medicines and supplier for healthcare services. AstraZeneca is one of the world's leading pharmaceutical companies with healthcare sales of US$ 31.6 billion and is a leader in gastrointestinal, cardiovascular, neuroscience, respiratory, oncology and infectious disease medicines. For more information about AstraZeneca, please visit: http://www.astrazeneca.com/ Forward-looking Statements Statements about future expectations of Palatin Technologies, Inc., including statements about its development programs, proposed indications for its product candidates, pre-clinical activities, marketing collaborations, and all other statements in this document other than historical facts, are "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933, Section 21E of the Securities Exchange Act of 1934 and as that term is defined in the Private Securities Litigation Reform Act of 1995. Palatin intends that such forward-looking statements be subject to the safe harbors created thereby. Palatin's actual results may differ materially from those discussed in the forward-looking statements for various reasons, including, but not limited to Palatin's ability to fund development of its technology, ability to establish and successfully complete clinical trials and pre-clinical studies and the results of those trials and studies, dependence on its partners for certain development activities, need for regulatory approvals and commercial acceptance of its products, ability to protect its intellectual property, and other factors discussed in the Palatin's periodic filings with the Securities and Exchange Commission. Palatin is not responsible for updating for events that occur after the date of this press release. DATASOURCE: Palatin Technologies, Inc. CONTACT: Investors: Stephen T. Wills, CPA, MST, EVP-Operations-Chief Financial Officer, +1-609-495-2200, ; or Media: Susan Kim or Burns McClellan, +1-212-213-0006, , both for Palatin Technologies Web Site: http://www.palatin.com/

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