LOINCActiveObservation

LOINC Code 45373-8: Medication route Nom (Dose)

45373-8 is a LOINC code used to identify Medication route Nom (Dose) 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 Medication route. It is commonly used with the system or sample type Dose.

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 Medication route. It is commonly used with the system or sample type Dose.

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: Observation

What it does not mean

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

Key facts

  • Medication route [Identifier] of Dose
  • Medication route
  • To document how drug is administered to patient
  • Dose med or substance; DRUG DOSES; Identity or presence; Nominal; Point in time; Random

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

Medication route Nom (Dose)Medication route [Identifier] of DoseMedication Route DoseMedication routeDRUGDOSEPridPt

Frequently asked questions

Code details

Code45373-8
SystemLOINC
Display nameMedication route Nom (Dose)
DescriptionMedication route
Short nameMedication Route Dose
ComponentMedication route
PropertyPrid
TimingPt
System (specimen)Dose
ScaleNom
ClassDRUGDOSE
StatusACTIVE
Order/ObservationObservation

Flags

BillableNo
Valid clinical useNo

Source

SourceLOINC
Version2.82
Releasemain
First released2.17
Last changed2.73

Consumer names

Medication route dose

Part names

Medication routePridPtDoseNomPresence or IdentityPoint in time (spot)

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 45373-8 | HealthAssure