(CNSNews.com) – Sixteen states have set a limit on the number of prescription drugs they will cover for Medicaid patients, according to Kaiser Health News.

Seven of those states, according to Kaiser Health News, have enacted or tightened those limits in just the last two years.

Medicaid is a federal program that is carried out in partnership with state governments. It forms an important element of President Barack Obama’s health-care plan because under the Patient Protection and Affordable Care Act–AKA Obamcare–a larger number of people will be covered by Medicaid, as the income cap is raised for the program.

With both the expanded Medicaid program and the federal subsidy for health-care premiums that will be available to people earning up to 400 percent of the poverty level, a larger percentage of the population will be wholly or partially dependent on the government for their health care under Obamacare than are now.

Read more at CNS News