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Independent analysis of NHS open data
PharmaInsight

Sodium chloride vs Alkyl sulphate

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

Alkyl sulphate was dispensed 971.5× as often as Sodium chloride in April 2026 — 1,943 items versus 2 in England.

2items

Sodium chloride · April 2026

NHSBSA Prescription Cost Analysis

1,943items

Alkyl sulphate · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Sodium chloride versus Alkyl sulphate: national items dispensed by month

▬ Sodium chloride   ·   ╌ Alkyl sulphate

0 1k 2k Jan 2021 Aug 2021 Jul 2022 Jun 2023 Apr 2024 Dec 2024 Apr 2026 Alkyl sulphate 2 Jan 2021: 1 Feb 2021: 2 Mar 2021: 3 Apr 2021: 2 May 2021: 2 Jul 2021: 1 Aug 2021: 1 Sep 2021: 1 Oct 2021: 1 Jan 2022: 3 Mar 2022: 2 Apr 2022: 1 Jul 2022: 1 Aug 2022: 1 Sep 2022: 4 Oct 2022: 2 Dec 2022: 1 May 2023: 1 Jun 2023: 3 Jul 2023: 2 Nov 2023: 1 Dec 2023: 1 Feb 2024: 1 Mar 2024: 1 Apr 2024: 3 May 2024: 6 Jun 2024: 1 Jul 2024: 1 Aug 2024: 3 Oct 2024: 5 Dec 2024: 2 Jan 2025: 2 Apr 2025: 2 Jun 2025: 1 Aug 2025: 1 Nov 2025: 1 Dec 2025: 3 Feb 2026: 2 Mar 2026: 4 Apr 2026: 2

Source: NHSBSA Prescription Cost Analysis, to April 2026

Sodium chloride versus Alkyl sulphate, April 2026
Measure Sodium chloride Alkyl sulphate
Items, April 2026 2 1,943
Items, last 12 months 28 24,194
Net ingredient cost, April 2026 £22 £19,141

See the full profile for Sodium chloride or Alkyl sulphate.