Chlorphenamine maleate vs Cyproheptadine hydrochloride

National NHS prescribing compared (Prescription Cost Analysis)

Data updated March 2026

Chlorphenamine maleate was dispensed 330.4× as often as Cyproheptadine hydrochloride in March 2026 — 66,089 items versus 200 in England.

66,089items

Chlorphenamine maleate · March 2026

NHSBSA Prescription Cost Analysis

200items

Cyproheptadine hydrochloride · March 2026

NHSBSA Prescription Cost Analysis

Figure 1. Chlorphenamine maleate versus Cyproheptadine hydrochloride: national items dispensed by month

▬ Chlorphenamine maleate · ╌ Cyproheptadine hydrochloride

Source: NHSBSA Prescription Cost Analysis, to March 2026

Chlorphenamine maleate versus Cyproheptadine hydrochloride, March 2026
Measure	Chlorphenamine maleate	Cyproheptadine hydrochloride
Items, March 2026	66,089	200
Items, last 12 months	773,775	2,154
Net ingredient cost, March 2026	£419,254	£4,179