Potassium chloride vs Water for injection
National NHS prescribing compared (Prescription Cost Analysis)
Water for injection was dispensed 1.9× as often as Potassium chloride in March 2026 — 19,580 items versus 10,292 in England.
10,292items
Potassium chloride · March 2026
NHSBSA Prescription Cost Analysis
19,580items
Water for injection · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Potassium chloride versus Water for injection: national items dispensed by month
▬ Potassium chloride · ╌ Water for injection
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Potassium chloride | Water for injection |
|---|---|---|
| Items, March 2026 | 10,292 | 19,580 |
| Items, last 12 months | 147,921 | 232,462 |
| Net ingredient cost, March 2026 | £291,511 | £162,789 |
See the full profile for Potassium chloride or Water for injection.