Potassium chloride vs Sodium chloride
National NHS prescribing compared (Prescription Cost Analysis)
Potassium chloride was dispensed 1.1× as often as Sodium chloride in May 2026 — 12,343 items versus 11,102 in England.
12,343items
Potassium chloride · May 2026
NHSBSA Prescription Cost Analysis
11,102items
Sodium chloride · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Potassium chloride versus Sodium chloride: national items dispensed by month
▬ Potassium chloride · ╌ Sodium chloride
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Potassium chloride | Sodium chloride |
|---|---|---|
| Items, May 2026 | 12,343 | 11,102 |
| Items, last 12 months | 148,710 | 132,890 |
| Net ingredient cost, May 2026 | £303,227 | £332,803 |
See the full profile for Potassium chloride or Sodium chloride.