Clonazepam
Clonazepam was ranked 1542nd of 1,796 medicines by items in May 2026, with 7 items, up 16.7% on a year earlier.
Dispensed in May 2026
Rolling 12 months
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
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.
Download this data
The monthly series for Clonazepam 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.