The analysis can determine whether a person used specific drugs days or weeks before testing. In this article, we take a close look at urine drug screens. We describe what they can detect and how ...

It looks awful ... plausible and innocent explanation for Justify testing positive. Perhaps, as the CHRB decided/rationalized, Justify's drug test could have been the result of his eating ...

Thousands of California prisoners falsely tested positive for opioids last year because of a laboratory mistake. Now hundreds ...

Legislation to allow roadside drug testing has ... with roadside oral fluid screening as a road safety tool to enable the enforcement,” he said. “I think we will look back in five to 10 ...