LOINCBoth

LOINC Code 12407-3: 6-Beta naltrexone [Mass/Vol]

12407-3 is a LOINC code used to identify 6-Beta naltrexone [Mass/Vol] in laboratory and clinical observation data. You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges. LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component 6-Beta naltrexone. It is commonly used with the system or sample type Ser/Plas.

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

LOINC codes identify tests, measurements, observations, survey items, and clinical questions in a standardized way. It is associated with the component 6-Beta naltrexone. It is commonly used with the system or sample type Ser/Plas.

When is it used?

  • Used in lab systems, EHRs, and clinical data exchange.
  • May identify a test, observation, survey item, or clinical document request rather than a diagnosis.
  • Status: DEPRECATED
  • Order vs observation: Both

What it does not mean

  • The code identifies the observation or test, not the actual result.

Key facts

  • Deprecated 6-Beta naltrexone [Mass/volume] in Serum or Plasma
  • 6-Beta naltrexone
  • 6-Beta naltrexol; 6B-Naltrexone; Addiction; B; DRUG/TOXICOLOGY; Drugs; Drugs of abuse; Illicit; Level; Mass concentration; Naltrexone metabolite; Pl; Plasma; Plsm; Point in time; PotentialForAbuse; QNT; Quan; Quant; Quantitative; Random; Revia; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR; Vivitrol

Where you may see this code

You may see this code in lab systems, lab reports, EHR exports, interoperability feeds, or other structured clinical data exchanges.

Common synonyms

6-Beta naltrexone [Mass/Vol]Deprecated 6-Beta naltrexone [Mass/volume] in Serum or PlasmaDeprecated 6B-Naltrexone SerPl-mCnc6-Beta naltrexoneDRUG/TOX6-Beta naltrexone, BloodMCnc

Frequently asked questions

Code details

Code12407-3
SystemLOINC
Display name6-Beta naltrexone [Mass/Vol]
Description6-Beta naltrexone
Short nameDeprecated 6B-Naltrexone SerPl-mCnc
Component6-Beta naltrexone
PropertyMCnc
TimingPt
System (specimen)Ser/Plas
ScaleQn
ClassDRUG/TOX
Example unitsng/mL
StatusDEPRECATED
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released1.0j-a
Last changed2.58

Consumer names

6-Beta naltrexone, Blood

Part names

6-Beta naltrexoneMCncPtSer/PlasQnMass ConcentrationPoint in time (spot)Serum or Plasma

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from LOINC. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

LOINC Code 12407-3 | HealthAssure