She was sent home during the shoot for using heroin.

Second, they should have been using heroin regularly for a period of at least two years.

He began using heroin at the age of 18 and has used it more or less regularly for five years.

He started using heroin again in the early 90's and over the next several years became homeless.

A woman in a suit told the doctor she had been using heroin for nine years.

She used to use heroin but said she's clean now.

None of those women had been using heroin for more than four or five months.

He appeared to clean up his act in the early 1990s but began using heroin again some time later.

Another time she called after her next boyfriend started using heroin again.

"The people who use heroin at a party don't think about what it took to get there."