| parent | Cough suppressants, expectorants | LP31462-2 |
| child | Dextromethorphan | Gastric fluid | Drug toxicology | LP391504-0 |
| child | Dextromethorphan+Levorphanol | LP21167-9 |
| child | Dextromethorphan+Levomethorphan | LP426924-9 |
| child | Dextromethorphan | Saliva | Drug toxicology | LP421105-0 |
| child | Dextromethorphan | Serum or Plasma | Drug toxicology | LP391505-7 |
| child | Dextrorphan | LP158084-6 |
| child | Dextromethorphan | Urine | Drug toxicology | LP391506-5 |
| child | Dextromethorphan | XXX | Drug toxicology | LP391507-3 |
| parent | Cough suppressants, expectorants | LP31462-2 |
| child | Dextromethorphan | Dose | Drug doses | LP392395-2 |
| PartDisplayName | en-US | Dextromethorphan |
| DisplayName | en-US | Dextromethorphan |
LOINC Version: 2.80
FHIR