Sodium oxybate vs Zopiclone
National NHS prescribing compared (Prescription Cost Analysis)
Zopiclone was dispensed 2,265.6× as often as Sodium oxybate in March 2026 — 337,580 items versus 149 in England.
149items
Sodium oxybate · March 2026
NHSBSA Prescription Cost Analysis
337,580items
Zopiclone · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Sodium oxybate versus Zopiclone: national items dispensed by month
▬ Sodium oxybate · ╌ Zopiclone
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Sodium oxybate | Zopiclone |
|---|---|---|
| Items, March 2026 | 149 | 337,580 |
| Items, last 12 months | 1,753 | 4,088,705 |
| Net ingredient cost, March 2026 | £146,880 | £160,907 |
See the full profile for Sodium oxybate or Zopiclone.