| parent | Vitamin B6 | LP31694-0 |
| child | Pyridoxine congeners | LP15843-3 |
| child | Pyridoxine | Blood | Chemistry - non-challenge | LP385166-6 |
| child | Pyridoxine | Cerebral spinal fluid | Chemistry - non-challenge | LP385167-4 |
| child | Pyridoxine | Serum or Plasma | Chemistry - non-challenge | LP385168-2 |
| parent | Vitamin B6 | LP31694-0 |
| child | Pyridoxine | Serum or Plasma | Chemistry - challenge | LP387171-4 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Pyridoxine |
| DisplayName | en-US | Pyridoxine |
LOINC Version: 2.81