| parent | Codeine | LP16093-4 |
| child | Norcodeine/Creatinine | LP286676-4 |
| child | Norcodeine | Serum or Plasma | Drug toxicology | LP389860-0 |
| child | Norcodeine | Urine | Drug toxicology | LP389861-8 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Norcodeine |
| DisplayName | en-US | Norcodeine |
LOINC Version: 2.78