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Independent analysis of NHS open data
PharmaInsight

Zanamivir

Infections Antiviral drugs BNF 0503040A0
Data updated May 2026 Download CSV

Zanamivir was ranked 1789th of 1,792 medicines by items in May 2026, with 1 items, little changed on a year earlier.

1items 0%

Dispensed in May 2026

43items

Rolling 12 months

£16

Net ingredient cost · May 2026

Figure 1. Zanamivir: national items dispensed by month

0 34.5 69 Jan 2021 Mar 2022 Dec 2022 Sep 2023 Oct 2024 Jun 2025 May 2026 1 Jan 2021: 2 Feb 2021: 1 Mar 2021: 1 May 2021: 1 Jun 2021: 1 Nov 2021: 1 Dec 2021: 3 Mar 2022: 1 May 2022: 1 Jun 2022: 1 Aug 2022: 1 Sep 2022: 1 Oct 2022: 2 Nov 2022: 3 Dec 2022: 20 Jan 2023: 6 Feb 2023: 8 Mar 2023: 1 Apr 2023: 1 May 2023: 2 Jun 2023: 2 Sep 2023: 2 Dec 2023: 1 Jan 2024: 4 Feb 2024: 1 Mar 2024: 1 Apr 2024: 1 May 2024: 1 Oct 2024: 1 Dec 2024: 14 Jan 2025: 69 Feb 2025: 7 Mar 2025: 1 Apr 2025: 1 May 2025: 1 Jun 2025: 1 Oct 2025: 1 Nov 2025: 9 Dec 2025: 17 Jan 2026: 7 Feb 2026: 4 Mar 2026: 2 Apr 2026: 1 May 2026: 1

Source: NHSBSA Prescription Cost Analysis, to May 2026

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At a glance

  • Therapeutic class Antiviral drugs
  • Presentations 1 shown
  • Average cost / item £16.36
  • 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 Zanamivir this month.

Presentations of Zanamivir, May 2026
Presentation BNF code Items Net ingredient cost
Relenza 5mg inhalation powder blisters with Diskhaler 0503040A0BBAAAA 1 £16

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

Where Zanamivir is dispensed

The regions and dispensing practices with the highest Zanamivir volumes.

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

Compare Zanamivir with

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