He wants to be a woman and has a history of drug use.

They didn't have to look far for evidence of drug use.

Bush has every right not to talk about his past drug use.

The use of other drugs was not found to increase in the same period.

We need to address the problem of hard drug use.

Rates of drug use among young people are far lower than they were 30 years ago.

The view in certain countries when it comes to personal drug use is rather difficult for us to understand.

We have to stop looking at drug use as a moral matter.

The police say both men apparently died of drug use.

But their private security force apparently did little to stop drug use.