---
title: medicationConceptIdentifier
framework: healthkit
role: symbol
role_heading: Instance Property
path: healthkit/hkmedicationdoseevent/medicationconceptidentifier
---

# medicationConceptIdentifier

The identifier of the medication concept the system associates with this dose event.

## Declaration

```swift
@NSCopying var medicationConceptIdentifier: HKHealthConceptIdentifier { get }
```

## Discussion

Discussion The system uses this identifier to link the dose event back to its HKMedicationConcept object.