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Independent analysis of NHS open data
PharmaInsight

Carbimazole vs Potassium iodide

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

Carbimazole was dispensed 65,721.0× as often as Potassium iodide in May 2026 — 65,721 items versus 1 in England.

65,721items

Carbimazole · May 2026

NHSBSA Prescription Cost Analysis

1items

Potassium iodide · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Carbimazole versus Potassium iodide: national items dispensed by month

▬ Carbimazole   ·   ╌ Potassium iodide

0 35k 70k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Potassium iodide 65,721 Jan 2021: 51k Feb 2021: 49k Mar 2021: 55k Apr 2021: 53k May 2021: 51k Jun 2021: 54k Jul 2021: 55k Aug 2021: 52k Sep 2021: 55k Oct 2021: 52k Nov 2021: 54k Dec 2021: 57k Jan 2022: 53k Feb 2022: 50k Mar 2022: 57k Apr 2022: 53k May 2022: 56k Jun 2022: 54k Jul 2022: 55k Aug 2022: 56k Sep 2022: 56k Oct 2022: 56k Nov 2022: 57k Dec 2022: 57k Jan 2023: 57k Feb 2023: 52k Mar 2023: 60k Apr 2023: 54k May 2023: 58k Jun 2023: 59k Jul 2023: 58k Aug 2023: 59k Sep 2023: 58k Oct 2023: 59k Nov 2023: 59k Dec 2023: 59k Jan 2024: 61k Feb 2024: 57k Mar 2024: 58k Apr 2024: 60k May 2024: 62k Jun 2024: 59k Jul 2024: 64k Aug 2024: 62k Sep 2024: 61k Oct 2024: 64k Nov 2024: 62k Dec 2024: 64k Jan 2025: 65k Feb 2025: 59k Mar 2025: 63k Apr 2025: 63k May 2025: 66k Jun 2025: 64k Jul 2025: 68k Aug 2025: 63k Sep 2025: 67k Oct 2025: 68k Nov 2025: 63k Dec 2025: 70k Jan 2026: 67k Feb 2026: 62k Mar 2026: 68k Apr 2026: 67k May 2026: 66k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Carbimazole versus Potassium iodide, May 2026
Measure Carbimazole Potassium iodide
Items, May 2026 65,721 1
Items, last 12 months 793,021 1
Net ingredient cost, May 2026 £192,376 £200

See the full profile for Carbimazole or Potassium iodide.