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Independent analysis of NHS open data
PharmaInsight

Co-trimoxazole(Trimethoprim/sulfamethoxazole)

Infections Antibacterial drugs BNF 0501080D0
Data updated May 2026 Download CSV

Co-trimoxazole(Trimethoprim/sulfamethoxazole) was ranked 350th of 1,792 medicines by items in May 2026, with 26,705 items, up 7.0% on a year earlier.

26,705items +7%

Dispensed in May 2026

316,722items

Rolling 12 months

£85,461

Net ingredient cost · May 2026

Figure 1. Co-trimoxazole(Trimethoprim/sulfamethoxazole): national items dispensed by month

0 14k 28k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 26,705 Jan 2021: 16k Feb 2021: 15k Mar 2021: 17k Apr 2021: 16k May 2021: 15k Jun 2021: 16k Jul 2021: 17k Aug 2021: 16k Sep 2021: 17k Oct 2021: 17k Nov 2021: 17k Dec 2021: 19k Jan 2022: 18k Feb 2022: 16k Mar 2022: 18k Apr 2022: 17k May 2022: 18k Jun 2022: 18k Jul 2022: 18k Aug 2022: 18k Sep 2022: 18k Oct 2022: 18k Nov 2022: 19k Dec 2022: 20k Jan 2023: 19k Feb 2023: 18k Mar 2023: 20k Apr 2023: 18k May 2023: 19k Jun 2023: 20k Jul 2023: 19k Aug 2023: 20k Sep 2023: 20k Oct 2023: 20k Nov 2023: 21k Dec 2023: 21k Jan 2024: 22k Feb 2024: 21k Mar 2024: 21k Apr 2024: 22k May 2024: 23k Jun 2024: 21k Jul 2024: 24k Aug 2024: 23k Sep 2024: 22k Oct 2024: 24k Nov 2024: 24k Dec 2024: 25k Jan 2025: 25k Feb 2025: 23k Mar 2025: 24k Apr 2025: 24k May 2025: 25k Jun 2025: 24k Jul 2025: 26k Aug 2025: 24k Sep 2025: 26k Oct 2025: 27k Nov 2025: 25k Dec 2025: 28k Jan 2026: 28k Feb 2026: 26k Mar 2026: 28k Apr 2026: 27k May 2026: 27k

Source: NHSBSA Prescription Cost Analysis, to May 2026

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At a glance

  • Therapeutic class Antibacterial drugs
  • Presentations 5 shown
  • Average cost / item £3.20
  • Year on year Up 7.0% 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 Co-trimoxazole(Trimethoprim/sulfamethoxazole) this month.

Presentations of Co-trimoxazole(Trimethoprim/sulfamethoxazole), May 2026
Presentation BNF code Items Net ingredient cost
Co-trimoxazole 80mg/400mg tablets 0501080D0AAAHAH 19,767 £36,842
Co-trimoxazole 160mg/800mg tablets 0501080D0AAAJAJ 5,967 £13,434
Co-trimoxazole 40mg/200mg/5ml oral suspension sugar free 0501080D0AAACAC 712 £24,727
Co-trimoxazole 80mg/400mg/5ml oral suspension 0501080D0AAAEAE 258 £10,457
Septrin Forte 160mg/800mg tablets 0501080D0BGACAJ 1 £2

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

Where Co-trimoxazole(Trimethoprim/sulfamethoxazole) is dispensed

The regions and dispensing practices with the highest Co-trimoxazole(Trimethoprim/sulfamethoxazole) volumes.

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

Compare Co-trimoxazole(Trimethoprim/sulfamethoxazole) with

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