Senate Democrats vowed to inflict as much pain as possible on Republicans through the "Byrd Bath," where provisions are gone through line-by-line to see whether they comply with the Byrd Rule.

The legislative agenda bill is projected to cut more than $1 trillion in Medicaid spending by the federal government over the course of a decade.

Nearly 12 million Americans could lose their health insurance coverage by 2034 due to this legislation, according to the nonpartisan Congressional Budget Office.