HL7 v2.8.1 Vocabulary
0.2.0 - ci-build

HL7 v2.8.1 Vocabulary, published by HL7/FO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/frankoemig/hl7.v2.terminology.v281/ and changes regularly. See the Directory of published versions

## CodeSystem: Route of Administration (2.8.1 - 3.0.3) (Experimental)

Official URL: http://terminology.hl7.org/v2plusvocab/CodeSystem/routeOfAdministration | Version: 3.0.3
Active as of 2026-03-13 | Computable Name: RouteOfAdministration
Other Identifiers: OID:2.16.840.1.113883.18.80, urn:ietf:rfc:3986#Uniform Resource Identifier (URI)#http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0162
Copyright/Legal: HL7 Inc., 2026

Code system of concepts which specify the route of administration. Used in HL7 Version 2.x messaging in the RXR segment.

This Code system is referenced in the content logical definition of the following value sets:

- Hl7VSrouteOfAdministration

Properties

This code system defines the following properties for its concepts

Name | Code | URI | Type | Description
version introduced | versionIntroduced | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced | string | version when was this code introduced
version deprecated | versionDeprecated | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated | string | version when was this code deprecated
status | status | http://hl7.org/fhir/concept-properties#status | code | A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired
comment, to suppress IG-publisher warning, to be replaced with standard later | comment | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment | string | A string that provides additional detail pertinent to the use or understanding of the concept
usage | usage | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage | string | usage notes for this code
modified | modified | http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified | dateTime | date of last modification

Concepts

This case-sensitive code system `http://terminology.hl7.org/v2plusvocab/CodeSystem/routeOfAdministration` defines the following codes:

Code | Display | Definition | version introduced | usage | Deutsch (German, de)
AP | Apply Externally | Apply Externally | 2.2 |  | Externe Applikation
B | Buccal | Buccal | 2.2 |  | buccal
DT | Dental | Dental | 2.2 |  | dental
EP | Epidural | Epidural | 2.3 |  | epidural
ET | Endotrachial Tube | Endotrachial Tube | 2.3 | used primarily for respiratory therapy and anesthesia delivery | endotrachialer Schlauch
GTT | Gastrostomy Tube | Gastrostomy Tube | 2.2 |  | Magenschlauch
GU | GU Irrigant | GU Irrigant | 2.2 |  | Magenspülung
IA | Intra-arterial | Intra-arterial | 2.2 |  | Intraarteriell
IB | Intrabursal | Intrabursal | 2.3 |  | Intrabursal
IC | Intracardiac | Intracardiac | 2.2 |  | Intracardial
ICV | Intracervical (uterus) | Intracervical (uterus) | 2.3 |  | Intracervikal (Uterus)
ID | Intradermal | Intradermal | 2.2 |  | Intradermal
IH | Inhalation | Inhalation | 2.2 |  | Inhalation
IHA | Intrahepatic Artery | Intrahepatic Artery | 2.3.1 |  |
IM | Intramuscular | Intramuscular | 2.2 |  | Intramuskulär
IMR | Immerse (Soak) Body Part | Immerse (Soak) Body Part | 2.3 |  |
IN | Intranasal | Intranasal | 2.2 |  | Intranasal
IO | Intraocular | Intraocular | 2.2 |  | Intraokular
IP | Intraperitoneal | Intraperitoneal | 2.2 |  | Intraperitoneal
IS | Intrasynovial | Intrasynovial | 2.2 |  | Intrasynovial
IT | Intrathecal | Intrathecal | 2.2 |  | Intrathekal
IU | Intrauterine | Intrauterine | 2.3.1 |  | Intrauterin
IV | Intravenous | Intravenous | 2.2 |  | Intravenös
MM | Mucous Membrane | Mucous Membrane | 2.3 |  | Mukosamembran
MTH | Mouth/Throat | Mouth/Throat | 2.3.1 |  |
NG | Nasogastric | Nasogastric | 2.2 |  | Nasogastral
NP | Nasal Prongs | Nasal Prongs | 2.3 | used primarily for respiratory therapy and anesthesia delivery |
NS | Nasal | Nasal | 2.2 |  | Nasal
NT | Nasotrachial Tube | Nasotrachial Tube | 2.3 |  |
OP | Ophthalmic | Ophthalmic | 2.2 |  | In das Auge
OT | Otic | Otic | 2.2 |  | In das Ohr
OTH | Other/Miscellaneous | Other/Miscellaneous | 2.3 |  |
PF | Perfusion | Perfusion | 2.3 |  | Perfusion
PO | Oral | Oral | 2.2 |  | Oral
PR | Rectal | Rectal | 2.2 |  | Rektal
RM | Rebreather Mask | Rebreather Mask | 2.3 | used primarily for respiratory therapy and anesthesia delivery |
SC | Subcutaneous | Subcutaneous | 2.2 |  | Subkutan
SD | Soaked Dressing | Soaked Dressing | 2.3 |  |
SL | Sublingual | Sublingual | 2.2 |  | Sublingual
TD | Transdermal | Transdermal | 2.2 |  | Transdermal
TL | Translingual | Translingual | 2.2 |  | Translingual
TP | Topical | Topical | 2.2 |  | Lokal
TRA | Tracheostomy | Tracheostomy | 2.3 | used primarily for respiratory therapy and anesthesia delivery |
UR | Urethral | Urethral | 2.2 |  | Urethral
VG | Vaginal | Vaginal | 2.2 |  | Vaginal
VM | Ventimask | Ventimask | 2.3 |  |
WND | Wound | Wound | 2.3 |  |