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PharmaInsight

Gabapentin vs Phenobarbital sodium

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

Gabapentin was dispensed 103,053.3× as often as Phenobarbital sodium in March 2026 — 618,320 items versus 6 in England.

618,320items

Gabapentin · March 2026

NHSBSA Prescription Cost Analysis

6items

Phenobarbital sodium · March 2026

NHSBSA Prescription Cost Analysis

Figure 1. Gabapentin versus Phenobarbital sodium: national items dispensed by month

▬ Gabapentin   ·   ╌ Phenobarbital sodium

Phenobarbital so… 618,320

Source: NHSBSA Prescription Cost Analysis, to March 2026

Gabapentin versus Phenobarbital sodium, March 2026
Measure Gabapentin Phenobarbital sodium
Items, March 2026 618,320 6
Items, last 12 months 7,359,436 159
Net ingredient cost, March 2026 £1,365,791 £1,412

See the full profile for Gabapentin or Phenobarbital sodium.