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Independent analysis of NHS open data
PharmaInsight

Acamprosate calcium vs Methadone hydrochloride

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

Methadone hydrochloride was dispensed 9.7× as often as Acamprosate calcium in April 2026 — 142,400 items versus 14,682 in England.

14,682items

Acamprosate calcium · April 2026

NHSBSA Prescription Cost Analysis

142,400items

Methadone hydrochloride · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Acamprosate calcium versus Methadone hydrochloride: national items dispensed by month

▬ Acamprosate calcium   ·   ╌ Methadone hydrochloride

0 101k 203k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 Methadone hydroc… 14,682 Jan 2021: 12k Feb 2021: 11k Mar 2021: 12k Apr 2021: 12k May 2021: 11k Jun 2021: 12k Jul 2021: 12k Aug 2021: 11k Sep 2021: 11k Oct 2021: 11k Nov 2021: 12k Dec 2021: 12k Jan 2022: 11k Feb 2022: 11k Mar 2022: 12k Apr 2022: 11k May 2022: 12k Jun 2022: 11k Jul 2022: 12k Aug 2022: 12k Sep 2022: 12k Oct 2022: 12k Nov 2022: 12k Dec 2022: 12k Jan 2023: 12k Feb 2023: 11k Mar 2023: 13k Apr 2023: 12k May 2023: 12k Jun 2023: 13k Jul 2023: 13k Aug 2023: 13k Sep 2023: 13k Oct 2023: 13k Nov 2023: 13k Dec 2023: 13k Jan 2024: 13k Feb 2024: 13k Mar 2024: 13k Apr 2024: 13k May 2024: 14k Jun 2024: 13k Jul 2024: 14k Aug 2024: 14k Sep 2024: 13k Oct 2024: 14k Nov 2024: 14k Dec 2024: 14k Jan 2025: 14k Feb 2025: 13k Mar 2025: 14k Apr 2025: 14k May 2025: 14k Jun 2025: 14k Jul 2025: 15k Aug 2025: 14k Sep 2025: 14k Oct 2025: 15k Nov 2025: 14k Dec 2025: 15k Jan 2026: 15k Feb 2026: 14k Mar 2026: 15k Apr 2026: 15k

Source: NHSBSA Prescription Cost Analysis, to April 2026

Acamprosate calcium versus Methadone hydrochloride, April 2026
Measure Acamprosate calcium Methadone hydrochloride
Items, April 2026 14,682 142,400
Items, last 12 months 173,501 1,773,912
Net ingredient cost, April 2026 £188,831 £949,782

See the full profile for Acamprosate calcium or Methadone hydrochloride.