Pharmacy First - Acute Otitis Media treatment

PH3634 / 8733

OpenSAFELY

Jan 26, 2026

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OpenCodelists Phenotype

  1. Overview

    Codelist ID
    opensafely/pharmacy-first-acute-otitis-media-treatment
    Version ID
    25601363
    Coding System
    BNF codes
    Collections
    OpenCodelistPhenotype Library
    Tags
    No data

  2. Definition

    This codelist was taken from OpenCodelists, created by OpenSAFELY. We recommend viewing this Phenotype on the OpenCodelist website to view the most recent version.

    ### User requirements This codelist is used to identify supply of any medication included in the Pharmacy First Patient Group Directions for treatment of acute otitis media.

    Sensitivity versus specificity

    Specific to only the strength/formulations included in the PGDs for acute otitis media (including both brands and generics).

    Relevant definitions or links to important reference sources

    PGDs: https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7a.-Acute-otitis-media-phenazone-lidocaine-ear-drops-patient-group-direction-Pharmacy-First.pdf

    https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7b.-Acute-otitis-media-amoxicillin-patient-group-direction-Pharmacy-First.pdf

    https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7c.-Acute-otitis-media-clarithromycin-patient-group-direction-Pharmacy-First.pdf

    https://www.england.nhs.uk/wp-content/uploads/2023/11/PRN01010-7d.-Acute-otitis-media-erythromycin-patient-group-direction-Pharmacy-First.pdf

    Existing relevant codelists

    N/A

    © University of Oxford for the Bennett Institute for Applied Data Science 2025. This work may be copied freely for non-commercial research and study.

  3. Methodology

    Search terms / synonyms / search strategy

    • Otigo
    • Phenazone
    • Amoxicillin
    • Clarithromycin
    • Erythromycin

    Inclusion criteria for codes

    • Otigo®(phenazone 40mg/lidocaine hydrochloride 10mg/g) ear drops, solution
    • Amoxicillin 250mg capsules
    • Amoxicillin 500mg capsules
    • Amoxicillin 125mg/5mL oral suspension (or oral solution)
    • Amoxicillin 125mg/5mL sugar free oral suspension (or oral solution)
    • Amoxicillin 250mg/5mL oral suspension (or oral solution)
    • Amoxicillin 250mg/5mL sugar free oral suspension (or oral solution)
    • Amoxicillin 500mg/5mL sugar free oral suspension (or oral solution)
    • Clarithromycin 250mg tablets
    • Clarithromycin 500mg tablets
    • Clarithromycin 125mg/5mL oral suspension (or oral solution)
    • Clarithromycin 250mg/5mL oral suspension (or oral solution)
    • Erythromycin 250mg tablets
    • Erythromycin 250mg gastro-resistant tablets
    • Erythromycin 500mg tablets
    • Erythromycin 125mg/5mL oral suspension (or oral solution)
    • Erythromycin 125mg/5mL sugar free oral suspension (or oral solution)
    • Erythromycin 250mg/5mL oral suspension (or oral solution)
    • Erythromycin 250mg/5mL sugar free oral suspension (or oral solution)
    • Erythromycin 500mg/5mL oral suspension (or oral solution)
    • Erythromycin 500mg/5mL sugar free oral suspension (or oral solution)

    Exclusion criteria for codes

    Strengths/formulations not listed above.

    Borderline cases

    Clarithromycin granules for oral solution, erythromycin capsules - excluded as form not included in PGD.

  4. References

    Source Reference

    https://www.opencodelists.org/codelist/opensafely/pharmacy-first-acute-otitis-media-treatment/25601363

    References

  5. Clinical Codelist

  6. API

    To Export Phenotype Details:

    FormatAPI
    JSON site_root/api/v1/phenotypes/PH3634/version/8733/detail/?format=json
    R Package

    # Download here

    library(ConceptLibraryClient)


    # Connect to API

    client = ConceptLibraryClient::Connection$new(public=TRUE)


    # Get details of Phenotype

    phenotype_details = client$phenotypes$get_detail(
     'PH3634',
     version_id=8733
    )

    Py Package

    # Download here

    from pyconceptlibraryclient import Client


    # Connect to API

    client = Client(public=True)


    # Get details of Phenotype

    phenotype_detail = client.phenotypes.get_detail(
     'PH3634',
     version_id=8733
    )

    To Export Phenotype Code List:

    FormatAPI
    JSON site_root/api/v1/phenotypes/PH3634/version/8733/export/codes/?format=json
    R Package

    # Download here

    library(ConceptLibraryClient)


    # Connect to API

    client = ConceptLibraryClient::Connection$new(public=TRUE)


    # Get codelist of Phenotype

    phenotype_codelist = client$phenotypes$get_codelist(
     'PH3634',
     version_id=8733
    )

    Py Package

    # Download here

    from pyconceptlibraryclient import Client


    # Connect to API

    client = Client(public=True)


    # Get codelist of Phenotype

    phenotype_codelist = client.phenotypes.get_codelist(
     'PH3634',
     version_id=8733
    )

  7. Version History

    Version IDNameOwnerPublish date
    Pharmacy First - Acute Otitis Media treatment ieuan.scanlon2026-01-26 23:27