Prepare 0.4.0: DGDA Drug and LOINC Integration

input/fsh/examples/BDMedicationRequestExample.fsh

@@ -0,0 +1,41 @@
+Instance: BDMedicationRequestExample
+InstanceOf: BDMedicationRequest
+Title: "Medication Request Example — Marvelous Fe Prescription"
+Description: """
+Example BDMedicationRequest instance prescribing Marvelous Fe. Demonstrates
+the full prescription chain: BDMedicationRequest → BDMedication → DGDA code
+→ ICD-11 substance ingredients. Route of administration coded using HL7 v3
+RouteOfAdministration.
+"""
+Usage: #example
+
+* identifier[0].system = "https://fhir.dghs.gov.bd/identifier/prescription"
+* identifier[0].value = "RX-2024-BD-000001"
+
+* status = #active
+* intent = #order
+
+* medicationReference = Reference(BDMedicationExample)
+
+* subject = Reference(BDPatientExample)
+* subject.display = "Example Patient"
+
+* encounter = Reference(BDEncounterExample)
+* encounter.display = "Example Outpatient Encounter"
+
+* authoredOn = "2024-11-01T10:30:00+06:00"
+
+* requester = Reference(BDPractitionerExample)
+* requester.display = "Example Practitioner"
+
+* dosageInstruction[0].text = "Take 1 tablet daily after meals"
+* dosageInstruction[0].timing.repeat.frequency = 1
+* dosageInstruction[0].timing.repeat.period = 1
+* dosageInstruction[0].timing.repeat.periodUnit = #d
+* dosageInstruction[0].route.coding[0].system = "http://terminology.hl7.org/CodeSystem/v3-RouteOfAdministration"
+* dosageInstruction[0].route.coding[0].code = #PO
+* dosageInstruction[0].route.coding[0].display = "Swallow, oral"
+* dosageInstruction[0].doseAndRate[0].doseQuantity.value = 1
+* dosageInstruction[0].doseAndRate[0].doseQuantity.unit = "tablet"
+* dosageInstruction[0].doseAndRate[0].doseQuantity.system = "http://unitsofmeasure.org"
+* dosageInstruction[0].doseAndRate[0].doseQuantity.code = #{tbl}