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Independent analysis of NHS open data
PharmaInsight

Cenobamate

Central Nervous System Antiepileptic drugs BNF 0408010AN
Data updated May 2026 Download CSV

Cenobamate was ranked 498th of 1,792 medicines by items in May 2026, with 9,960 items, up 40.4% on a year earlier.

9,960items +40.4%

Dispensed in May 2026

104,635items

Rolling 12 months

£1,668,920

Net ingredient cost · May 2026

Figure 1. Cenobamate: national items dispensed by month

0 5k 10k Jan 2022 Sep 2022 May 2023 Jan 2024 Sep 2024 May 2025 May 2026 9,960 Jan 2022: 3 Feb 2022: 7 Mar 2022: 26 Apr 2022: 30 May 2022: 83 Jun 2022: 111 Jul 2022: 169 Aug 2022: 213 Sep 2022: 277 Oct 2022: 308 Nov 2022: 479 Dec 2022: 559 Jan 2023: 708 Feb 2023: 818 Mar 2023: 1k Apr 2023: 999 May 2023: 1k Jun 2023: 2k Jul 2023: 2k Aug 2023: 2k Sep 2023: 2k Oct 2023: 2k Nov 2023: 2k Dec 2023: 3k Jan 2024: 3k Feb 2024: 3k Mar 2024: 3k Apr 2024: 4k May 2024: 4k Jun 2024: 4k Jul 2024: 5k Aug 2024: 5k Sep 2024: 5k Oct 2024: 5k Nov 2024: 5k Dec 2024: 6k Jan 2025: 6k Feb 2025: 6k Mar 2025: 6k Apr 2025: 7k May 2025: 7k Jun 2025: 7k Jul 2025: 8k Aug 2025: 7k Sep 2025: 8k Oct 2025: 9k Nov 2025: 8k Dec 2025: 9k Jan 2026: 9k Feb 2026: 9k Mar 2026: 10k Apr 2026: 10k May 2026: 10k

Source: NHSBSA Prescription Cost Analysis, to May 2026

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At a glance

  • Therapeutic class Antiepileptic drugs
  • Presentations 5 shown
  • Average cost / item £167.56
  • Year on year Up 40.4% 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 Cenobamate this month.

Presentations of Cenobamate, May 2026
Presentation BNF code Items Net ingredient cost
Ontozry 200mg tablets 0408010ANBBADAD 3,893 £751,101
Ontozry 100mg tablets 0408010ANBBABAB 2,256 £342,708
Ontozry 50mg tablets 0408010ANBBAAAA 2,244 £240,401
Ontozry 150mg tablets 0408010ANBBACAC 1,293 £270,283
Ontozry 12.5mg/25mg tablets treatment initiation pack 0408010ANBBAEAE 274 £64,426

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

Where Cenobamate is dispensed

The regions and dispensing practices with the highest Cenobamate volumes.

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

Compare Cenobamate with

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