S. 1634 · 111th Congress Medicare Prescription Drug Coverage Improvement Act StageIn committee SponsorJay Rockefeller Introduced2009-08-06 Latest action2009-08-06 · Introduced in Senate Follow Summary Text Subjects Cosponsors (4) Votes (0) Actions Cosponsors (4) Sheldon Whitehouse Current member Senate RI Democrat Mark Begich Former member Senate AK Democrat Daniel Akaka Former member Senate HI Democrat Sherrod Brown Former member Senate OH Democrat