Gabapentin vs Phenobarbital
National NHS prescribing compared (Prescription Cost Analysis)
Gabapentin was dispensed 55.7× as often as Phenobarbital in March 2026 — 618,320 items versus 11,099 in England.
618,320items
Gabapentin · March 2026
NHSBSA Prescription Cost Analysis
11,099items
Phenobarbital · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Gabapentin versus Phenobarbital: national items dispensed by month
▬ Gabapentin · ╌ Phenobarbital
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Gabapentin | Phenobarbital |
|---|---|---|
| Items, March 2026 | 618,320 | 11,099 |
| Items, last 12 months | 7,359,436 | 135,209 |
| Net ingredient cost, March 2026 | £1,365,791 | £99,041 |
See the full profile for Gabapentin or Phenobarbital.