Anastrozole vs Letrozole
National NHS prescribing compared (Prescription Cost Analysis)
Letrozole was dispensed 2.6× as often as Anastrozole in March 2026 — 110,547 items versus 43,311 in England.
43,311items
Anastrozole · March 2026
NHSBSA Prescription Cost Analysis
110,547items
Letrozole · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Anastrozole versus Letrozole: national items dispensed by month
▬ Anastrozole · ╌ Letrozole
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Anastrozole | Letrozole |
|---|---|---|
| Items, March 2026 | 43,311 | 110,547 |
| Items, last 12 months | 511,730 | 1,277,559 |
| Net ingredient cost, March 2026 | £76,852 | £413,389 |
See the full profile for Anastrozole or Letrozole.