Magnesium oxide vs Calcium carbonate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 2.4× as often as Magnesium oxide in May 2026 — 890 items versus 364 in England.
364items
Magnesium oxide · May 2026
NHSBSA Prescription Cost Analysis
890items
Calcium carbonate · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Magnesium oxide versus Calcium carbonate: national items dispensed by month
▬ Magnesium oxide · ╌ Calcium carbonate
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Magnesium oxide | Calcium carbonate |
|---|---|---|
| Items, May 2026 | 364 | 890 |
| Items, last 12 months | 4,313 | 11,270 |
| Net ingredient cost, May 2026 | £29,027 | £16,910 |
See the full profile for Magnesium oxide or Calcium carbonate.