Olanzapine vs Asenapine
National NHS prescribing compared (Prescription Cost Analysis)
Olanzapine was dispensed 2,475.5× as often as Asenapine in March 2026 — 227,743 items versus 92 in England.
227,743items
Olanzapine · March 2026
NHSBSA Prescription Cost Analysis
92items
Asenapine · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Olanzapine versus Asenapine: national items dispensed by month
▬ Olanzapine · ╌ Asenapine
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Olanzapine | Asenapine |
|---|---|---|
| Items, March 2026 | 227,743 | 92 |
| Items, last 12 months | 2,701,116 | 893 |
| Net ingredient cost, March 2026 | £371,369 | £7,353 |
See the full profile for Olanzapine or Asenapine.