Promethazine hydrochloride vs Alimemazine tartrate
National NHS prescribing compared (Prescription Cost Analysis)
Promethazine hydrochloride was dispensed 124.3× as often as Alimemazine tartrate in March 2026 — 252,174 items versus 2,029 in England.
252,174items
Promethazine hydrochloride · March 2026
NHSBSA Prescription Cost Analysis
2,029items
Alimemazine tartrate · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Promethazine hydrochloride versus Alimemazine tartrate: national items dispensed by month
▬ Promethazine hydrochloride · ╌ Alimemazine tartrate
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Promethazine hydrochloride | Alimemazine tartrate |
|---|---|---|
| Items, March 2026 | 252,174 | 2,029 |
| Items, last 12 months | 2,895,697 | 24,314 |
| Net ingredient cost, March 2026 | £466,476 | £451,696 |
See the full profile for Promethazine hydrochloride or Alimemazine tartrate.