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Independent analysis of NHS open data
PharmaInsight

Ketamine vs Alfentanil hydrochloride

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

Alfentanil hydrochloride was dispensed 78.0× as often as Ketamine in June 2026 — 546 items versus 7 in England.

7items

Ketamine · June 2026

NHSBSA Prescription Cost Analysis

546items

Alfentanil hydrochloride · June 2026

NHSBSA Prescription Cost Analysis

Figure 1. Ketamine versus Alfentanil hydrochloride: national items dispensed by month

▬ Ketamine   ·   ╌ Alfentanil hydrochloride

0 315.5 631 Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Jun 2026 Alfentanil hydro… 7 Jan 2021: 39 Feb 2021: 21 Mar 2021: 21 Apr 2021: 22 May 2021: 25 Jun 2021: 21 Jul 2021: 25 Aug 2021: 30 Sep 2021: 34 Oct 2021: 42 Nov 2021: 32 Dec 2021: 37 Jan 2022: 28 Feb 2022: 14 Mar 2022: 18 Apr 2022: 28 May 2022: 25 Jun 2022: 33 Jul 2022: 37 Aug 2022: 35 Sep 2022: 29 Oct 2022: 29 Nov 2022: 40 Dec 2022: 43 Jan 2023: 36 Feb 2023: 14 Mar 2023: 20 Apr 2023: 24 May 2023: 21 Jun 2023: 15 Jul 2023: 7 Aug 2023: 2 Sep 2023: 4 Oct 2023: 3 Nov 2023: 10 Dec 2023: 7 Jan 2024: 2 Feb 2024: 15 Mar 2024: 6 Apr 2024: 12 May 2024: 16 Jun 2024: 11 Jul 2024: 13 Aug 2024: 9 Sep 2024: 13 Oct 2024: 18 Nov 2024: 17 Dec 2024: 12 Jan 2025: 7 Feb 2025: 3 Mar 2025: 9 Apr 2025: 18 May 2025: 5 Jun 2025: 7 Jul 2025: 13 Aug 2025: 13 Sep 2025: 4 Oct 2025: 3 Nov 2025: 9 Dec 2025: 8 Jan 2026: 16 Feb 2026: 10 Mar 2026: 5 Apr 2026: 13 May 2026: 12 Jun 2026: 7

Source: NHSBSA Prescription Cost Analysis, to June 2026

Ketamine versus Alfentanil hydrochloride, June 2026
Measure Ketamine Alfentanil hydrochloride
Items, June 2026 7 546
Items, last 12 months 113 6,813
Net ingredient cost, June 2026 £772 £7,616

See the full profile for Ketamine or Alfentanil hydrochloride.