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Independent analysis of NHS open data
PharmaInsight

Phenytoin sodium

Central Nervous System Antiepileptic drugs BNF 0408010Q0
Data updated April 2026 Download CSV

Phenytoin sodium was ranked 310th of 1,792 medicines by items in April 2026, with 36,027 items, down 5.8% on a year earlier.

36,027items -5.8%

Dispensed in April 2026

409,389items

Rolling 12 months

£425,178

Net ingredient cost · April 2026

Figure 1. Phenytoin sodium: national items dispensed by month

0 26k 51k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 36,027 Jan 2021: 50k Feb 2021: 46k Mar 2021: 51k Apr 2021: 50k May 2021: 47k Jun 2021: 49k Jul 2021: 49k Aug 2021: 47k Sep 2021: 49k Oct 2021: 46k Nov 2021: 48k Dec 2021: 50k Jan 2022: 47k Feb 2022: 43k Mar 2022: 48k Apr 2022: 46k May 2022: 47k Jun 2022: 45k Jul 2022: 45k Aug 2022: 46k Sep 2022: 45k Oct 2022: 45k Nov 2022: 45k Dec 2022: 45k Jan 2023: 44k Feb 2023: 41k Mar 2023: 46k Apr 2023: 41k May 2023: 44k Jun 2023: 44k Jul 2023: 42k Aug 2023: 44k Sep 2023: 42k Oct 2023: 42k Nov 2023: 43k Dec 2023: 42k Jan 2024: 42k Feb 2024: 40k Mar 2024: 40k Apr 2024: 42k May 2024: 42k Jun 2024: 39k Jul 2024: 42k Aug 2024: 41k Sep 2024: 39k Oct 2024: 41k Nov 2024: 39k Dec 2024: 40k Jan 2025: 40k Feb 2025: 36k Mar 2025: 38k Apr 2025: 38k May 2025: 39k Jun 2025: 38k Jul 2025: 40k Aug 2025: 36k Sep 2025: 38k Oct 2025: 39k Nov 2025: 36k Dec 2025: 40k Jan 2026: 37k Feb 2026: 34k Mar 2026: 37k Apr 2026: 36k

Source: NHSBSA Prescription Cost Analysis, to April 2026

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At a glance

  • Therapeutic class Antiepileptic drugs
  • Presentations 8 shown
  • Average cost / item £11.80
  • Year on year Down 5.8% 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 Phenytoin sodium this month.

Presentations of Phenytoin sodium, April 2026
Presentation BNF code Items Net ingredient cost
Phenytoin sodium 100mg capsules 0408010Q0AAAAAA 17,740 £131,071
Phenytoin sodium 50mg capsules 0408010Q0AAAPAP 6,322 £61,225
Phenytoin sodium 300mg capsules 0408010Q0AAAQAQ 4,624 £67,146
Phenytoin sodium 100mg tablets 0408010Q0AAAGAG 4,142 £112,526
Phenytoin sodium 25mg capsules 0408010Q0AAADAD 3,193 £52,644
Epanutin 100mg capsules 0408010Q0BBAEAA 4 £6
Phenytoin sodium 50mg/5ml oral liquid 0408010Q0AAAXAX 1 £540
Epanutin 25mg capsules 0408010Q0BBACAD 1 £21

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

Where Phenytoin sodium is dispensed

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

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

Compare Phenytoin sodium with

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