Clonazepam
Central Nervous System
Antiepileptic drugs
BNF 0408020D0
Data updated May 2026
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Clonazepam was ranked 1493rd of 1,792 medicines by items in May 2026, with 7 items, up 16.7% on a year earlier.
7items
+16.7%
Dispensed in May 2026
64items
Rolling 12 months
£4,009
Net ingredient cost · May 2026
Figure 1. Clonazepam: 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 2 shown
- Average cost / item £572.67
- Year on year Up 16.7% 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 Clonazepam this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Rivotril 1mg/1ml concentrate for inj ampoules and diluent | 0408020D0BBABAA | 5 | £2,829 |
| Rivotril 1mg/1ml concentrate for inj ampoules | 0408020D0BBAAAA | 2 | £1,180 |
Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0
Where Clonazepam is dispensed
The regions and dispensing practices with the highest Clonazepam volumes.
Top regions
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Clonazepam with
Other medicines in the same BNF section, by prescribing volume.