| CLASS | DRUG/TOX | LP7790-1 | 
| COMPONENT | Methadone | LP15015-8 | 
| PROPERTY | PrThr | LP217195-9 | 
| TIME_ASPCT | Pt | LP6960-1 | 
| SYSTEM | Ser/Plas | LP7576-4 | 
| SCALE_TYP | Ord | LP7751-3 | 
| parent | Methadone | Serum or Plasma | Drug toxicology | LP389989-7 | 
| CLASSTYPE | Laboratory class | |
| ORDER_OBS | Both | |
| STATUS | ACTIVE | 
| LONG_COMMON_NAME | en-US | Methadone [Presence] in Serum or Plasma | 
| LONG_COMMON_NAME | en-US | Methadone [Presence] in Serum or Plasma | 
| SHORTNAME | en-US | Methadone SerPl Ql | 
| ConsumerName | en-US | Methadone, Blood | 
| SHORTNAME | es-AR | metadona:concentración arbitraria:punto en el tiempo:suero/plasma:ordinal: | 
| SHORTNAME | pt-BR | Methadone SerPl Ql | 
| LONG_COMMON_NAME | nl-NL | Methadon [aanwezigheid] in serum of plasma | 
| LinguisticVariantDisplayName | de-AT | Methadon qualitativ | 
| LONG_COMMON_NAME | es-MX | Metadona: Suero o Plasma : Punto temporal: Presencia o umbral: Ordinal: | 
| LONG_COMMON_NAME | uk-UA | Метадон [Наявність] у сироватці чи плазмі | 
| SHORTNAME | uk-UA | Метадон СвткПлаз Пор | 
| LinguisticVariantDisplayName | uk-UA | Метадон Пор | 
LOINC Version: 2.78