Alcohol and drug misuse is everyone's concern. In the context of work, not only does it damage the misuser's health and potentially increase the risk to all workers’ health and safety, but it can cost employers through absenteeism and reduced productivity.
There are well-documented links between alcohol and drug use, prescribed or not. The risks include impairment in cognition, perception and motor skills, at both acute and chronic levels, as well as a number of specific health risks.