Morphine

Morphine: The principal alkaloid in opium and the prototype opiate analgesic and narcotic. Morphine has widespread effects in the central nervous system and on smooth muscle.1

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Morphine: The sulfate salt of morphine, an opiate alkaloid isolated from the plant Papaver somniferum and produced synthetically. Morphine binds to and activates specific opiate receptors (delta, mu and kappa), each of which are involved in controlling different brain functions. In the central nervous and gastrointestinal systems, this agent has widespread effects including analgesia, anxiolysis, euphoria, sedation, respiratory depression, and gastrointestinal system smooth muscle contraction.2

Categories for Morphine

Category of Morphine:

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References

  1. Source: MeSH (U.S. National Library of Medicine)
  2. Source: NCI Thesaurus
  3. ibid.

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