Substance to which the patient is allergic. (SNOMED) Type of Allergy (HL7 00204) Severity (HL7 00206) Diagnosing Clinician allergy.discoverytime Reported Date allergy.commenttext Advice given to the patient allergy.inactivetime Resolved Time allergy.freetextallergy AL1-5 Free text definition of what happened allergy.qualifyingdetails Details if patient or family reported