    Sentence. -1; With:.Claritin: '.. decline.  -Schering-Ploughi..'s* best-selling ‘products  now. are’two drugs used. together to: treat  hepatitis“C:»,- the ‘antiviral. pill“ ribavirin  and. an interferon medicine called: Peg-  Intron... fl         Sentence 2: With - Claritin’ “'s “decline 2  Schering-Plough ..'s* best-sellitig . products  are now’ antiviral: drug ‘ribavirin: and an  interferon ‘medicine. called’ Peg-Intron’ =-  two ‘drugs-used together to, treat hepatitis’