Promethazine hydrochloride
National NHS prescribing (Prescription Cost Analysis) · Antihistamines, hyposensitisation and allergic emergencies
Promethazine hydrochloride was ranked 104th of 1,794 medicines by items in March 2026, with 252,174 items, up 8.5% on a year earlier.
252,174items
Dispensed in March 2026
NHSBSA Prescription Cost Analysis
£466,476
Net ingredient cost · March 2026
NHSBSA PCA
2,895,697items
Dispensed in the last 12 months
NHSBSA PCA
Figure 1. Promethazine hydrochloride: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to March 2026
Embed this chart
Top presentations, March 2026
The individual products dispensed under Promethazine hydrochloride, by items this month.
| Presentation | Items | Net ingredient cost |
|---|---|---|
| Promethazine hydrochloride 25mg tablets | 180,940 | £217,344 |
| Promethazine hydrochloride 10mg tablets | 39,842 | £46,910 |
| Phenergan 25mg tablets | 21,660 | £78,408 |
| Phenergan 5mg/5ml elixir | 7,702 | £114,149 |
| Sominex 20mg tablets | 1,995 | £9,218 |
| Promethazine 25mg/1ml solution for injection ampoules | 17 | £274 |
| Phenergan 10mg tablets | 11 | £18 |
| Promethazine 5mg/5ml oral solution | 5 | £101 |
| Promethazine 25mg/5ml oral liquid | 1 | £48 |
| Phenergan Nightime 25mg tablets | 1 | £6 |
Compare Promethazine hydrochloride with
Other medicines in the same BNF section, by prescribing volume.