LOINCActiveBoth

LOINC Code 12332-3: Histamine H1 receptor antagonist Nom (U)

12332-3 is a LOINC code used to identify Histamine H1 receptor antagonist Nom (U) 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 Histamine H1 receptor antagonist. It is commonly used with the system or sample type Urine.

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 Histamine H1 receptor antagonist. It is commonly used with the system or sample type Urine.

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: Both

What it does not mean

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

Key facts

  • Histamine H1 receptor antagonist [Identifier] in Urine
  • Histamine H1 receptor antagonist
  • DRUG/TOXICOLOGY; Drugs; H1 recep antag; Identity or presence; Nominal; Point in time; Random; Rec; Recept; Receptors; Recp; Recptr; UA; UR; Urn

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

Histamine H1 receptor antagonist Nom (U)Histamine H1 receptor antagonist [Identifier] in UrineH1 recep antag UrHistamine H1 receptor antagonistDRUG/TOXHistamine H1 receptor antagonist, UrinePrid

Frequently asked questions

Code details

Code12332-3
SystemLOINC
Display nameHistamine H1 receptor antagonist Nom (U)
DescriptionHistamine H1 receptor antagonist
Short nameH1 recep antag Ur
ComponentHistamine H1 receptor antagonist
PropertyPrid
TimingPt
System (specimen)Urine
ScaleNom
ClassDRUG/TOX
StatusACTIVE
Order/ObservationBoth

Flags

BillableNo
Valid clinical useNo

Source

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

Consumer names

Histamine H1 receptor antagonist, Urine

Part names

Histamine H1 receptor antagonistPridPtUrineNomPresence 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 12332-3 | HealthAssure