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  • noun

Synonyms for morphine

an alkaloid narcotic drug extracted from opium

References in periodicals archive ?
Seventeen of the studies compared the opioid, a morphine derivative, with a placebo, and three compared two opioids with each other.
Now, the facial pain, for which he must take morphine derivatives, is robbing him of that.
After the Commission had approved the merger, it received five complaints about the monopoly that would be created on the market for morphine and morphine derivatives and had to revoke its authorisation.
Some new research has shown that laughter triggers endorphins, our own home-grown morphine derivatives and feel-good chemicals.