More than 1.8 million people nationwide are in prison, 400,000 of whom are addicts or chronic users.

The concentration found was 80 times in excess of the normal therapeutic level, even for chronic users.

It is often alluded to that Larry is a chronic user of marijuana, though never shown.

Harm reduction does, at least, acknowledge one key fact: helping chronic users should be the target of drug policy.

Triazolam has a very high risk of dependency with chronic users often taking exceedingly high daily doses.

But in the last three years, the length of stay by the most disabled, chronic users has been creeping up again.

Healthcare costs and nonadherence among chronic opioid users (2011)

A chronic user, he said, might have ephedra in his system longer, so a potential cheater is more susceptible to being caught.

He said the study added "to the growing body of evidence pointing to the health hazards of chronic and heavy users of analgesics."

While such a campaign probably won't hurt, it will do little to help chronic, longtime users, most of whom are adults.