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Independent analysis of NHS open data
PharmaInsight

Mesalazine (Systemic)

Gastro-Intestinal System Chronic bowel disorders BNF 0105010B0
Data updated May 2026 Download CSV

Mesalazine (Systemic) was ranked 154th of 1,792 medicines by items in May 2026, with 130,186 items, down 5.4% on a year earlier.

130,186items -5.4%

Dispensed in May 2026

1,618,592items

Rolling 12 months

£7,516,097

Net ingredient cost · May 2026

Figure 1. Mesalazine (Systemic): national items dispensed by month

0 72k 143k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 130,186 Jan 2021: 128k Feb 2021: 119k Mar 2021: 133k Apr 2021: 130k May 2021: 123k Jun 2021: 131k Jul 2021: 132k Aug 2021: 125k Sep 2021: 131k Oct 2021: 125k Nov 2021: 129k Dec 2021: 137k Jan 2022: 129k Feb 2022: 119k Mar 2022: 135k Apr 2022: 126k May 2022: 134k Jun 2022: 130k Jul 2022: 130k Aug 2022: 132k Sep 2022: 131k Oct 2022: 130k Nov 2022: 132k Dec 2022: 132k Jan 2023: 132k Feb 2023: 121k Mar 2023: 138k Apr 2023: 124k May 2023: 133k Jun 2023: 135k Jul 2023: 132k Aug 2023: 133k Sep 2023: 131k Oct 2023: 133k Nov 2023: 134k Dec 2023: 134k Jan 2024: 136k Feb 2024: 128k Mar 2024: 130k Apr 2024: 135k May 2024: 138k Jun 2024: 131k Jul 2024: 141k Aug 2024: 134k Sep 2024: 132k Oct 2024: 141k Nov 2024: 134k Dec 2024: 138k Jan 2025: 141k Feb 2025: 125k Mar 2025: 132k Apr 2025: 133k May 2025: 138k Jun 2025: 134k Jul 2025: 143k Aug 2025: 130k Sep 2025: 137k Oct 2025: 139k Nov 2025: 129k Dec 2025: 143k Jan 2026: 138k Feb 2026: 125k Mar 2026: 136k Apr 2026: 133k May 2026: 130k

Source: NHSBSA Prescription Cost Analysis, to May 2026

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At a glance

  • Therapeutic class Chronic bowel disorders
  • Presentations 15 shown
  • Average cost / item £57.73
  • Year on year Down 5.4% 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, May 2026

The individual products dispensed under Mesalazine (Systemic) this month.

Presentations of Mesalazine (Systemic), May 2026
Presentation BNF code Items Net ingredient cost
Octasa 800mg MR gastro-resistant tablets 0105010B0BIAAAS 35,406 £2,184,794
Octasa 400mg MR gastro-resistant tablets 0105010B0BIABAA 19,522 £665,840
Mezavant XL 1200mg tablets 0105010B0BHAAAR 11,128 £810,104
Pentasa 500mg modified-release tablets 0105010B0BCACAI 10,688 £516,669
Pentasa 1g modified-release tablets 0105010B0BCAGAY 9,089 £555,528
Mesalazine 1g suppositories 0105010B0AAAJAJ 5,384 £265,139
Salofalk 3g gastro-resistant modified-release gran sachets 0105010B0BDAKAZ 4,758 £359,234
Pentasa 2g modified-release granules sachets 0105010B0BCAFAT 4,665 £346,404
Asacol 800mg MR gastro-resistant tablets 0105010B0BBAFAS 4,008 £323,851
Octasa 1600mg MR gastro-resistant tablets 0105010B0BIACBD 2,888 £227,659
Salofalk 1.5g gastro-resistant modified-release gran sachets 0105010B0BDAHAU 2,719 £136,327
Pentasa 1g modified-release granules sachets 0105010B0BCAEAN 2,603 £142,517
Pentasa 1g suppositories 0105010B0BCADAJ 2,026 £98,004
Salofalk 1g suppositories 0105010B0BDAIAJ 1,948 £71,950
Salofalk 1g/application foam enema 0105010B0BDAEAK 1,594 £111,840

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

Where Mesalazine (Systemic) is dispensed

The regions and dispensing practices with the highest Mesalazine (Systemic) volumes.

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

Compare Mesalazine (Systemic) with

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