Codeine phosphate vs Diphenhydramine hydrochloride
National NHS prescribing compared (Prescription Cost Analysis)
Codeine phosphate was dispensed 2,893.5× as often as Diphenhydramine hydrochloride in May 2026 — 5,787 items versus 2 in England.
5,787items
Codeine phosphate · May 2026
NHSBSA Prescription Cost Analysis
2items
Diphenhydramine hydrochloride · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Codeine phosphate versus Diphenhydramine hydrochloride: national items dispensed by month
▬ Codeine phosphate · ╌ Diphenhydramine hydrochloride
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Codeine phosphate | Diphenhydramine hydrochloride |
|---|---|---|
| Items, May 2026 | 5,787 | 2 |
| Items, last 12 months | 74,079 | 21 |
| Net ingredient cost, May 2026 | £165,775 | £7 |
See the full profile for Codeine phosphate or Diphenhydramine hydrochloride.