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Independent analysis of NHS open data
PharmaInsight

Gentamicin sulfate vs Nitrofurantoin

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

Nitrofurantoin was dispensed 2,022.7× as often as Gentamicin sulfate in May 2026 — 333,741 items versus 165 in England.

165items

Gentamicin sulfate · May 2026

NHSBSA Prescription Cost Analysis

333,741items

Nitrofurantoin · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Gentamicin sulfate versus Nitrofurantoin: national items dispensed by month

▬ Gentamicin sulfate   ·   ╌ Nitrofurantoin

0 204k 408k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Nitrofurantoin 165 Jan 2021: 268 Feb 2021: 236 Mar 2021: 277 Apr 2021: 247 May 2021: 259 Jun 2021: 278 Jul 2021: 289 Aug 2021: 259 Sep 2021: 255 Oct 2021: 275 Nov 2021: 283 Dec 2021: 278 Jan 2022: 234 Feb 2022: 249 Mar 2022: 266 Apr 2022: 265 May 2022: 244 Jun 2022: 224 Jul 2022: 227 Aug 2022: 253 Sep 2022: 217 Oct 2022: 238 Nov 2022: 244 Dec 2022: 226 Jan 2023: 250 Feb 2023: 226 Mar 2023: 223 Apr 2023: 192 May 2023: 201 Jun 2023: 234 Jul 2023: 222 Aug 2023: 224 Sep 2023: 218 Oct 2023: 241 Nov 2023: 214 Dec 2023: 218 Jan 2024: 219 Feb 2024: 210 Mar 2024: 218 Apr 2024: 200 May 2024: 225 Jun 2024: 190 Jul 2024: 233 Aug 2024: 217 Sep 2024: 215 Oct 2024: 206 Nov 2024: 206 Dec 2024: 195 Jan 2025: 231 Feb 2025: 192 Mar 2025: 192 Apr 2025: 210 May 2025: 185 Jun 2025: 188 Jul 2025: 185 Aug 2025: 173 Sep 2025: 178 Oct 2025: 210 Nov 2025: 171 Dec 2025: 205 Jan 2026: 168 Feb 2026: 167 Mar 2026: 189 Apr 2026: 176 May 2026: 165

Source: NHSBSA Prescription Cost Analysis, to May 2026

Gentamicin sulfate versus Nitrofurantoin, May 2026
Measure Gentamicin sulfate Nitrofurantoin
Items, May 2026 165 333,741
Items, last 12 months 2,175 4,416,505
Net ingredient cost, May 2026 £9,199 £2,268,636

See the full profile for Gentamicin sulfate or Nitrofurantoin.