This value set includes codes based on the following rules:
http://terminology.hl7.org/CodeSystem/v3-substanceAdminSubstitution where concept is-a _ActSubstanceAdminSubstitutionCodeThis value set excludes codes based on the following rules:
http://terminology.hl7.org/CodeSystem/v3-substanceAdminSubstitution| Code | Display | Definition |
| _ActSubstanceAdminSubstitutionCode | ActSubstanceAdminSubstitutionCode | **Description:** Substitution occurred or is permitted with another product that may potentially have different ingredients, but having the same biological and therapeutic effects. |