1 All the addicts who received diacetylmorphine spent at least 45 minutes per visit in the clinic to check for side effects.

2 The genes were the same as those regulated by cocaine and opiates, such as heroin (diacetylmorphine).

3 But 88 percent of those who got diacetylmorphine shots did. And those who got diacetylmorphine cut back on illicit drugs by 67 percent, compared to 48 percent who got methadone.

4 But when that does not work, they said, giving heroin's active ingredient, diacetylmorphine, appears to be an effective alternative.

5 The Canadian researchers randomly assigned about half of the addicts to receive methadone and the other half to receive daily injections of diacetylmorphine, the active ingredient in heroin.

6 Bayer , however , was more interested in Hoffman's own recent discovery, diacetylmorphine .

7 Heroin: Heterocyclic compound, a highly addictive alkaloid derivative of morphine (chemically, it is diacetylmorphine) that makes up a large portion of illicit narcotics traffic.