Illicit drugs found in wastewater from 130 European cities indicates a rise in stimulant consumption across the bloc, ...

Drugs like marijuana, cocaine, and MDMA can remain in your system for days, weeks, and even months. But they vary drastically in how long they can be detected in your urine, blood, and hair.

Urine screens can also detect nicotine and cotinine ... Generic IA tests can show cocaine, amphetamines, opioids, cannabinoids, and PCP. A doctor may require a more specialized IA test to check ...