Calamine vs Diphenhydramine hydrochloride
National NHS prescribing compared (Prescription Cost Analysis)
Calamine was dispensed 308.1× as often as Diphenhydramine hydrochloride in March 2026 — 3,389 items versus 11 in England.
3,389items
Calamine · March 2026
NHSBSA Prescription Cost Analysis
11items
Diphenhydramine hydrochloride · March 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 March 2026
| Measure | Calamine | Diphenhydramine hydrochloride |
|---|---|---|
| Items, March 2026 | 3,389 | 11 |
| Items, last 12 months | 37,998 | 143 |
| Net ingredient cost, March 2026 | £10,136 | £59 |
See the full profile for Calamine or Diphenhydramine hydrochloride.