What does this LOINC code represent?

This LOINC code identifies a lab observation, measurement, question, or clinical concept in a standardized format.

Is this enough to understand my test result?

No. The code identifies the test or observation, but the interpretation depends on the actual result, reference range, and clinical context.

LOINCActiveOrder

LOINC Code 68314-4: Meperidine and Normeperidine panel

Name: LOINC Code 68314-4: Meperidine and Normeperidine panel
Creator: HealthAssure Clinical Team
Published: 2026-05-21T08:59:48.040Z

68314-4 is a LOINC code used to identify Meperidine and Normeperidine panel 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 Meperidine & Normeperidine panel. 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 Meperidine & Normeperidine panel. 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: ACTIVE
Order vs observation: Order
Panel type: Panel

What it does not mean

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

Key facts

Meperidine and Normeperidine panel - Serum or Plasma
Meperidine & Normeperidine panel
Algil; Alodan; Centralgine; Demerol; Dispadol; Dolantin; Dolosal; DRUG/TOXICOLOGY; Drugs; Meperidine + Normeperidine Pnl; Meperidine metabolite; Meperidine+Nor; Norpethidine; Pan; PANEL.DRUG & TOXICOLOGY; Panl; Pethidine; Pl; Plasma; Plsm; Pnl; Point in time; Random; SerP; SerPl; SerPlas; Serum; Serum or plasma; SR

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

Meperidine and Normeperidine panelMeperidine and Normeperidine panel - Serum or PlasmaMeperidine + Normeperidine Pnl SerPlMeperidine & Normeperidine panelPANEL.DRUG/TOXMeperidine and Normeperidine panel, Blood-

Frequently asked questions

Code details

Code68314-4

SystemLOINC

Display nameMeperidine and Normeperidine panel

DescriptionMeperidine & Normeperidine panel

Short nameMeperidine + Normeperidine Pnl SerPl

ComponentMeperidine & Normeperidine panel

Property-

TimingPt

System (specimen)Ser/Plas

Scale-

ClassPANEL.DRUG/TOX

StatusACTIVE

Order/ObservationOrder

Flags

BillableNo

Valid clinical useNo

Source

SourceLOINC

Version2.82

Releasemain

First released2.38

Last changed2.56

Consumer names

Meperidine and Normeperidine panel, Blood

Part names

Meperidine & Normeperidine panel-PtSer/PlasMeperidine and Normeperidine panelPoint 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.