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Independent analysis of NHS open data
PharmaInsight

Filgotinib vs Allopurinol

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

Allopurinol was dispensed 619,140.0× as often as Filgotinib in April 2026 — 619,140 items versus 1 in England.

1items

Filgotinib · April 2026

NHSBSA Prescription Cost Analysis

619,140items

Allopurinol · April 2026

NHSBSA Prescription Cost Analysis

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

▬ Filgotinib   ·   ╌ Allopurinol

0 331k 663k Nov 2022 Sep 2023 Apr 2024 Dec 2024 Apr 2025 Sep 2025 Apr 2026 Allopurinol 1 Nov 2022: 4 Jan 2023: 1 Sep 2023: 1 Oct 2023: 2 Apr 2024: 2 Aug 2024: 1 Dec 2024: 1 Feb 2025: 1 Apr 2025: 2 Aug 2025: 2 Sep 2025: 1 Oct 2025: 1 Jan 2026: 1 Apr 2026: 1

Source: NHSBSA Prescription Cost Analysis, to April 2026

Filgotinib versus Allopurinol, April 2026
Measure Filgotinib Allopurinol
Items, April 2026 1 619,140
Items, last 12 months 16 7,516,006
Net ingredient cost, April 2026 £29 £618,756

See the full profile for Filgotinib or Allopurinol.