Activity definition to prescribe citalopram to a patient (id = "citalopramPrescription")

<?xml version="1.0" encoding="UTF-8"?>

<ActivityDefinition xmlns="http://hl7.org/fhir">
  <id value="citalopramPrescription"/> 
  <contained> 
    <Medication> 
      <id value="citalopramMedication"/> 
      <code> 
        <coding> 
          <system value="http://www.nlm.nih.gov/research/umls/rxnorm"/> 
          <code value="200371"/> 
        </coding> 
        <text value="citalopram"/> 
      </code> 
      <doseForm> 
        <coding> 
          <system value="http://snomed.info/sct"/> 
          <code value="385055001"/> 
          <display value="Tablet (basic dose form)"/> 
        </coding> 
        <text value="Tablet dose form"/> 
      </doseForm> 
      <ingredient> 
        <item> 
          <reference> 
            <reference value="#citalopramSubstance"/> 
          </reference> 
        </item> 
        <strengthRatio> 
          <numerator> 
            <value value="20"/> 
            <unit value="mg"/> 
          </numerator> 
          <denominator> 
            <value value="1"/> 
            <unit value="{tbl}"/> 
          </denominator> 
        </strengthRatio> 
      </ingredient> 
    </Medication> 
  </contained> 
  <contained> 
    <Substance> 
      <id value="citalopramSubstance"/> 
      <instance value="false"/> 
      <code> 
        <concept> 
          <coding> 
            <system value="http://www.nlm.nih.gov/research/umls/rxnorm"/> 
            <code value="2556"/> 
          </coding> 
          <text value="citalopram"/> 
        </concept> 
      </code> 
    </Substance> 
  </contained> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="cds"/> 
  </extension> 
  <url value="http://motivemi.com/artifacts/ActivityDefinition/citalopramPrescription"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.19.6"/> 
  </identifier> 
  <identifier> 
    <use value="official"/> 
    <system value="http://motivemi.com"/> 
    <value value="citalopramPrescription"/> 
  </identifier> 
  <version value="1.0.0"/> 
  <name value="CitalopramPrescription"/> 
  <title value="Citalopram Prescription"/> 
  <status value="active"/> 
  <experimental value="true"/> 
  <date value="2015-08-15"/> 
  <publisher value="HL7 International / Clinical Decision Support"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://www.hl7.org/Special/committees/dss"/> 
    </telecom> 
  </contact> 
  <description value="Citalopram 20 mg tablet 1 tablet oral 1 time daily now (30 table; 3 refills"/> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="age"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="https://meshb.nlm.nih.gov"/> 
        <code value="D000328"/> 
        <display value="Adult"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="focus"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="87512008"/> 
        <display value="Mild major depression"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="focus"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="40379007"/> 
        <display value="Mild recurrent major depression"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="focus"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="225444004"/> 
        <display value="At increased risk for suicide (finding)"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="focus"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="306206005"/> 
        <display value="Referral to service (procedure)"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="user"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="309343006"/> 
        <display value="Physician"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <useContext> 
    <code> 
      <system value="http://terminology.hl7.org/CodeSystem/usage-context-type"/> 
      <code value="venue"/> 
    </code> 
    <valueCodeableConcept> 
      <coding> 
        <system value="http://snomed.info/sct"/> 
        <code value="440655000"/> 
        <display value="Outpatient environment"/> 
      </coding> 
    </valueCodeableConcept> 
  </useContext> 
  <jurisdiction> 
    <coding> 
      <system value="urn:iso:std:iso:3166"/> 
      <code value="US"/> 
    </coding> 
  </jurisdiction> 
  <purpose value="Defines a guideline supported prescription for the treatment of depressive disorders"/> 
  <usage value="This activity definition is used as part of various suicide risk order sets"/> 
  <copyright value="© Copyright 2016 Motive Medical Intelligence. All rights reserved."/> 
  <approvalDate value="2016-03-12"/> 
  <lastReviewDate value="2016-08-15"/> 
  <effectivePeriod> 
    <start value="2016-01-01"/> 
    <end value="2017-12-31"/> 
  </effectivePeriod> 
  <topic> 
    <text value="Mental Health Treatment"/> 
  </topic> 
  <author> 
    <name value="Motive Medical Intelligence"/> 
    <telecom> 
      <system value="phone"/> 
      <value value="415-362-4007"/> 
      <use value="work"/> 
    </telecom> 
    <telecom> 
      <system value="email"/> 
      <value value="info@motivemi.com"/> 
      <use value="work"/> 
    </telecom> 
  </author> 
  <relatedArtifact> 
    <type value="citation"/> 
    <display value="Practice Guideline for the Treatment of Patients with Major Depressive Disorder"/> 
    <document> 
      <url value="http://psychiatryonline.org/pb/assets/raw/sitewide/practice_guidelines/guidelines/mdd.pdf"/> 
    </document> 
  </relatedArtifact> 
  <relatedArtifact> 
    <type value="composed-of"/> 
    <resource value="#citalopramMedication"/> 
  </relatedArtifact> 
  <kind value="MedicationRequest"/> 
  <productReference> 
    <reference value="#citalopramMedication"/> 
  </productReference> 
  <dosage> 
    <text value="1 tablet oral 1 time daily"/> 
    <timing> 
      <repeat> 
        <frequency value="1"/> 
        <period value="1"/> 
        <periodUnit value="d"/> 
      </repeat> 
    </timing> 
    <route> 
      <coding> 
        <code value="26643006"/> 
        <display value="Oral route (qualifier value)"/> 
      </coding> 
      <text value="Oral route (qualifier value)"/> 
    </route> 
    <doseAndRate> 
      <type> 
        <coding> 
          <system value="http://terminology.hl7.org/CodeSystem/dose-rate-type"/> 
          <code value="ordered"/> 
          <display value="Ordered"/> 
        </coding> 
      </type> 
      <doseQuantity> 
        <value value="1"/> 
        <unit value="{tbl}"/> 
      </doseQuantity> 
    </doseAndRate> 
  </dosage> 
  <dynamicValue> 
    <path value="dispenseRequest.numberOfRepeatsAllowed"/> 
    <expression> 
      <description value="dispenseRequest.numberOfRepeatsAllowed is three (3)"/> 
      <language value="text/cql"/> 
      <expression value="3"/> 
    </expression> 
  </dynamicValue> 
  <dynamicValue> 
    <path value="dispenseRequest.quantity"/> 
    <expression> 
      <description value="dispenseRequest.quantity is thirty (30) tablets"/> 
      <language value="text/cql"/> 
      <expression value="30 '{tbl}'"/> 
    </expression> 
  </dynamicValue> 
</ActivityDefinition>