which agency has the responsibility of enforcing the controlled substances act of 1990
Drug Enforcement Administration The Drug Enforcement Administration (DEA) is a United States federal law enforcement agency under the U.S. Department of Justice, tasked with combating drug smuggling and use within the United States. The DEA is the lead agency for domestic enforcement of the Controlled Substances Act, sharing concurrent jurisdiction with the Federal Bureau of Investigation (FBI), Immigration and Customs Enforcement (ICE), Homeland Security, and the U.S. Border Patrol. It has sole responsibility for coordinating and pursuing US drug investigations both domestic and abroad.
Food and Drug Administration The Food and Drug Administration (FDA or USFDA) is a federal agency of the United States Department of Health and Human Services, one of the United States federal executive departments. The FDA is responsible for protecting and promoting public health through the control and supervision of food safety, tobacco products, dietary supplements, prescription and over-the-counter pharmaceutical drugs (medications), vaccines, biopharmaceuticals, blood transfusions, medical devices, electromagnetic radiation emitting devices (ERED), cosmetics, animal foods & feed[4] and veterinary products. As of 2017, 3/4th of the FDA budget (approximately $700 million) is funded by the pharmaceutical companies due to the Prescription Drug User Fee Act.[5][6]