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Independent analysis of NHS open data
PharmaInsight

Coal tar vs Ketoconazole

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

Ketoconazole was dispensed 1.8× as often as Coal tar in May 2026 — 63,136 items versus 36,066 in England.

36,066items

Coal tar · May 2026

NHSBSA Prescription Cost Analysis

63,136items

Ketoconazole · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Coal tar versus Ketoconazole: national items dispensed by month

▬ Coal tar   ·   ╌ Ketoconazole

0 34k 68k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Ketoconazole 36,066 Jan 2021: 43k Feb 2021: 41k Mar 2021: 46k Apr 2021: 44k May 2021: 41k Jun 2021: 44k Jul 2021: 43k Aug 2021: 41k Sep 2021: 44k Oct 2021: 41k Nov 2021: 43k Dec 2021: 43k Jan 2022: 43k Feb 2022: 39k Mar 2022: 44k Apr 2022: 43k May 2022: 44k Jun 2022: 43k Jul 2022: 42k Aug 2022: 42k Sep 2022: 42k Oct 2022: 41k Nov 2022: 42k Dec 2022: 39k Jan 2023: 41k Feb 2023: 39k Mar 2023: 44k Apr 2023: 39k May 2023: 43k Jun 2023: 44k Jul 2023: 43k Aug 2023: 42k Sep 2023: 42k Oct 2023: 43k Nov 2023: 43k Dec 2023: 40k Jan 2024: 43k Feb 2024: 41k Mar 2024: 41k Apr 2024: 44k May 2024: 44k Jun 2024: 42k Jul 2024: 45k Aug 2024: 42k Sep 2024: 42k Oct 2024: 43k Nov 2024: 40k Dec 2024: 40k Jan 2025: 44k Feb 2025: 39k Mar 2025: 42k Apr 2025: 41k May 2025: 42k Jun 2025: 40k Jul 2025: 41k Aug 2025: 36k Sep 2025: 39k Oct 2025: 40k Nov 2025: 37k Dec 2025: 38k Jan 2026: 39k Feb 2026: 35k Mar 2026: 38k Apr 2026: 37k May 2026: 36k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Coal tar versus Ketoconazole, May 2026
Measure Coal tar Ketoconazole
Items, May 2026 36,066 63,136
Items, last 12 months 455,386 766,794
Net ingredient cost, May 2026 £242,318 £586,826

See the full profile for Coal tar or Ketoconazole.