The measure would have repealed major parts of Obama's health law, capping future funding for Medicaid and cutting tax increases for high-income families, health insurance companies and drugmakers. The bill would have repealed tax credits that people can use to purchase health insurance and replace them with a new tax credit that would have been less generous for most. The bill would have limited future spending on Medicaid, the health insurance program for the poor, reducing their benefits. The bill would have raised taxes for some low-income families because the new tax credits for buying health insurance were smaller than the credits under Obama's health law. The GOP health plan included nearly $1 trillion in tax cuts over the next decade, and much of that would have gone to the very wealthy. [...] people with higher incomes would have been eligible for tax credits under the GOP plan. The bill would have allowed insurers to charge higher premiums as people age and become more susceptible to health problems. Because of this provision, the CBO estimates that younger patients would have seen their premiums drop.