Filibuvir

**Semantic type:** Pharmacologic Substance

**Definition:** A non-nucleoside polymerase inhibitor of the hepatitis C virus NS5B RNA-dependent RNA polymerase. Filibuvir binds to the non-catalytic Thumb 2 site on viral polymerase and causes a decrease in viral RNA synthesis.

**Synonyms:** - (6R)-6-Cyclopentyl-6-(2-(2,6-Diethylpyridin-4-yl)Ethyl)-3-((5,7-Dimethyl(1,2,4)Triazolo(1,5- A)Pyrimidin-2-yl)Methyl)-4-Hydroxy-5,6-Dihydro-2H-Pyran-2-One - 2H-Pyran-2-One, 6-Cyclopentyl-6-(2-(2,6-Diethyl-4-Pyridinyl)Ethyl)-3-((5,7-Dimethyl(1,2,4)Triazolo(1,5-A)Pyrimidin-2-yl)Methyl)-5,6-Dihydro-4-Hydroxy-, (6R)- - FILIBUVIR - PF-00868554