Magnesium hydroxide vs Calcium carbonate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 3.3× as often as Magnesium hydroxide in March 2026 — 1,005 items versus 308 in England.
308items
Magnesium hydroxide · March 2026
NHSBSA Prescription Cost Analysis
1,005items
Calcium carbonate · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Magnesium hydroxide versus Calcium carbonate: national items dispensed by month
▬ Magnesium hydroxide · ╌ Calcium carbonate
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Magnesium hydroxide | Calcium carbonate |
|---|---|---|
| Items, March 2026 | 308 | 1,005 |
| Items, last 12 months | 3,482 | 11,263 |
| Net ingredient cost, March 2026 | £4,193 | £23,502 |
See the full profile for Magnesium hydroxide or Calcium carbonate.