Sodium oxybate
Sodium oxybate was ranked 1214th of 1,796 medicines by items in May 2026, with 104 items, down 33.3% on a year earlier.
Dispensed in May 2026
Rolling 12 months
Net ingredient cost · May 2026
Figure 1. Sodium oxybate: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to May 2026
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At a glance
- Therapeutic class Hypnotics and anxiolytics
- Presentations 2 shown
- Average cost / item £927.12
- Year on year Down 33.3% on a year earlier
Top presentations, May 2026
The individual products dispensed under Sodium oxybate this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Sodium oxybate 500mg/ml oral solution sugar free | 0401010ACAAAAAA | 63 | £56,460 |
| Xyrem 500mg/ml oral solution | 0401010ACBBAAAA | 41 | £39,960 |
Source: NHSBSA Prescription Cost Analysis · to May 2026 OGL v3.0
Where Sodium oxybate is dispensed
The regions and dispensing practices with the highest Sodium oxybate volumes.
Top regions
Top dispensing practices
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Sodium oxybate with
Other medicines in the same BNF section, by prescribing volume.
Download this data
The monthly series for Sodium oxybate 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.