| parent | Narcotics | LP18149-2 |
| child | Butorphanol cutoff | LP227850-7 |
| child | Butorphanol | Body fluid | Drug toxicology | LP389843-6 |
| child | Butorphanol | Serum or Plasma | Drug toxicology | LP389844-4 |
| child | Butorphanol | Urine | Drug toxicology | LP389845-1 |
| PartDisplayName | en-US | Butorphanol |
| DisplayName | en-US | Butorphanol |
LOINC Version: 2.77
FHIR