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Independent analysis of NHS open data
PharmaInsight

Aluminium and magnesium and activated simeticone vs Calcium carbonate

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

Calcium carbonate was dispensed 9.7× as often as Aluminium and magnesium and activated simeticone in May 2026 — 890 items versus 92 in England.

92items

Aluminium and magnesium and activated simeticone · May 2026

NHSBSA Prescription Cost Analysis

890items

Calcium carbonate · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Aluminium and magnesium and activated simeticone versus Calcium carbonate: national items dispensed by month

▬ Aluminium and magnesium and activated simeticone   ·   ╌ Calcium carbonate

0 748 1k Jan 2021 Dec 2021 Oct 2022 Aug 2023 Jun 2024 Apr 2025 May 2026 Calcium carbonat… 92 Jan 2021: 908 Feb 2021: 1k Mar 2021: 1k Apr 2021: 1k May 2021: 1k Jun 2021: 1k Aug 2021: 1k Sep 2021: 1k Oct 2021: 1k Nov 2021: 1k Dec 2021: 1k Jan 2022: 1k Feb 2022: 1k Mar 2022: 1k Apr 2022: 1k May 2022: 1k Jun 2022: 1k Jul 2022: 1k Aug 2022: 1k Sep 2022: 1k Oct 2022: 1k Nov 2022: 1k Dec 2022: 1k Jan 2023: 1k Feb 2023: 1k Mar 2023: 1k Apr 2023: 1k May 2023: 1k Jun 2023: 1k Jul 2023: 1k Aug 2023: 1k Sep 2023: 1k Oct 2023: 1k Nov 2023: 1k Dec 2023: 1k Jan 2024: 1k Feb 2024: 1k Mar 2024: 914 Apr 2024: 785 May 2024: 692 Jun 2024: 574 Jul 2024: 490 Aug 2024: 414 Sep 2024: 357 Oct 2024: 317 Nov 2024: 253 Dec 2024: 262 Jan 2025: 267 Feb 2025: 197 Mar 2025: 181 Apr 2025: 170 May 2025: 167 Jun 2025: 133 Jul 2025: 142 Aug 2025: 113 Sep 2025: 117 Oct 2025: 129 Nov 2025: 126 Dec 2025: 102 Jan 2026: 110 Feb 2026: 92 Mar 2026: 99 Apr 2026: 91 May 2026: 92

Source: NHSBSA Prescription Cost Analysis, to May 2026

Aluminium and magnesium and activated simeticone versus Calcium carbonate, May 2026
Measure Aluminium and magnesium and activated simeticone Calcium carbonate
Items, May 2026 92 890
Items, last 12 months 1,346 11,270
Net ingredient cost, May 2026 £606 £16,910

See the full profile for Aluminium and magnesium and activated simeticone or Calcium carbonate.