controlled substance

American  

noun

1. any of a category of behavior-altering or addictive drugs, as heroin or cocaine, whose possession and use are restricted by law.

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Etymology

Origin of controlled substance

First recorded in 1970–75

Example Sentences

California’s Research Advisory Panel was established in the late 1960s to vet studies on controlled substances for safety and legitimacy and help them move forward without law enforcement concerns.

From Los Angeles Times

Martin Estrada’s office in Los Angeles, said Plasencia and another doctor charged in Perry’s death — Mark Chavez — have both surrendered their DEA licenses and therefore “cannot prescribe controlled substances.”

From Los Angeles Times

Iwamasa never received medical training and "knew little, if anything" about administering controlled substances, according to court documents.

From BBC

The panel “has a record of providing an extra level of protection, which is important given the volume of controlled substance research that occurs in California,” the analysis said.

From Los Angeles Times

In his decision, Faber also noted that the plaintiffs offered no evidence that the defendants distributed controlled substances to any entity that didn’t hold a proper registration from the U.S.

From Seattle Times