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Independent analysis of NHS open data
PharmaInsight

Fentanyl citrate vs Flumazenil

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

Fentanyl citrate was dispensed 71.0× as often as Flumazenil in April 2026 — 142 items versus 2 in England.

142items

Fentanyl citrate · April 2026

NHSBSA Prescription Cost Analysis

2items

Flumazenil · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Fentanyl citrate versus Flumazenil: national items dispensed by month

▬ Fentanyl citrate   ·   ╌ Flumazenil

0 76 152 Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 Flumazenil 142 Jan 2021: 84 Feb 2021: 77 Mar 2021: 68 Apr 2021: 93 May 2021: 98 Jun 2021: 107 Jul 2021: 84 Aug 2021: 92 Sep 2021: 77 Oct 2021: 82 Nov 2021: 80 Dec 2021: 109 Jan 2022: 93 Feb 2022: 76 Mar 2022: 78 Apr 2022: 58 May 2022: 68 Jun 2022: 48 Jul 2022: 69 Aug 2022: 89 Sep 2022: 100 Oct 2022: 109 Nov 2022: 82 Dec 2022: 96 Jan 2023: 71 Feb 2023: 116 Mar 2023: 81 Apr 2023: 93 May 2023: 97 Jun 2023: 100 Jul 2023: 113 Aug 2023: 88 Sep 2023: 83 Oct 2023: 82 Nov 2023: 87 Dec 2023: 83 Jan 2024: 83 Feb 2024: 113 Mar 2024: 91 Apr 2024: 86 May 2024: 114 Jun 2024: 101 Jul 2024: 130 Aug 2024: 117 Sep 2024: 108 Oct 2024: 100 Nov 2024: 102 Dec 2024: 112 Jan 2025: 106 Feb 2025: 79 Mar 2025: 76 Apr 2025: 108 May 2025: 127 Jun 2025: 119 Jul 2025: 146 Aug 2025: 126 Sep 2025: 102 Oct 2025: 121 Nov 2025: 149 Dec 2025: 152 Jan 2026: 131 Feb 2026: 125 Mar 2026: 147 Apr 2026: 142

Source: NHSBSA Prescription Cost Analysis, to April 2026

Fentanyl citrate versus Flumazenil, April 2026
Measure Fentanyl citrate Flumazenil
Items, April 2026 142 2
Items, last 12 months 1,587 5
Net ingredient cost, April 2026 £2,876 £224

See the full profile for Fentanyl citrate or Flumazenil.