Enanta Pharmaceuticals, Inc. Announces Results From Four All-Oral, Interferon-Free, Phase 3 Studies For The Treatment Of Genotype 1 Hepatitis C Virus Infection

WATERTOWN, Mass.--(BUSINESS WIRE)--Enanta Pharmaceuticals, Inc. (NASDAQ:ENTA) today announced results from the PEARL-II, PEARL-III, PEARL-IV and TURQUOISE-II studies. These studies are the remaining four phase 3 studies of the six phase 3 registrational studies being conducted by AbbVie for the treatment of genotype 1 (GT1) hepatitis C virus (HCV) infection using a regimen containing Enanta’s lead protease inhibitor ABT-450. ABT-450 is part of AbbVie’s investigational three direct-acting antiviral regimen consisting of boosted protease inhibitor ABT-450/ritonavir, NS5A inhibitor ABT-267, and non-nucleoside polymerase inhibitor ABT-333. These studies were conducted with and without ribavirin. The combination of the three different mechanisms of action in this regimen interrupts the HCV replication process with the goal of optimizing SVR rates across different patient populations.

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