People who regularly take cocaine cut with the animal anti-worming agent levamisole demonstrate impaired cognitive performance and a thinned prefrontal cortex. Researchers are calling for public health protection authorities to expand their drug-checking programs

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People who regularly take cocaine cut with the animal anti-worming agent levamisole demonstrate impaired cognitive performance and a thinned prefrontal cortex. Researchers are calling for public health protection authorities to expand their drug-checking programs