Zanamivir vs Oseltamivir phosphate
National NHS prescribing compared (Prescription Cost Analysis)
Oseltamivir phosphate was dispensed 762.0× as often as Zanamivir in April 2026 — 762 items versus 1 in England.
1items
Zanamivir · April 2026
NHSBSA Prescription Cost Analysis
762items
Oseltamivir phosphate · April 2026
NHSBSA Prescription Cost Analysis
Figure 1. Zanamivir versus Oseltamivir phosphate: national items dispensed by month
▬ Zanamivir · ╌ Oseltamivir phosphate
Source: NHSBSA Prescription Cost Analysis, to April 2026
| Measure | Zanamivir | Oseltamivir phosphate |
|---|---|---|
| Items, April 2026 | 1 | 762 |
| Items, last 12 months | 52 | 37,359 |
| Net ingredient cost, April 2026 | £16 | £10,440 |
See the full profile for Zanamivir or Oseltamivir phosphate.