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Independent analysis of NHS open data
PharmaInsight

Methoxyflurane vs Alfentanil hydrochloride

National NHS prescribing compared (Prescription Cost Analysis)
Data updated October 2025

Alfentanil hydrochloride was dispensed 560.0× as often as Methoxyflurane in October 2025 — 560 items versus 1 in England.

1items

Methoxyflurane · October 2025

NHSBSA Prescription Cost Analysis

560items

Alfentanil hydrochloride · October 2025

NHSBSA Prescription Cost Analysis

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

▬ Methoxyflurane   ·   ╌ Alfentanil hydrochloride

0 315.5 631 Nov 2023 Jul 2024 Jan 2025 May 2025 Oct 2025 Alfentanil hydro… 1 Nov 2023: 1 Mar 2024: 1 Jul 2024: 1 Nov 2024: 1 Jan 2025: 2 Feb 2025: 1 May 2025: 1 Aug 2025: 1 Oct 2025: 1

Source: NHSBSA Prescription Cost Analysis, to October 2025

Methoxyflurane versus Alfentanil hydrochloride, October 2025
Measure Methoxyflurane Alfentanil hydrochloride
Items, October 2025 1 560
Items, last 12 months 10 6,793
Net ingredient cost, October 2025 £37 £7,048

See the full profile for Methoxyflurane or Alfentanil hydrochloride.