# Route of Administration (2.9 - 3.0.4) - HL7 v2.9 Vocabulary v0.2.0

* [**Table of Contents**](toc.md)
* [**Artifacts Summary**](artifacts.md)
* **Route of Administration (2.9 - 3.0.4)**

## CodeSystem: Route of Administration (2.9 - 3.0.4) (Experimental) 

| | |
| :--- | :--- |
| *Official URL*:http://terminology.hl7.org/v2plusvocab/CodeSystem/routeOfAdministration | *Version*:3.0.4 |
| 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](ValueSet-hl7VSrouteOfAdministration.md)



## Resource Content

```json
{
  "resourceType" : "CodeSystem",
  "id" : "routeOfAdministration",
  "extension" : [{
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-v2versionCreated",
    "valueString" : "2.9"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-versionHistory",
    "valueString" : "generate correct history somehow"
  },
  {
    "url" : "http://terminology.hl7.org/v2plusvocab/StructureDefinition/codesystem-tableNo",
    "valueString" : "0162"
  }],
  "url" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/routeOfAdministration",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.18.80"
  },
  {
    "system" : "urn:ietf:rfc:3986",
    "value" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/v2-0162"
  }],
  "version" : "3.0.4",
  "name" : "RouteOfAdministration",
  "title" : "Route of Administration (2.9 - 3.0.4)",
  "status" : "active",
  "experimental" : true,
  "date" : "2026-03-13T11:11:50+00:00",
  "publisher" : "HL7/FO",
  "contact" : [{
    "name" : "HL7/FO",
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org"
    }]
  }],
  "description" : "Code system of concepts  which specify the route of administration.  Used in HL7 Version 2.x messaging in the RXR segment.",
  "copyright" : "HL7 Inc., 2026",
  "caseSensitive" : true,
  "compositional" : false,
  "content" : "complete",
  "property" : [{
    "code" : "versionIntroduced",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionIntroduced",
    "description" : "version when was this code introduced",
    "type" : "string"
  },
  {
    "code" : "versionDeprecated",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#versionDeprecated",
    "description" : "version when was this code deprecated",
    "type" : "string"
  },
  {
    "code" : "status",
    "uri" : "http://hl7.org/fhir/concept-properties#status",
    "description" : "A code that indicates the status of the concept. Typical values are active, experimental, deprecated, and retired",
    "type" : "code"
  },
  {
    "code" : "comment",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#comment",
    "description" : "A string that provides additional detail pertinent to the use or understanding of the concept",
    "type" : "string"
  },
  {
    "code" : "usage",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#usage",
    "description" : "usage notes for this code",
    "type" : "string"
  },
  {
    "code" : "modified",
    "uri" : "http://terminology.hl7.org/v2plusvocab/CodeSystem/Property#modified",
    "description" : "date of last modification",
    "type" : "dateTime"
  }],
  "concept" : [{
    "code" : "AP",
    "display" : "Apply Externally",
    "definition" : "Apply Externally",
    "designation" : [{
      "language" : "de",
      "value" : "Externe Applikation"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "B",
    "display" : "Buccal",
    "definition" : "Buccal",
    "designation" : [{
      "language" : "de",
      "value" : "buccal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "DT",
    "display" : "Dental",
    "definition" : "Dental",
    "designation" : [{
      "language" : "de",
      "value" : "dental"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "EP",
    "display" : "Epidural",
    "definition" : "Epidural",
    "designation" : [{
      "language" : "de",
      "value" : "epidural"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "ET",
    "display" : "Endotrachial Tube",
    "definition" : "Endotrachial Tube",
    "designation" : [{
      "language" : "de",
      "value" : "endotrachialer Schlauch"
    }],
    "property" : [{
      "code" : "comment",
      "valueString" : "used primarily for respiratory therapy and anesthesia delivery"
    },
    {
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "GTT",
    "display" : "Gastrostomy Tube",
    "definition" : "Gastrostomy Tube",
    "designation" : [{
      "language" : "de",
      "value" : "Magenschlauch"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "GU",
    "display" : "GU Irrigant",
    "definition" : "GU Irrigant",
    "designation" : [{
      "language" : "de",
      "value" : "Magenspülung"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IA",
    "display" : "Intra-arterial",
    "definition" : "Intra-arterial",
    "designation" : [{
      "language" : "de",
      "value" : "Intraarteriell"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IB",
    "display" : "Intrabursal",
    "definition" : "Intrabursal",
    "designation" : [{
      "language" : "de",
      "value" : "Intrabursal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "IC",
    "display" : "Intracardiac",
    "definition" : "Intracardiac",
    "designation" : [{
      "language" : "de",
      "value" : "Intracardial"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "ICV",
    "display" : "Intracervical (uterus)",
    "definition" : "Intracervical (uterus)",
    "designation" : [{
      "language" : "de",
      "value" : "Intracervikal (Uterus)"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "ID",
    "display" : "Intradermal",
    "definition" : "Intradermal",
    "designation" : [{
      "language" : "de",
      "value" : "Intradermal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IH",
    "display" : "Inhalation",
    "definition" : "Inhalation",
    "designation" : [{
      "language" : "de",
      "value" : "Inhalation"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IHA",
    "display" : "Intrahepatic Artery",
    "definition" : "Intrahepatic Artery",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3.1"
    }]
  },
  {
    "code" : "IM",
    "display" : "Intramuscular",
    "definition" : "Intramuscular",
    "designation" : [{
      "language" : "de",
      "value" : "Intramuskulär"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IMR",
    "display" : "Immerse (Soak) Body Part",
    "definition" : "Immerse (Soak) Body Part",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "IN",
    "display" : "Intranasal",
    "definition" : "Intranasal",
    "designation" : [{
      "language" : "de",
      "value" : "Intranasal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IO",
    "display" : "Intraocular",
    "definition" : "Intraocular",
    "designation" : [{
      "language" : "de",
      "value" : "Intraokular"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IP",
    "display" : "Intraperitoneal",
    "definition" : "Intraperitoneal",
    "designation" : [{
      "language" : "de",
      "value" : "Intraperitoneal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IS",
    "display" : "Intrasynovial",
    "definition" : "Intrasynovial",
    "designation" : [{
      "language" : "de",
      "value" : "Intrasynovial"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IT",
    "display" : "Intrathecal",
    "definition" : "Intrathecal",
    "designation" : [{
      "language" : "de",
      "value" : "Intrathekal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "IU",
    "display" : "Intrauterine",
    "definition" : "Intrauterine",
    "designation" : [{
      "language" : "de",
      "value" : "Intrauterin"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3.1"
    }]
  },
  {
    "code" : "IV",
    "display" : "Intravenous",
    "definition" : "Intravenous",
    "designation" : [{
      "language" : "de",
      "value" : "Intravenös"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "MM",
    "display" : "Mucous Membrane",
    "definition" : "Mucous Membrane",
    "designation" : [{
      "language" : "de",
      "value" : "Mukosamembran"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "MTH",
    "display" : "Mouth/Throat",
    "definition" : "Mouth/Throat",
    "designation" : [{
      "language" : "de",
      "value" : "Mund/Rachen"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3.1"
    }]
  },
  {
    "code" : "NG",
    "display" : "Nasogastric",
    "definition" : "Nasogastric",
    "designation" : [{
      "language" : "de",
      "value" : "Nasogastral"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "NP",
    "display" : "Nasal Prongs",
    "definition" : "Nasal Prongs",
    "property" : [{
      "code" : "comment",
      "valueString" : "used primarily for respiratory therapy and anesthesia delivery"
    },
    {
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "NS",
    "display" : "Nasal",
    "definition" : "Nasal",
    "designation" : [{
      "language" : "de",
      "value" : "Nasal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "NT",
    "display" : "Nasotrachial Tube",
    "definition" : "Nasotrachial Tube",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "OP",
    "display" : "Ophthalmic",
    "definition" : "Ophthalmic",
    "designation" : [{
      "language" : "de",
      "value" : "In das Auge"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "OT",
    "display" : "Otic",
    "definition" : "Otic",
    "designation" : [{
      "language" : "de",
      "value" : "In das Ohr"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "OTH",
    "display" : "Other/Miscellaneous",
    "definition" : "Other/Miscellaneous",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "PF",
    "display" : "Perfusion",
    "definition" : "Perfusion",
    "designation" : [{
      "language" : "de",
      "value" : "Perfusion"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "PO",
    "display" : "Oral",
    "definition" : "Oral",
    "designation" : [{
      "language" : "de",
      "value" : "Oral"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "PR",
    "display" : "Rectal",
    "definition" : "Rectal",
    "designation" : [{
      "language" : "de",
      "value" : "Rektal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "RM",
    "display" : "Rebreather Mask",
    "definition" : "Rebreather Mask",
    "property" : [{
      "code" : "comment",
      "valueString" : "used primarily for respiratory therapy and anesthesia delivery"
    },
    {
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "SC",
    "display" : "Subcutaneous",
    "definition" : "Subcutaneous",
    "designation" : [{
      "language" : "de",
      "value" : "Subkutan"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "SD",
    "display" : "Soaked Dressing",
    "definition" : "Soaked Dressing",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "SL",
    "display" : "Sublingual",
    "definition" : "Sublingual",
    "designation" : [{
      "language" : "de",
      "value" : "Sublingual"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "TD",
    "display" : "Transdermal",
    "definition" : "Transdermal",
    "designation" : [{
      "language" : "de",
      "value" : "Transdermal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "TL",
    "display" : "Translingual",
    "definition" : "Translingual",
    "designation" : [{
      "language" : "de",
      "value" : "Translingual"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "TP",
    "display" : "Topical",
    "definition" : "Topical",
    "designation" : [{
      "language" : "de",
      "value" : "Lokal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "TRA",
    "display" : "Tracheostomy",
    "definition" : "Tracheostomy",
    "property" : [{
      "code" : "comment",
      "valueString" : "used primarily for respiratory therapy and anesthesia delivery"
    },
    {
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "UR",
    "display" : "Urethral",
    "definition" : "Urethral",
    "designation" : [{
      "language" : "de",
      "value" : "Urethral"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "VG",
    "display" : "Vaginal",
    "definition" : "Vaginal",
    "designation" : [{
      "language" : "de",
      "value" : "Vaginal"
    }],
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.2"
    }]
  },
  {
    "code" : "VM",
    "display" : "Ventimask",
    "definition" : "Ventimask",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  },
  {
    "code" : "WND",
    "display" : "Wound",
    "definition" : "Wound",
    "property" : [{
      "code" : "modified",
      "valueDateTime" : "2015-07-13"
    },
    {
      "code" : "versionIntroduced",
      "valueString" : "2.3"
    }]
  }]
}

```
