Potassium chloride vs Sodium chloride
National NHS prescribing compared (Prescription Cost Analysis)
Sodium chloride was dispensed 1.1× as often as Potassium chloride in March 2026 — 11,500 items versus 10,292 in England.
10,292items
Potassium chloride · March 2026
NHSBSA Prescription Cost Analysis
11,500items
Sodium chloride · March 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 March 2026
| Measure | Potassium chloride | Sodium chloride |
|---|---|---|
| Items, March 2026 | 10,292 | 11,500 |
| Items, last 12 months | 147,921 | 131,303 |
| Net ingredient cost, March 2026 | £291,511 | £343,015 |
See the full profile for Potassium chloride or Sodium chloride.