| parent | 4-hydroxy Xylazine | LP437281-1 |
| child | 4-hydroxy Xylazine [Mass/volume] in Urine by Confirmatory method | 103638-3 |
| child | 4-hydroxy Xylazine [Presence] in Urine by Confirmatory method | 103639-1 |
| child | 4-hydroxy Xylazine/Creatinine [Mass Ratio] in Urine by Confirmatory method | 103640-9 |
| PartDisplayName | en-US | 4-hydroxy Xylazine | Urine | Drug toxicology |
LOINC Version: 2.77
FHIR