PRINCETON, N.J., Dec. 16, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) announced today that the company will amend the design of the QUANTUM Phase 2b trial of the guanine nucleotide analog PSI-938 and discontinue all treatment arms with a regimen containing PSI-938. There are 235 individuals with ... read more

PRINCETON, N.J., Nov. 14, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS), a clinical stage pharmaceutical company committed to discovering, developing, and commercializing novel drugs to treat viral infections, today reported financial results and operational highlights for the fiscal year ended September 30, 2011. At fiscal year end Pharmasset held $166.5 ... read more

PRINCETON, N.J., Nov. 4, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) today announced that it will webcast an investor event from the American Association for the Study of Liver Diseases (AASLD) on Sunday, November 6, 2011 starting at 6:30pm PT. During this webcast, management will review Pharmasset's ... read more

PRINCETON, N.J., Nov. 4, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) and Bristol-Myers Squibb Company (NYSE: BMY) announced today the addition of four treatment arms to the ongoing Phase IIa trial evaluating the combination of Pharmasset's PSI-7977, a nucleotide polymerase inhibitor, and Bristol-Myers Squibb Company's daclatasvir (BMS-790052), an investigational NS5A ... read more

PRINCETON, N.J., Nov. 1, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) today announced the initiation of a Phase 3 program with the hepatitis C virus (HCV) nucleotide analog, PSI-7977. This pivotal program will evaluate a 12-week, all-oral, interferon-free regimen of PSI-7977 and ribavirin in patients with HCV, independent of viral ... read more

PRINCETON, N.J., Oct. 10, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) announced today the addition of two treatment arms to the ELECTRON trial of PSI-7977, a nucleotide analog polymerase inhibitor, for the treatment of chronic hepatitis C (HCV). The rapid and consistent antiviral effects and high barrier to resistance demonstrated ... read more

PRINCETON, N.J., Sept. 16, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) announces that management will present at the UBS Global Life Sciences Conference to be held September 19 to 21, 2011 at the Grand Hyatt Hotel, New York and the JMP Securities Healthcare Conference to be held September 27 to ... read more

PRINCETON, N.J., Sept. 13, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) announced today that screening has begun in a Phase 2b, international study of PSI-7977 and PSI-938, two nucleotide analog polymerase inhibitors for the treatment of chronic hepatitis C (HCV). The QUANTUM trial will evaluate interferon-free regimens of PSI-7977 400mg ... read more

PRINCETON, N.J., Aug. 24, 2011 /PRNewswire/ -- Pharmasset, Inc. (Nasdaq: VRUS) has received fast track designation from the U.S. Food and Drug Administration (FDA) for PSI-938 for the treatment of chronic hepatitis C virus (HCV) infection. PSI-938 is an oral guanosine nucleotide analog polymerase inhibitor of HCV. In March 2011, ... read more