{"caseSensitive":true,"concept":[{"code":"binding","definition":"The substance binds to its target.","display":"Binding"},{"code":"inhibition","definition":"The substance inhibits the activity of its target.","display":"Inhibition"},{"code":"activation","definition":"The substance activates its target.","display":"Activation"},{"code":"agonist","definition":"The substance acts as an agonist of its target.","display":"Agonist"},{"code":"antagonist","definition":"The substance acts as an antagonist of its target.","display":"Antagonist"},{"code":"substrate","definition":"The substance is a substrate of its target.","display":"Substrate"},{"code":"allosteric-modulator","definition":"The substance acts as an allosteric modulator of its target.","display":"Allosteric modulator"}],"contact":[{"telecom":[{"system":"url","value":"http://hl7.org/fhir"},{"system":"email","value":"fhir@lists.hl7.org"}]}],"content":"complete","date":"2026-06-23","description":"The kind of interaction between a substance and its target, e.g. binding, inhibition, agonism.","experimental":true,"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-wg","valueCode":"brr"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status","valueCode":"informative"},{"url":"http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm","valueInteger":1}],"id":"substance-interaction-type","jurisdiction":[{"coding":[{"code":"001","display":"World","system":"http://unstats.un.org/unsd/methods/m49/m49.htm"}]}],"meta":{"lastUpdated":"2026-06-23T16:20:19.822+00:00"},"name":"SubstanceInteractionTypeExample","publisher":"HL7 (FHIR Project)","resourceType":"CodeSystem","status":"active","text":{"div":"<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem substance-interaction-type</b></p><a name=\"substance-interaction-type\"> </a><a name=\"hcsubstance-interaction-type\"> </a><p>This case-sensitive code system <code>http://hl7.org/fhir/substance-interaction-type</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">binding<a name=\"substance-interaction-type-binding\"> </a></td><td>Binding</td><td>The substance binds to its target.</td></tr><tr><td style=\"white-space:nowrap\">inhibition<a name=\"substance-interaction-type-inhibition\"> </a></td><td>Inhibition</td><td>The substance inhibits the activity of its target.</td></tr><tr><td style=\"white-space:nowrap\">activation<a name=\"substance-interaction-type-activation\"> </a></td><td>Activation</td><td>The substance activates its target.</td></tr><tr><td style=\"white-space:nowrap\">agonist<a name=\"substance-interaction-type-agonist\"> </a></td><td>Agonist</td><td>The substance acts as an agonist of its target.</td></tr><tr><td style=\"white-space:nowrap\">antagonist<a name=\"substance-interaction-type-antagonist\"> </a></td><td>Antagonist</td><td>The substance acts as an antagonist of its target.</td></tr><tr><td style=\"white-space:nowrap\">substrate<a name=\"substance-interaction-type-substrate\"> </a></td><td>Substrate</td><td>The substance is a substrate of its target.</td></tr><tr><td style=\"white-space:nowrap\">allosteric-modulator<a name=\"substance-interaction-type-allosteric-modulator\"> </a></td><td>Allosteric modulator</td><td>The substance acts as an allosteric modulator of its target.</td></tr></table></div>","status":"generated"},"title":"Substance Interaction Type","url":"http://hl7.org/fhir/substance-interaction-type","valueSet":"http://hl7.org/fhir/ValueSet/substance-interaction-type","version":"6.0.0-ballot4"}