Patent · US Expired

Ribavirin-interferon alfa combination therapy for eradicating detectable HCV-RNA in patients having chronic hepatitis C infection

US6673775B2 · kind B2 · utility

1Cited by
1References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 18, 2001
Grant dateJan 6, 2004
Priority date
Expiry dateJul 13, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02A50/30
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Ribavirin derivatives represented by formula I wherein at least one of R2, R3 or R5 is a straight or branched chain polyalkylene oxide polymer conjugate, and pharmaceutical compositions containing them as well as their use to treat patients having susceptible viral infections, alone and in combination with a therapeutically effective amount of interferon-alpha are disclosed.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.