Actualizado 25/04/2009 20:33 CET
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Ground-Breaking Combination of All-Oral Agents Demonstrates Potential as Hepatitis C Treatment Regimen (y 2)

InterMune is a biotechnology company focused on the research, development and commercialization of innovative therapies in pulmonology and hepatology. InterMune has a pipeline portfolio addressing idiopathic pulmonary fibrosis (IPF) and hepatitis C virus (HCV) infections. The pulmonology portfolio includes the Phase 3 program, CAPACITY, which is evaluating pirfenidone as a possible therapeutic candidate for the treatment of patients with IPF and a research program focused on pirfenidone analog ITMN-520. The hepatology portfolio includes the HCV protease inhibitor compound R7227 (ITMN-191), a second-generation HCV protease inhibitor research program, and a research program evaluating a new target in hepatology. For additional information about InterMune and its R&D pipeline, please visit http://www.intermune.com.

About R7128 R7128, a cytidine nucleoside analog inhibitor of HCV RNA polymerase, is being developed for the treatment of chronic HCV infection. R7128 has shown potent in vivo activity against all of the most common HCV genotypes (1, 2 and 3). R7128 was safe and well tolerated when given with PEGASYS and COPEGUS for up to 28 days.

About Pharmasset

Pharmasset is a clinical-stage pharmaceutical company committed to discovering, developing and commercializing novel drugs to treat viral infections. Pharmasset's primary focus is on the development of oral therapeutics for the treatment of hepatitis B virus (HBV), hepatitis C virus (HCV) and human immunodeficiency virus (HIV). Pharmasset is currently developing three product candidates. R7128, an oral treatment for chronic HCV infection, has completed a 4-week clinical trial in combination with PEGASYS plus COPEGUS through a strategic collaboration with Roche, and is initiating a Phase 2b trial. Racivir, which is being developed for the treatment of HIV in combination with other approved HIV drugs, has completed a Phase 2 clinical trial. PSI-7851, an unpartnered second generation HCV nucleotide analogue recently entered phase 1 studies. Additional information is available on the Internet at http://www.pharmasset.com

About Roche

Headquartered in Basel, Switzerland, Roche is a leader in research-focused healthcare with combined strengths in pharmaceuticals and diagnostics. Roche is the world's largest biotech company with truly differentiated medicines in oncology, virology, inflammation, metabolism and CNS. Roche is also the world leader in in-vitro diagnostics, tissue-based cancer diagnostics and a pioneer in diabetes management. Roche's personalised healthcare strategy aims at providing medicines and diagnostic tools that enable tangible improvements in the health, quality of life and survival of patients. In 2008, Roche had over 80,000 employees worldwide and invested almost 9 billion Swiss francs in R&D. The Group posted sales of 45.6 billion Swiss francs. Genentech, United States, is a wholly owned member of the Roche Group. Roche has a majority stake in Chugai Pharmaceutical, Japan. For more information: http://www.roche.com.

Forward-Looking Statements

This news release contains forward-looking statements within the meaning of section 21E of the Securities Exchange Act of 1934, as amended, that reflect the companies' judgments and involve risks and uncertainties as of the date of this release, including without limitation the statements related to anticipated product development timelines. All forward-looking statements and other information included in this press release are based on information available to the companies as of the date hereof, and the companies assume no obligation to update any such forward-looking statements or information. Actual results could differ materially from those described in the forward-looking statements.

Factors that could cause or contribute to such differences include, but are not limited to, those discussed in detail under the heading "Risk Factors" in the companies' most recent annual reports on Form 10-K filed with the SEC and in other periodic reports filed with the SEC. The risks and other factors discussed above should be considered only in connection with the fully discussed risks and other factors discussed in detail in the respective Forms 10-K and in the companies' other periodic reports filed with the SEC, all of which are available via their respective web sites at http://www.intermune.com and http://www.pharmasset.com.

All trademarks used or mentioned in this release are protected by law.

Additional information

--About Hepatitis, Roche Health Kiosk: http://www.health-kiosk.ch/start_hepa.htm

--About Pegasys and Hepatitis: http://www.roche.com/products/product-details.htm?type=produ...

-- About INFORM-1: http://www.clinicaltrials.gov

For further information, please contact: Roche: Mike Nelson, International Communications Manager, Roche, +41-79-572-5165, mike.nelson@roche.com. InterMune: Jim Goff, Sr. Director, Corp. Comm. & IR, InterMune, Inc. +1-415-466-2228, jgoff@intermune.com. Pharmasset: Richard E. T. Smith, Ph.D., VP, Investor Relations and Corporate Communications, Pharmasset, +1-609-613-4181, richard.smith@pharmasset.com.