Quetiapine vs Promazine hydrochloride
National NHS prescribing compared (Prescription Cost Analysis)
Quetiapine was dispensed 58.3× as often as Promazine hydrochloride in May 2026 — 383,782 items versus 6,583 in England.
383,782items
Quetiapine · May 2026
NHSBSA Prescription Cost Analysis
6,583items
Promazine hydrochloride · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Quetiapine versus Promazine hydrochloride: national items dispensed by month
▬ Quetiapine · ╌ Promazine hydrochloride
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Quetiapine | Promazine hydrochloride |
|---|---|---|
| Items, May 2026 | 383,782 | 6,583 |
| Items, last 12 months | 4,691,278 | 87,780 |
| Net ingredient cost, May 2026 | £4,101,012 | £442,181 |
See the full profile for Quetiapine or Promazine hydrochloride.