Generated Narrative: NamingSystem MEDC Summary Defining URL http://terminology.hl7.org/NamingSystem/MEDC Version 2.1.0 Name MEDC Title Medical Economics Drug Codes Status retired Definition Medical Economics Drug Codes Identifiers Type Value Preferred OID 2.16.840.1.113883.6.67 true URI http://terminology.hl7.org/CodeSystem/MEDC true