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Independent analysis of NHS open data
PharmaInsight

Erythromycin

Eye Anti-infective eye preparations BNF 1103010I0
Data updated May 2026 Download CSV

Erythromycin was ranked 1787th of 1,792 medicines by items in May 2026, with 2 items, little changed on a year earlier.

2items 0%

Dispensed in May 2026

19items

Rolling 12 months

£1,610

Net ingredient cost · May 2026

Figure 1. Erythromycin: national items dispensed by month

0 2.5 5 Jan 2021 Mar 2022 Aug 2023 Mar 2024 Feb 2025 Sep 2025 May 2026 2 Jan 2021: 1 Feb 2021: 1 May 2021: 2 Dec 2021: 1 Jan 2022: 2 Feb 2022: 1 Mar 2022: 1 Jul 2022: 1 Oct 2022: 1 Jan 2023: 1 Apr 2023: 2 Jun 2023: 1 Aug 2023: 1 Sep 2023: 1 Oct 2023: 1 Nov 2023: 3 Dec 2023: 1 Feb 2024: 3 Mar 2024: 3 Apr 2024: 1 May 2024: 2 Jul 2024: 1 Aug 2024: 2 Oct 2024: 1 Feb 2025: 2 Apr 2025: 2 May 2025: 2 Jun 2025: 2 Jul 2025: 5 Aug 2025: 1 Sep 2025: 3 Oct 2025: 1 Dec 2025: 1 Jan 2026: 1 Feb 2026: 2 Apr 2026: 1 May 2026: 2

Source: NHSBSA Prescription Cost Analysis, to May 2026

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At a glance

  • Therapeutic class Anti-infective eye preparations
  • Presentations 1 shown
  • Average cost / item £805.10
  • Year on year Little changed on a year earlier
What this is
Net ingredient cost is the list price before discounts and dispensing fees, not what the NHS finally pays.

Top presentations, May 2026

The individual products dispensed under Erythromycin this month.

Presentations of Erythromycin, May 2026
Presentation BNF code Items Net ingredient cost
Erythromycin 0.5% eye ointment 1103010I0AAAAAA 2 £1,610

Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0

Where Erythromycin is dispensed

The regions and dispensing practices with the highest Erythromycin volumes.

Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.

Compare Erythromycin with

Other medicines in the same BNF section, by prescribing volume.