Diclofenac sodium vs Naproxen
National NHS prescribing compared (Prescription Cost Analysis)
Naproxen was dispensed 21.2× as often as Diclofenac sodium in March 2026 — 635,908 items versus 30,051 in England.
30,051items
Diclofenac sodium · March 2026
NHSBSA Prescription Cost Analysis
635,908items
Naproxen · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Diclofenac sodium versus Naproxen: national items dispensed by month
▬ Diclofenac sodium · ╌ Naproxen
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Diclofenac sodium | Naproxen |
|---|---|---|
| Items, March 2026 | 30,051 | 635,908 |
| Items, last 12 months | 360,365 | 7,541,183 |
| Net ingredient cost, March 2026 | £237,800 | £1,673,757 |
See the full profile for Diclofenac sodium or Naproxen.