Magnesium oxide vs Calcium carbonate
National NHS prescribing compared (Prescription Cost Analysis)
Calcium carbonate was dispensed 2.8× as often as Magnesium oxide in March 2026 — 1,005 items versus 358 in England.
358items
Magnesium oxide · March 2026
NHSBSA Prescription Cost Analysis
1,005items
Calcium carbonate · March 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 March 2026
| Measure | Magnesium oxide | Calcium carbonate |
|---|---|---|
| Items, March 2026 | 358 | 1,005 |
| Items, last 12 months | 4,287 | 11,263 |
| Net ingredient cost, March 2026 | £31,875 | £23,502 |
See the full profile for Magnesium oxide or Calcium carbonate.