Naproxen vs Penicillamine
National NHS prescribing compared (Prescription Cost Analysis)
Naproxen was dispensed 1,492.7× as often as Penicillamine in March 2026 — 635,908 items versus 426 in England.
635,908items
Naproxen · March 2026
NHSBSA Prescription Cost Analysis
426items
Penicillamine · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Naproxen versus Penicillamine: national items dispensed by month
▬ Naproxen · ╌ Penicillamine
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Naproxen | Penicillamine |
|---|---|---|
| Items, March 2026 | 635,908 | 426 |
| Items, last 12 months | 7,541,183 | 5,229 |
| Net ingredient cost, March 2026 | £1,673,757 | £118,555 |
See the full profile for Naproxen or Penicillamine.