Zonisamide
Central Nervous System
Antiepileptic drugs
BNF 0408010AD
Data updated May 2026
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Zonisamide was ranked 416th of 1,792 medicines by items in May 2026, with 17,329 items, down 2.3% on a year earlier.
17,329items
-2.3%
Dispensed in May 2026
212,121items
Rolling 12 months
£429,049
Net ingredient cost · May 2026
Figure 1. Zonisamide: 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 12 shown
- Average cost / item £24.76
- Year on year Down 2.3% 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 Zonisamide this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Zonisamide 100mg capsules | 0408010ADAAAAAA | 8,028 | £49,806 |
| Zonisamide 50mg capsules | 0408010ADAAACAC | 4,816 | £19,708 |
| Zonisamide 25mg capsules | 0408010ADAAABAB | 1,844 | £23,135 |
| Zonegran 100mg capsules | 0408010ADBBADAA | 1,236 | £117,482 |
| Zonegran 50mg capsules | 0408010ADBBACAC | 597 | £27,266 |
| Desizon 20mg/ml oral suspension | 0408010ADBCAAAG | 458 | £144,930 |
| Zonegran 25mg capsules | 0408010ADBBABAB | 184 | £7,322 |
| Zonisamide 200mg capsules | 0408010ADAAAIAI | 139 | £13,391 |
| Zonisamide 50mg/5ml oral suspension | 0408010ADAAAEAE | 13 | £21,059 |
| Zonisamide 20mg/ml oral suspension sugar free | 0408010ADAAAHAH | 10 | £1,855 |
| Zonisamide 50mg/5ml oral solution | 0408010ADAAADAD | 2 | £2,324 |
| Zonisamide 25mg/5ml oral suspension | 0408010ADAAAFAF | 2 | £771 |
Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0
Where Zonisamide is dispensed
The regions and dispensing practices with the highest Zonisamide volumes.
Top regions
Top dispensing practices
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Zonisamide with
Other medicines in the same BNF section, by prescribing volume.