Skip to content
PharmaInsight

Magnesium oxide

National NHS prescribing (Prescription Cost Analysis) · Dyspepsia and gastro-oesophageal reflux disease
Data updated March 2026

Magnesium oxide was ranked 1052nd of 1,794 medicines by items in March 2026, with 358 items, up 3.2% on a year earlier.

358items

Dispensed in March 2026

NHSBSA Prescription Cost Analysis

£31,875

Net ingredient cost · March 2026

NHSBSA PCA

4,287items

Dispensed in the last 12 months

NHSBSA PCA

Figure 1. Magnesium oxide: national items dispensed by month

358

Source: NHSBSA Prescription Cost Analysis, to March 2026

Download CSV
Embed this chart

Top presentations, March 2026

The individual products dispensed under Magnesium oxide, by items this month.

Presentations of Magnesium oxide, March 2026
Presentation Items Net ingredient cost
Magnesium oxide 160mg capsules 83 £10,204
Magdose 100mg tablets 43 £3,042
Oromag 160 capsules 41 £3,933
Magdose 500mg capsules 40 £2,234
Magdose 100mg capsules 29 £1,224
Magdose 160mg tablets 24 £1,352
MagnEss 500mg capsules 22 £1,230
Magdose 160mg capsules 17 £1,066
Magnesium oxide 500mg capsules 11 £3,167
AdMag 100mg tablets 11 £643
Magdose 400mg tablets 10 £347
AdMag 160mg tablets 10 £1,345
AdMag 400mg tablets 7 £987
Magstar 100mg capsules 5 £641
MagnEss 100mg capsules 3 £167

Compare Magnesium oxide with

Other medicines in the same BNF section, by prescribing volume.