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PharmaInsight

Carbamazepine vs Lamotrigine

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

Lamotrigine was dispensed 2.3× as often as Carbamazepine in March 2026 — 387,481 items versus 169,008 in England.

169,008items

Carbamazepine · March 2026

NHSBSA Prescription Cost Analysis

387,481items

Lamotrigine · March 2026

NHSBSA Prescription Cost Analysis

Figure 1. Carbamazepine versus Lamotrigine: national items dispensed by month

▬ Carbamazepine   ·   ╌ Lamotrigine

Lamotrigine 169,008

Source: NHSBSA Prescription Cost Analysis, to March 2026

Carbamazepine versus Lamotrigine, March 2026
Measure Carbamazepine Lamotrigine
Items, March 2026 169,008 387,481
Items, last 12 months 2,020,477 4,445,117
Net ingredient cost, March 2026 £1,062,847 £3,241,810

See the full profile for Carbamazepine or Lamotrigine.