<?xml version="1.0" encoding="UTF-8"?><NamingSystem xmlns="http://hl7.org/fhir"><id value="ahfs"/><text><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: NamingSystem ahfs</b></p><a name="ahfs"> </a><a name="hcahfs"> </a><a name="ahfs-en-US"> </a><h3>Summary</h3><table class="grid"><tr><td>Defining URL</td><td>http://terminology.hl7.org/NamingSystem/ahfs</td></tr><tr><td>Version</td><td>2.0.1</td></tr><tr><td>Name</td><td>Ahfs</td></tr><tr><td>Title</td><td>AHFS Pharmacologic-Therapeutic Classification</td></tr><tr><td>Status</td><td>retired</td></tr><tr><td>Definition</td><td><div><p><strong>Description:</strong> The AHFS Pharmacologic-Therapeutic Classification has been in use in hospitals in the United States since its inception in 1959. An integral part of the American Hospital Formulary Service, the AHFS classification allows the grouping of drugs with similar pharmacologic, therapeutic, and/or chemical characteristics. Today, the AHFS classification is used by many people outside of hospitals.</p>
</div></td></tr><tr><td>Publisher</td><td>ASHSP</td></tr></table><h3>Identifiers</h3><table class="grid"><tr><td><b>Type</b></td><td><b>Value</b></td><td><b>Preferred</b></td></tr><tr><td>OID</td><td>2.16.840.1.113883.6.234</td><td>true</td></tr><tr><td>URI</td><td>http://terminology.hl7.org/CodeSystem/ahfs</td><td>true</td></tr></table></div></text><url value="http://terminology.hl7.org/NamingSystem/ahfs"/><version value="2.0.1"/><name value="Ahfs"/><title value="AHFS Pharmacologic-Therapeutic Classification"/><status value="retired"/><kind value="codesystem"/><date value="2021-11-09T10:00:00+10:00"/><publisher value="ASHSP"/><contact><name value="American Society of Health-System Pharmacists"/></contact><responsible value="ASHSP"/><description value="**Description:** The AHFS Pharmacologic-Therapeutic Classification has been in use in hospitals in the United States since its inception in 1959. An integral part of the American Hospital Formulary Service, the AHFS classification allows the grouping of drugs with similar pharmacologic, therapeutic, and/or chemical characteristics. Today, the AHFS classification is used by many people outside of hospitals."/><uniqueId><type value="oid"/><value value="2.16.840.1.113883.6.234"/><preferred value="true"/></uniqueId><uniqueId><type value="uri"/><value value="http://terminology.hl7.org/CodeSystem/ahfs"/><preferred value="true"/></uniqueId></NamingSystem>