Ketamine | Definition, Uses, & Facts | Britannica

September 20, 2025

Ketamine was originally patented in Belgium in 1963 and was approved for use in humans by the U.S. Food and Drug Administration in 1970. Soon after, it was put to use to treat American soldiers fighting in the Vietnam War.

https://www.britannica.com/science/ketamine

Ketamine | Definition, Uses, & Facts | Britannica <body> <h1> Array ( [0] => jetamine | definition, uses, & facts | britannica [1] => metamine | definition, uses, & facts | britannica [2] => letamine | definition, uses, & facts | britannica [3] => oetamine | definition, uses, & facts | britannica [4] => ietamine | definition, uses, & facts | britannica [5] => kwtamine | definition, uses, & facts | britannica [6] => kstamine | definition, uses, & facts | britannica [7] => kdtamine | definition, uses, & facts | britannica [8] => krtamine | definition, uses, & facts | britannica [9] => k4tamine | definition, uses, & facts | britannica [10] => k3tamine | definition, uses, & facts | britannica [11] => keramine | definition, uses, & facts | britannica [12] => kefamine | definition, uses, & facts | britannica [13] => kegamine | definition, uses, & facts | britannica [14] => keyamine | definition, uses, & facts | britannica [15] => ke6amine | definition, uses, & facts | britannica [16] => 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