Status: retired, Not sufficiently defined by necessary conditions definition status. Date: 31-Jan 2015. Module: SNOMED CT core module
Descriptions:
| Id | Description | Lang | Type | Status | Case? | Module | 
| 251823015 | H/O: drug allergy | en | Synonym | Active | Entire term case sensitive | SNOMED CT core module | 
| 542635015 | History of - drug allergy (context-dependent category) | en | Fully specified name | Inactive | Only initial character case insensitive | SNOMED CT core module | 
| 2606769017 | History of - drug allergy (situation) | en | Fully specified name | Inactive | Only initial character case insensitive | SNOMED CT core module | 
| 2666107017 | History of - drug allergy | en | Synonym | Inactive | Only initial character case insensitive | SNOMED CT core module | 
| 2986821013 | History of drug allergy | en | Synonym | Active | Entire term case insensitive | SNOMED CT core module | 
| 2986934013 | History of drug allergy (situation) | en | Fully specified name | Active | Entire term case insensitive | SNOMED CT core module | 
This concept is not in any reference sets