Washington (CNN) The Senate Finance Committee Tuesday rolled out its long-awaited bipartisan plan aimed at lowering prescription drug prices.

Committee Chairman Sen. Chuck Grassley, Republican of Iowa, and Ranking Member Sen. Ron Wyden, Democrat of Oregon, are the latest congressional duo to address the problem that's a top priority for many Americans, as well as President Donald Trump.

Bipartisan efforts to curtail rising drug costs are also moving through the Senate Health Committee , as well as in the House.

The Finance Committee bill had been stalled, but members struck a deal to allow it to proceed. It will be marked up on Thursday, but could still face a difficult path forward.

It focuses on the Medicare prescription drug program, known as Part D. Under the proposal, should some prescription drug prices increase beyond the inflation rate, pharmaceutical companies will be forced to pay money back to Medicare.

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