Phenobarbital
Phenobarbital was ranked 490th of 1,796 medicines by items in May 2026, with 10,607 items, down 9.5% on a year earlier.
Dispensed in May 2026
Rolling 12 months
Net ingredient cost · May 2026
Figure 1. Phenobarbital: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to May 2026
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At a glance
- Therapeutic class Antiepileptic drugs
- Presentations 15 shown
- Average cost / item £11.29
- Year on year Down 9.5% on a year earlier
Top presentations, May 2026
The individual products dispensed under Phenobarbital this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Phenobarbital 30mg tablets | 0408010N0AAAJAJ | 6,430 | £29,381 |
| Phenobarbital 60mg tablets | 0408010N0AAALAL | 2,467 | £14,476 |
| Phenobarbital 15mg tablets | 0408010N0AAAIAI | 1,310 | £16,060 |
| Phenobarbital 50mg/5ml oral solution | 0408010N0AACLCL | 188 | £23,455 |
| Phenobarbital 50mg/5ml oral suspension | 0408010N0AAEUEU | 117 | £9,192 |
| Phenobarbital 15mg/5ml elixir | 0408010N0AAACAC | 75 | £9,424 |
| Phenobarbital 75mg/5ml oral liquid | 0408010N0AACPCP | 4 | £3,654 |
| Phenobarbital 25mg/5ml oral suspension | 0408010N0AACWCW | 4 | £6,272 |
| Phenobarbital 15mg/5ml oral liquid | 0408010N0AADMDM | 3 | £2,233 |
| Phenobarbital 30mg/5ml oral liquid | 0408010N0AACRCR | 2 | £1,083 |
| Phenobarbital 20mg/5ml oral liquid | 0408010N0AACYCY | 2 | £400 |
| Phenobarbital 150mg/5ml oral liquid | 0408010N0AADADA | 2 | £2,441 |
| Phenobarbital 10mg/5ml oral liquid | 0408010N0AACUCU | 1 | £446 |
| Phenobarbital 250mg/5ml oral liquid | 0408010N0AADIDI | 1 | £747 |
| Phenobarbital 25mg/5ml oral solution | 0408010N0AAEVEV | 1 | £460 |
Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0
Where Phenobarbital is dispensed
The regions and dispensing practices with the highest Phenobarbital volumes.
Top regions
Top dispensing practices
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Phenobarbital with
Other medicines in the same BNF section, by prescribing volume.
Download this data
The monthly series for Phenobarbital is in this page's CSV. For the ranked national series across every medicine, with the method and caveats documented, see the most-prescribed medicines dataset in our open data catalogue.