#opiates

Diagnostic Laboratory Services: Year-end workforce drug tests show marijuana up and amphetamines down; but all categories showed increases in the fourth quarter

The increase in cocaine abuse is significant even though the usage is low in comparison to most of the other drugs. Methamphetamine, or ice use, declined by 22% year over year, but is still at about 0.7%, which is about four times the average ice use found in workforce drug testing on the mainland.