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Independent analysis of NHS open data
PharmaInsight

Sulfasalazine vs Ustekinumab

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

Sulfasalazine was dispensed 67,208.0× as often as Ustekinumab in May 2026 — 67,208 items versus 1 in England.

67,208items

Sulfasalazine · May 2026

NHSBSA Prescription Cost Analysis

1items

Ustekinumab · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Sulfasalazine versus Ustekinumab: national items dispensed by month

▬ Sulfasalazine   ·   ╌ Ustekinumab

0 38k 76k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Ustekinumab 67,208 Jan 2021: 72k Feb 2021: 65k Mar 2021: 76k Apr 2021: 75k May 2021: 69k Jun 2021: 73k Jul 2021: 73k Aug 2021: 70k Sep 2021: 72k Oct 2021: 69k Nov 2021: 70k Dec 2021: 75k Jan 2022: 70k Feb 2022: 67k Mar 2022: 73k Apr 2022: 70k May 2022: 72k Jun 2022: 70k Jul 2022: 69k Aug 2022: 73k Sep 2022: 71k Oct 2022: 70k Nov 2022: 71k Dec 2022: 72k Jan 2023: 70k Feb 2023: 65k Mar 2023: 73k Apr 2023: 66k May 2023: 71k Jun 2023: 72k Jul 2023: 70k Aug 2023: 71k Sep 2023: 70k Oct 2023: 70k Nov 2023: 70k Dec 2023: 71k Jan 2024: 71k Feb 2024: 67k Mar 2024: 68k Apr 2024: 71k May 2024: 72k Jun 2024: 67k Jul 2024: 73k Aug 2024: 70k Sep 2024: 66k Oct 2024: 73k Nov 2024: 71k Dec 2024: 72k Jan 2025: 73k Feb 2025: 65k Mar 2025: 69k Apr 2025: 69k May 2025: 71k Jun 2025: 69k Jul 2025: 73k Aug 2025: 67k Sep 2025: 70k Oct 2025: 72k Nov 2025: 66k Dec 2025: 73k Jan 2026: 70k Feb 2026: 64k Mar 2026: 70k Apr 2026: 69k May 2026: 67k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Sulfasalazine versus Ustekinumab, May 2026
Measure Sulfasalazine Ustekinumab
Items, May 2026 67,208 1
Items, last 12 months 830,830 1
Net ingredient cost, May 2026 £690,132 £2,147

See the full profile for Sulfasalazine or Ustekinumab.