Magnesium carbonate vs Calcium carbonate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 25.4× as often as Magnesium carbonate in May 2026 — 890 items versus 35 in England.
35items
Magnesium carbonate · May 2026
NHSBSA Prescription Cost Analysis
890items
Calcium carbonate · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Magnesium carbonate versus Calcium carbonate: national items dispensed by month
▬ Magnesium carbonate · ╌ Calcium carbonate
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Magnesium carbonate | Calcium carbonate |
|---|---|---|
| Items, May 2026 | 35 | 890 |
| Items, last 12 months | 459 | 11,270 |
| Net ingredient cost, May 2026 | £3,804 | £16,910 |
See the full profile for Magnesium carbonate or Calcium carbonate.