Union of http://hl7.org/fhir/ValueSet/allergyintolerance-code and http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1186.8

This is the ValueSet that contains all the codes in AllergyIntolerance Substance/Product, Condition and Negation Codes (http://hl7.org/fhir/ValueSet/allergyintolerance-code) and Common substances for allergy and intolerance documentation including refutations (http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1186.8). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: ValueSet 354d8ed8-61db-4a4e-9cf1-f2745544108e-35

This value set includes codes based on the following rules: