| parent | Oncology drugs | LP31428-3 |
| child | 6-Methylmercaptopurine | LP30753-5 |
| child | Mercaptopurine | Blood | Drug toxicology | LP390951-4 |
| child | Mercaptopurine | Serum or Plasma | Drug toxicology | LP390952-2 |
| STATUS | ACTIVE |
| PartDisplayName | en-US | Mercaptopurine |
| DisplayName | en-US | Mercaptopurine |
LOINC Version: 2.78