Next was an affable chap who has been on prescribed diamorphine (heroin) for more than a quarter of a century, while running a successful business and leading an upright suburban life.

第二位是一个待人和善的小伙子，他已经服用了处方海洛因超过二十五年，但他经营的生意十分成功，正直地过着郊外生活。

youdao

They include buprenorphine (Subutex), buprenorphine and naloxone (Suboxone), diamorphine (pharmaceutical heroin) or dihydrocodeine for drug treatment.

BBC: Methadone policy review to improve addicts' treatment