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Independent analysis of NHS open data
PharmaInsight

Oseltamivir phosphate

Infections Antiviral drugs BNF 0503040B0
Data updated April 2026 Download CSV

Oseltamivir phosphate was ranked 925th of 1,792 medicines by items in April 2026, with 762 items, down 46.2% on a year earlier.

762items -46.2%

Dispensed in April 2026

36,956items

Rolling 12 months

£10,440

Net ingredient cost · April 2026

Figure 1. Oseltamivir phosphate: national items dispensed by month

0 8k 15k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 762 Jan 2021: 51 Feb 2021: 14 Mar 2021: 24 Apr 2021: 18 May 2021: 2 Jun 2021: 7 Jul 2021: 12 Aug 2021: 6 Sep 2021: 16 Oct 2021: 73 Nov 2021: 85 Dec 2021: 216 Jan 2022: 91 Feb 2022: 47 Mar 2022: 183 Apr 2022: 315 May 2022: 173 Jun 2022: 70 Jul 2022: 49 Aug 2022: 50 Sep 2022: 92 Oct 2022: 386 Nov 2022: 1k Dec 2022: 11k Jan 2023: 7k Feb 2023: 908 Mar 2023: 433 Apr 2023: 252 May 2023: 109 Jun 2023: 66 Jul 2023: 43 Aug 2023: 34 Sep 2023: 51 Oct 2023: 134 Nov 2023: 119 Dec 2023: 2k Jan 2024: 5k Feb 2024: 4k Mar 2024: 2k Apr 2024: 996 May 2024: 380 Jun 2024: 141 Jul 2024: 175 Aug 2024: 63 Sep 2024: 177 Oct 2024: 379 Nov 2024: 1k Dec 2024: 10k Jan 2025: 15k Feb 2025: 5k Mar 2025: 3k Apr 2025: 1k May 2025: 403 Jun 2025: 243 Jul 2025: 107 Aug 2025: 130 Sep 2025: 211 Oct 2025: 1k Nov 2025: 4k Dec 2025: 15k Jan 2026: 11k Feb 2026: 3k Mar 2026: 867 Apr 2026: 762

Source: NHSBSA Prescription Cost Analysis, to April 2026

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At a glance

  • Therapeutic class Antiviral drugs
  • Presentations 7 shown
  • Average cost / item £13.70
  • Year on year Down 46.2% 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, April 2026

The individual products dispensed under Oseltamivir phosphate this month.

Presentations of Oseltamivir phosphate, April 2026
Presentation BNF code Items Net ingredient cost
Oseltamivir 75mg capsules 0503040B0AAAAAA 371 £6,101
Oseltamivir 30mg capsules 0503040B0AAACAC 237 £1,794
Tamiflu 75mg capsules 0503040B0BBAAAA 95 £1,539
Tamiflu 6mg/ml oral suspension 0503040B0BBAEAG 33 £791
Tamiflu 30mg capsules 0503040B0BBACAC 23 £169
Tamiflu 45mg capsules 0503040B0BBADAD 2 £31
Ebilfumin 75mg capsules 0503040B0BCAAAA 1 £15

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

Where Oseltamivir phosphate is dispensed

The regions and dispensing practices with the highest Oseltamivir phosphate volumes.

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

Compare Oseltamivir phosphate with

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