Norcodeine
Encyclopedia
Norcodeine is an opiate
Opiate
In medicine, the term opiate describes any of the narcotic opioid alkaloids found as natural products in the opium poppy plant.-Overview:Opiates are so named because they are constituents or derivatives of constituents found in opium, which is processed from the latex sap of the opium poppy,...

 analogue that is the N-demethylated derivative of codeine
Codeine
Codeine or 3-methylmorphine is an opiate used for its analgesic, antitussive, and antidiarrheal properties...

.

Norcodeine has relatively little opioid activity in its own right, but is formed as a metabolite of codeine following ingestion.
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