| parent | Amphetamine | LP18868-7 |
| child | Benzylpiperazine | Blood | Drug toxicology | LP389384-1 |
| child | Benzylpiperazine | Body fluid | Drug toxicology | LP389385-8 |
| child | Benzylpiperazine | Hair | Drug toxicology | LP389386-6 |
| child | Benzylpiperazine | Serum or Plasma | Drug toxicology | LP389387-4 |
| child | Benzylpiperazine | Urine | Drug toxicology | LP389388-2 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Benzylpiperazine |
| DisplayName | en-US | Benzylpiperazine |
LOINC Version: 2.78