Which drug tests are best? There are many reasons for a portable drug test. Some businesses require drug tests for employment or following an on-site accident. School sports teams may do a random ...

A major supplier of drug testing kits has announced an updated screening panel which no longer tests for cannabis and prioritizes testing for fentanyl. Psychemedics, a Massachusetts-based producer of ...

A 10-panel drug test usually uses a urine sample to check for 10 common drugs, including prescription medications and illicit street drugs, but false positives can happen. The test can detect cannabis ...

As cannabis laws change in the US and more states legalize recreational marijuana use, an increasing number of employers are asking, should we change the way we drug test? Some companies are ...