| parent | Nefazodone | LP18140-1 | 
| child | M-chlorophenylpiperazine | Blood | Drug toxicology | LP391090-0 | 
| child | M-chlorophenylpiperazine | Body fluid | Drug toxicology | LP391091-8 | 
| child | M-chlorophenylpiperazine | Hair | Drug toxicology | LP391092-6 | 
| child | M-chlorophenylpiperazine | Serum or Plasma | Drug toxicology | LP391093-4 | 
| child | M-chlorophenylpiperazine | Urine | Drug toxicology | LP391094-2 | 
| parent | traZODone | LP16297-1 | 
| child | M-chlorophenylpiperazine | Blood | Drug toxicology | LP391090-0 | 
| child | M-chlorophenylpiperazine | Body fluid | Drug toxicology | LP391091-8 | 
| child | M-chlorophenylpiperazine | Hair | Drug toxicology | LP391092-6 | 
| child | M-chlorophenylpiperazine | Serum or Plasma | Drug toxicology | LP391093-4 | 
| child | M-chlorophenylpiperazine | Urine | Drug toxicology | LP391094-2 | 
| STATUS | ACTIVE | 
| PartDisplayName | en-US | M-chlorophenylpiperazine | 
| DisplayName | en-US | M-chlorophenylpiperazine | 
LOINC Version: 2.78