Ketotifen fumarate vs Chlorphenamine maleate
National NHS prescribing compared (Prescription Cost Analysis)
Chlorphenamine maleate was dispensed 37.1× as often as Ketotifen fumarate in May 2026 — 66,137 items versus 1,781 in England.
1,781items
Ketotifen fumarate · May 2026
NHSBSA Prescription Cost Analysis
66,137items
Chlorphenamine maleate · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Ketotifen fumarate versus Chlorphenamine maleate: national items dispensed by month
▬ Ketotifen fumarate · ╌ Chlorphenamine maleate
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Ketotifen fumarate | Chlorphenamine maleate |
|---|---|---|
| Items, May 2026 | 1,781 | 66,137 |
| Items, last 12 months | 19,765 | 763,427 |
| Net ingredient cost, May 2026 | £46,736 | £432,963 |
See the full profile for Ketotifen fumarate or Chlorphenamine maleate.