Calamine vs Diphenhydramine hydrochloride
National NHS prescribing compared (Prescription Cost Analysis)
Calamine was dispensed 187.9× as often as Diphenhydramine hydrochloride in May 2026 — 3,194 items versus 17 in England.
3,194items
Calamine · May 2026
NHSBSA Prescription Cost Analysis
17items
Diphenhydramine hydrochloride · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Calamine versus Diphenhydramine hydrochloride: national items dispensed by month
▬ Calamine · ╌ Diphenhydramine hydrochloride
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Calamine | Diphenhydramine hydrochloride |
|---|---|---|
| Items, May 2026 | 3,194 | 17 |
| Items, last 12 months | 37,529 | 168 |
| Net ingredient cost, May 2026 | £10,508 | £112 |
See the full profile for Calamine or Diphenhydramine hydrochloride.