Almost 20 per cent, the longer-term 'career' users, had injected heroin from the start.

He has been injecting heroin since he was 16 years old.

For years, they had all been injecting heroin.

He was the only one in the house not injecting heroin.

"So you can't tell whether she injected heroin or morphine?"

Women reluctant to inject heroin are quick to smoke crack.

The accused was guilty when he injected heroin into his friend.

Early in the book, an officer injects heroin in free fall on his parachute training.

Burma moves on to (harder drugs) injecting heroin into herself.

She says he injected heroin but admitted only to snorting cocaine.