The act of introducing or otherwise applying a substance to the subject.
\nDiscussion: The effect of the substance is typically established on a biochemical basis, however, that is not a requirement. For example, radiotherapy can largely be described in the same way, especially if it is a systemic therapy such as radio-iodine. This class also includes the application of chemical treatments to an area.
\nExamples: Chemotherapy protocol; Drug prescription; Vaccination record
\nhttp://terminology.hl7.org/CodeSystem/v3-ActClass
where concept is-a SBADM