Skip to content
Independent analysis of NHS open data
PharmaInsight

Phenylbutazone vs Allopurinol

National NHS prescribing compared (Prescription Cost Analysis)
Data updated April 2025

Allopurinol was dispensed 619,140.0× as often as Phenylbutazone in April 2025 — 619,140 items versus 1 in England.

1items

Phenylbutazone · April 2025

NHSBSA Prescription Cost Analysis

619,140items

Allopurinol · April 2025

NHSBSA Prescription Cost Analysis

Figure 1. Phenylbutazone versus Allopurinol: national items dispensed by month

▬ Phenylbutazone   ·   ╌ Allopurinol

0 331k 663k Jan 2021 Jun 2021 Nov 2021 Apr 2022 Sep 2022 Mar 2023 Apr 2025 Allopurinol 1 Jan 2021: 9 Feb 2021: 7 Mar 2021: 11 Apr 2021: 17 May 2021: 9 Jun 2021: 10 Jul 2021: 10 Aug 2021: 9 Sep 2021: 10 Oct 2021: 9 Nov 2021: 15 Dec 2021: 12 Jan 2022: 9 Feb 2022: 7 Mar 2022: 14 Apr 2022: 9 May 2022: 7 Jun 2022: 10 Jul 2022: 10 Aug 2022: 9 Sep 2022: 9 Oct 2022: 12 Nov 2022: 8 Dec 2022: 9 Feb 2023: 1 Mar 2023: 3 Apr 2023: 1 Jun 2023: 1 Aug 2023: 2 Sep 2023: 1 Apr 2025: 1

Source: NHSBSA Prescription Cost Analysis, to April 2025

Phenylbutazone versus Allopurinol, April 2025
Measure Phenylbutazone Allopurinol
Items, April 2025 1 619,140
Items, last 12 months 57 7,516,006
Net ingredient cost, April 2025 £7 £618,756

See the full profile for Phenylbutazone or Allopurinol.