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Independent analysis of NHS open data
PharmaInsight

Entecavir vs Oseltamivir phosphate

National NHS prescribing compared (Prescription Cost Analysis)
Data updated May 2026

Oseltamivir phosphate was dispensed 1.2× as often as Entecavir in May 2026 — 336 items versus 279 in England.

279items

Entecavir · May 2026

NHSBSA Prescription Cost Analysis

336items

Oseltamivir phosphate · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Entecavir versus Oseltamivir phosphate: national items dispensed by month

▬ Entecavir   ·   ╌ Oseltamivir phosphate

0 8k 15k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Oseltamivir phos… 279 Jan 2021: 117 Feb 2021: 130 Mar 2021: 132 Apr 2021: 148 May 2021: 144 Jun 2021: 136 Jul 2021: 133 Aug 2021: 133 Sep 2021: 153 Oct 2021: 152 Nov 2021: 157 Dec 2021: 149 Jan 2022: 158 Feb 2022: 148 Mar 2022: 170 Apr 2022: 161 May 2022: 172 Jun 2022: 167 Jul 2022: 159 Aug 2022: 161 Sep 2022: 183 Oct 2022: 169 Nov 2022: 186 Dec 2022: 172 Jan 2023: 214 Feb 2023: 197 Mar 2023: 200 Apr 2023: 165 May 2023: 193 Jun 2023: 242 Jul 2023: 217 Aug 2023: 214 Sep 2023: 233 Oct 2023: 214 Nov 2023: 244 Dec 2023: 246 Jan 2024: 215 Feb 2024: 169 Mar 2024: 184 Apr 2024: 168 May 2024: 206 Jun 2024: 199 Jul 2024: 236 Aug 2024: 229 Sep 2024: 226 Oct 2024: 217 Nov 2024: 231 Dec 2024: 251 Jan 2025: 248 Feb 2025: 237 Mar 2025: 259 Apr 2025: 230 May 2025: 286 Jun 2025: 268 Jul 2025: 286 Aug 2025: 254 Sep 2025: 278 Oct 2025: 284 Nov 2025: 281 Dec 2025: 280 Jan 2026: 300 Feb 2026: 252 Mar 2026: 282 Apr 2026: 281 May 2026: 279

Source: NHSBSA Prescription Cost Analysis, to May 2026

Entecavir versus Oseltamivir phosphate, May 2026
Measure Entecavir Oseltamivir phosphate
Items, May 2026 279 336
Items, last 12 months 3,325 37,292
Net ingredient cost, May 2026 £138,668 £5,074

See the full profile for Entecavir or Oseltamivir phosphate.