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A unit of presentation represents a qualitative concept that describes a countable entity in which the clinical drug is presented (e.g. tablet, capsule) or in which it is bounded (vial, ampule).  The


 732935002 | Unit of presentation (unit of presentation)|


  hierarchy supports harmonization between SNOMED CT's Drug Concept Model and the International Organization for Standardization's Identification of Medicinal Products (IDMP) standards for product strength.

Out of Scope:

  • Concepts representing proprietary dose forms
  • Concepts that contain modifiers, e.g. hard capsule, capsule for inhalation
titleUnit dose

The Unit dose (qualifier value) is unacceptable for representing unit of presentation.

Concept descriptions representing Unit of Presentation


X (unit of presentation)

For example,

      • Actuation (unit of presentation)
      • Capsule (unit of presentation)
      • Suppository (unit of presentation)
      • Tablet (unit of presentation)



For example,

      • Actuation
      • Capsule
      • Suppository
      • Tablet


Synonyms are not allowed

Clinical Drugs for pre-filled pens or cartridges

In the International edition of SNOMED CT, clinical drugs presenting in pre-filled pens or cartridges will be modeled with normalized concentration strength.

Example of pre-filled pen:

    • One pre-filled pen for injection contains 2 mg semaglutide in a 1.5 ml solution
    • FSN: 782102009 |Product containing precisely semaglutide 1.34 milligram/1 milliliter conventional release solution for injection (clinical drug)|