Nitrous oxide
Nitrous oxide was ranked 1588th of 1,792 medicines by items in April 2026, with 4 items, down 20.0% on a year earlier.
Dispensed in April 2026
Rolling 12 months
Net ingredient cost · April 2026
Figure 1. Nitrous oxide: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to April 2026
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At a glance
- Therapeutic class General anaesthesia
- Presentations 1 shown
- Average cost / item £419.88
- Year on year Down 20.0% on a year earlier
Top presentations, April 2026
The individual products dispensed under Nitrous oxide this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Entonox cylinders size ED | 1501020R0BCAIA0 | 4 | £1,680 |
Source: NHSBSA Prescription Cost Analysis · to April 2026 OGL v3.0
Where Nitrous oxide is dispensed
The regions and dispensing practices with the highest Nitrous oxide volumes.
Top regions
Top dispensing practices
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Nitrous oxide with
Other medicines in the same BNF section, by prescribing volume.