| parent | Tricyclic antidepressants | LP14735-2 |
| child | Protriptyline | Gastric fluid | Drug toxicology | LP391198-1 |
| child | Protriptyline | Serum or Plasma | Drug toxicology | LP391199-9 |
| child | Protriptyline | Urine | Drug toxicology | LP391200-5 |
| child | Protriptyline | XXX | Drug toxicology | LP391201-3 |
| parent | Tricyclic antidepressants | LP14735-2 |
| child | Protriptyline | Dose | Drug doses | LP392370-5 |
| PartDisplayName | en-US | Protriptyline |
| DisplayName | en-US | Protriptyline |
LOINC Version: 2.77
FHIR