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

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 • May 7, 2024

The International Equestrian Federation said Wednesday the Chinese team lost an Olympic qualification place at a competition in Ireland in June because a controlled substance was detected in the horse ridden by Alex Hua Tian.

From Seattle Times • Oct. 11, 2023

Circuit Court of Appeals upheld the felon-in-possession law against Edell Jackson, who had challenged a ban on possessing a firearm after he had done time in prison for selling a controlled substance in Minnesota.

From Washington Times • Sep. 7, 2023

Approved 50 years ago by the F.D.A. as a veterinarian-prescribed analgesic, it is not listed as a controlled substance for animals or humans and so is not subject to strict monitoring.

From New York Times • Jan. 7, 2023

"Because xylazine is not a controlled substance, its regulation does not fall under the purview of DEA," a spokesperson said via email.

From Salon • Sep. 25, 2022