Sodium phenylbutyrate
Sodium phenylbutyrate was ranked 1608th of 1,792 medicines by items in April 2026, with 3 items.
Dispensed in April 2026
Rolling 12 months
Net ingredient cost · April 2026
Figure 1. Sodium phenylbutyrate: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to April 2026
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At a glance
- Therapeutic class Metabolic disorders
- Presentations 2 shown
- Average cost / item £2,473.08
Top presentations, April 2026
The individual products dispensed under Sodium phenylbutyrate this month.
| Presentation | BNF code | Items | Net ingredient cost |
|---|---|---|---|
| Ammonaps 500mg tablets | 0908010P0BCAAAG | 2 | £986 |
| Sodium phenylbutyrate 1.25g/5ml oral suspension | 0908010P0AAAEAE | 1 | £6,433 |
Source: NHSBSA Prescription Cost Analysis · to April 2026 OGL v3.0
Where Sodium phenylbutyrate is dispensed
The regions and dispensing practices with the highest Sodium phenylbutyrate volumes.
Top regions
Top dispensing practices
Regional volumes from NHSBSA Prescription Cost Analysis; practice volumes from NHS dispensing data.
Compare Sodium phenylbutyrate with
Other medicines in the same BNF section, by prescribing volume.