Which of the following laws reduced Medicaid costs by addressing inappropriate use of drugs by the program's recipients?

Omnibus Budget Reconciliation Act
Federal Food and Drug Act
Harrison Narcotics Tax Act
Health Insurance Portability and Accountability Act

Omnibus Budget Reconciliation Act

Rationale: The Omnibus Budget Reconciliation Act reduced Medicaid costs by addressing inappropriate use of drugs by the program's recipients. The 1993 version of this act brought changes to the Medicaid Drug Rebate Program, as well as required states to implement a Medicaid estate recovery program to sue estates of deceased Medicaid recipients for costs of care that were paid by Medicaid.