Skip to content
Independent analysis of NHS open data
PharmaInsight

Sodium valproate

Central Nervous System Antiepileptic drugs BNF 0408010W0
Data updated May 2026 Download CSV

Sodium valproate was ranked 130th of 1,792 medicines by items in May 2026, with 163,094 items, down 8.7% on a year earlier.

163,094items -8.7%

Dispensed in May 2026

2,058,845items

Rolling 12 months

£2,585,679

Net ingredient cost · May 2026

Figure 1. Sodium valproate: national items dispensed by month

0 103k 206k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 163,094 Jan 2021: 197k Feb 2021: 186k Mar 2021: 206k Apr 2021: 200k May 2021: 190k Jun 2021: 202k Jul 2021: 202k Aug 2021: 193k Sep 2021: 199k Oct 2021: 193k Nov 2021: 198k Dec 2021: 205k Jan 2022: 195k Feb 2022: 184k Mar 2022: 203k Apr 2022: 192k May 2022: 200k Jun 2022: 195k Jul 2022: 193k Aug 2022: 198k Sep 2022: 194k Oct 2022: 195k Nov 2022: 198k Dec 2022: 199k Jan 2023: 197k Feb 2023: 181k Mar 2023: 204k Apr 2023: 184k May 2023: 195k Jun 2023: 198k Jul 2023: 193k Aug 2023: 195k Sep 2023: 190k Oct 2023: 191k Nov 2023: 193k Dec 2023: 190k Jan 2024: 194k Feb 2024: 182k Mar 2024: 182k Apr 2024: 187k May 2024: 190k Jun 2024: 178k Jul 2024: 192k Aug 2024: 185k Sep 2024: 178k Oct 2024: 186k Nov 2024: 179k Dec 2024: 183k Jan 2025: 185k Feb 2025: 164k Mar 2025: 173k Apr 2025: 173k May 2025: 179k Jun 2025: 173k Jul 2025: 183k Aug 2025: 167k Sep 2025: 176k Oct 2025: 179k Nov 2025: 165k Dec 2025: 182k Jan 2026: 172k Feb 2026: 159k Mar 2026: 171k Apr 2026: 169k May 2026: 163k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Download CSV
Embed this chart

At a glance

  • Therapeutic class Antiepileptic drugs
  • Presentations 15 shown
  • Average cost / item £15.85
  • Year on year Down 8.7% 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 Sodium valproate this month.

Presentations of Sodium valproate, May 2026
Presentation BNF code Items Net ingredient cost
Epilim Chrono 500 tablets 0408010W0BBALA2 41,021 £818,376
Epilim Chrono 300 tablets 0408010W0BBAKA1 25,802 £329,627
Epilim Chrono 200 tablets 0408010W0BBAJAZ 20,255 £178,861
Sodium valproate 200mg gastro-resistant tablets 0408010W0AAACAC 14,474 £79,003
Sodium valproate 500mg gastro-resistant tablets 0408010W0AAADAD 14,369 £170,328
Epilim 200 gastro-resistant tablets 0408010W0BBABAC 10,223 £71,837
Epilim 500 gastro-resistant tablets 0408010W0BBACAD 9,412 £147,841
Epilim 200mg/5ml liquid 0408010W0BBADAA 7,634 £179,866
Sodium valproate 200mg/5ml oral solution sugar free 0408010W0AAAAAA 4,959 £203,112
Sodium valproate 100mg tablets 0408010W0AAABAB 3,236 £14,517
Epilim 200mg/5ml syrup 0408010W0BBAEAE 2,724 £71,916
Epilim 100mg crushable tablets 0408010W0BBAAAB 2,536 £22,394
Episenta 300mg modified-release capsules 0408010W0BIACBR 1,815 £24,911
Epilim Chronosphere MR 500mg granules sachets 0408010W0BBAMBS 1,259 £89,850
Epilim Chronosphere MR 250mg granules sachets 0408010W0BBAQBX 570 £41,460

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

Where Sodium valproate is dispensed

The regions and dispensing practices with the highest Sodium valproate volumes.

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

Compare Sodium valproate with

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