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PharmaInsight

Valproic acid vs Sodium valproate

National NHS prescribing compared (Prescription Cost Analysis)
Data updated March 2026

Sodium valproate was dispensed 145.7× as often as Valproic acid in March 2026 — 171,182 items versus 1,175 in England.

1,175items

Valproic acid · March 2026

NHSBSA Prescription Cost Analysis

171,182items

Sodium valproate · March 2026

NHSBSA Prescription Cost Analysis

Figure 1. Valproic acid versus Sodium valproate: national items dispensed by month

▬ Valproic acid   ·   ╌ Sodium valproate

Sodium valproate 1,175

Source: NHSBSA Prescription Cost Analysis, to March 2026

Valproic acid versus Sodium valproate, March 2026
Measure Valproic acid Sodium valproate
Items, March 2026 1,175 171,182
Items, last 12 months 13,727 2,078,747
Net ingredient cost, March 2026 £21,200 £2,714,773

See the full profile for Valproic acid or Sodium valproate.