AllergyIntoleranceCategory

Category of an identified substance.

This code system http://hl7.org/fhir/allergy-intolerance-category defines the following codes:

LvlCodeDisplayDefinition
1food FoodAny substance consumed to provide nutritional support for the body.
1medication MedicationSubstances administered to achieve a physiological effect.
2  biologic BiologicA preparation that is synthesized from living organisms or their products, especially a human or animal protein, such as a hormone or antitoxin, that is used as a diagnostic, preventive, or therapeutic agent. Also called biological drug. Examples of biologic medications include: vaccines; allergenic extracts, which are used for both diagnosis and treatment (for example, allergy shots); gene therapies; cellular therapies. There are other biologic products, such as tissues, that are not typically associated with allergies.
1environment EnvironmentAny substances that are encountered in the environment, including any substance not already classified as food, medication, or biologic.