Diclofenac sodium vs Naproxen
National NHS prescribing compared (Prescription Cost Analysis)
Naproxen was dispensed 21.0× as often as Diclofenac sodium in May 2026 — 607,094 items versus 28,924 in England.
28,924items
Diclofenac sodium · May 2026
NHSBSA Prescription Cost Analysis
607,094items
Naproxen · May 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 May 2026
| Measure | Diclofenac sodium | Naproxen |
|---|---|---|
| Items, May 2026 | 28,924 | 607,094 |
| Items, last 12 months | 359,058 | 7,498,192 |
| Net ingredient cost, May 2026 | £226,982 | £1,708,614 |
See the full profile for Diclofenac sodium or Naproxen.