Anti-narcotics agents see the arrests as test cases in the government's efforts to curb next year's harvest, which provides Britain with 80 per cent of its heroin supply.

At this period of time, heroin supplies were much more regularly available and user networks were already well established.

And the deaths by overdose of two New York women became a paean to the quality of the local heroin supply.

The hilly region is said to be the source of some two-thirds of the world's heroin supplies.

Joe's heroin supply is the purest in Baltimore, but he lacks the territory to maximize profits.

Somebody is stealing heroin supplies and in quantity!

"We're arresting more people than ever, seizing more assets than ever, and the heroin supplies keep coming."

Myanmar had the distinction of accounting for 60% of world's heroin supply, in 1997, with the production of about 2500 tonnes of opium.

After repeated intake, the user becomes tolerant and dependent, and undergoes withdrawal symptoms if the heroin supply is terminated.

Her heroin supply is delivered by an American motorcycle courier named Mike Stone, and before long the two of them also develop a romantic attachment.