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Independent analysis of NHS open data
PharmaInsight

Olsalazine sodium

Gastro-Intestinal System Chronic bowel disorders BNF 0105010C0
Data updated April 2026 Download CSV

Olsalazine sodium was ranked 963rd of 1,792 medicines by items in April 2026, with 610 items, down 4.2% on a year earlier.

610items -4.2%

Dispensed in April 2026

7,125items

Rolling 12 months

£143,172

Net ingredient cost · April 2026

Figure 1. Olsalazine sodium: national items dispensed by month

0 482.5 965 Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 610 Jan 2021: 930 Feb 2021: 851 Mar 2021: 963 Apr 2021: 936 May 2021: 885 Jun 2021: 914 Jul 2021: 965 Aug 2021: 900 Sep 2021: 900 Oct 2021: 903 Nov 2021: 879 Dec 2021: 931 Jan 2022: 890 Feb 2022: 807 Mar 2022: 914 Apr 2022: 824 May 2022: 873 Jun 2022: 882 Jul 2022: 892 Aug 2022: 846 Sep 2022: 871 Oct 2022: 851 Nov 2022: 834 Dec 2022: 845 Jan 2023: 863 Feb 2023: 744 Mar 2023: 843 Apr 2023: 765 May 2023: 787 Jun 2023: 834 Jul 2023: 784 Aug 2023: 780 Sep 2023: 760 Oct 2023: 765 Nov 2023: 782 Dec 2023: 789 Jan 2024: 781 Feb 2024: 711 Mar 2024: 676 Apr 2024: 863 May 2024: 781 Jun 2024: 672 Jul 2024: 840 Aug 2024: 803 Sep 2024: 716 Oct 2024: 733 Nov 2024: 698 Dec 2024: 684 Jan 2025: 737 Feb 2025: 665 Mar 2025: 675 Apr 2025: 637 May 2025: 725 Jun 2025: 677 Jul 2025: 702 Aug 2025: 648 Sep 2025: 658 Oct 2025: 644 Nov 2025: 635 Dec 2025: 686 Jan 2026: 638 Feb 2026: 583 Mar 2026: 644 Apr 2026: 610

Source: NHSBSA Prescription Cost Analysis, to April 2026

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At a glance

  • Therapeutic class Chronic bowel disorders
  • Presentations 2 shown
  • Average cost / item £234.71
  • Year on year Down 4.2% on a year earlier
What this is
Net ingredient cost is the list price before discounts and dispensing fees, not what the NHS finally pays.

Top presentations, April 2026

The individual products dispensed under Olsalazine sodium this month.

Presentations of Olsalazine sodium, April 2026
Presentation BNF code Items Net ingredient cost
Olsalazine 250mg capsules 0105010C0AAAAAA 305 £57,024
Olsalazine 500mg tablets 0105010C0AAADAD 305 £86,148

Source: NHSBSA Prescription Cost Analysis · to April 2026 OGL v3.0

Where Olsalazine sodium is dispensed

The regions and dispensing practices with the highest Olsalazine sodium volumes.

Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.

Compare Olsalazine sodium with

Other medicines in the same BNF section, by prescribing volume.