Proponents of hair-testing for federally required drug testing of truck drivers have had another setback with the denial of a petition to the Federal Motor Carrier Safety Administration ... Or have ...

A highly anticipated federal rulemaking that would permit carriers to drug test drivers using hair samples continues to slog its way through the regulatory process, nearly six years after it was ...

Urinalysis is the primary, federally accepted method for administering mandated pre-employment drug tests. Meantime, the Alliance for Driver Safety & Security (also known as the Trucking Alliance) has ...

Since even before the U.S. government rolled out the Drug & Alcohol Clearinghouse for truck drivers more than two years ago, certain freight-hauling stakeholders have pushed forcefully for something ...

The biggest bother for cannabis consumers is a drug test. On the one hand, cannabinoids such as CBD & Delta-8 THC are legal, and researchers are on a constant quest to study their medicinal properties ...

Researchers at the University of Central Arkansas concluded that urinalysis, the primary means of Department of Transportation (DOT) truck driver drug screenings, misses about 90% of actual drug use.