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Independent analysis of NHS open data
PharmaInsight

Diclofenac diethyl vs Felbinac

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

Diclofenac diethyl was dispensed 226,102.0× as often as Felbinac in May 2026 — 226,102 items versus 1 in England.

226,102items

Diclofenac diethyl · May 2026

NHSBSA Prescription Cost Analysis

1items

Felbinac · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Diclofenac diethyl versus Felbinac: national items dispensed by month

▬ Diclofenac diethyl   ·   ╌ Felbinac

0 119k 238k Jan 2021 Nov 2021 Sep 2022 Jul 2023 Jun 2024 Apr 2025 May 2026 Felbinac 226,102 Jan 2021: 160k Feb 2021: 152k Mar 2021: 175k Apr 2021: 171k May 2021: 163k Jun 2021: 176k Jul 2021: 176k Aug 2021: 169k Sep 2021: 180k Oct 2021: 172k Nov 2021: 176k Dec 2021: 179k Jan 2022: 171k Feb 2022: 164k Mar 2022: 189k Apr 2022: 176k May 2022: 188k Jun 2022: 184k Jul 2022: 181k Aug 2022: 188k Sep 2022: 189k Oct 2022: 184k Nov 2022: 187k Dec 2022: 176k Jan 2023: 188k Feb 2023: 175k Mar 2023: 201k Apr 2023: 180k May 2023: 199k Jun 2023: 205k Jul 2023: 199k Aug 2023: 204k Sep 2023: 201k Oct 2023: 201k Nov 2023: 203k Dec 2023: 186k Feb 2024: 195k Mar 2024: 197k Apr 2024: 208k May 2024: 215k Jun 2024: 203k Jul 2024: 222k Aug 2024: 214k Sep 2024: 213k Oct 2024: 224k Nov 2024: 209k Dec 2024: 205k Jan 2025: 219k Feb 2025: 197k Mar 2025: 213k Apr 2025: 216k May 2025: 227k Jun 2025: 221k Jul 2025: 235k Aug 2025: 219k Sep 2025: 233k Oct 2025: 238k Nov 2025: 215k Dec 2025: 233k Jan 2026: 225k Feb 2026: 210k Mar 2026: 233k Apr 2026: 232k May 2026: 226k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Diclofenac diethyl versus Felbinac, May 2026
Measure Diclofenac diethyl Felbinac
Items, May 2026 226,102 1
Items, last 12 months 2,719,143 19
Net ingredient cost, May 2026 £1,889,765 £8

See the full profile for Diclofenac diethyl or Felbinac.