Sodium benzoate vs Sodium phenylbutyrate
National NHS prescribing compared (Prescription Cost Analysis)
Sodium benzoate was dispensed 23.0× as often as Sodium phenylbutyrate in June 2026 — 23 items versus 1 in England.
23items
Sodium benzoate · June 2026
NHSBSA Prescription Cost Analysis
1items
Sodium phenylbutyrate · June 2026
NHSBSA Prescription Cost Analysis
Figure 1. Sodium benzoate versus Sodium phenylbutyrate: national items dispensed by month
▬ Sodium benzoate · ╌ Sodium phenylbutyrate
Source: NHSBSA Prescription Cost Analysis, to June 2026
| Measure | Sodium benzoate | Sodium phenylbutyrate |
|---|---|---|
| Items, June 2026 | 23 | 1 |
| Items, last 12 months | 275 | 36 |
| Net ingredient cost, June 2026 | £12,033 | £493 |
See the full profile for Sodium benzoate or Sodium phenylbutyrate.