Senna vs Magnesium citrate
National NHS prescribing compared (Prescription Cost Analysis)
Senna was dispensed 13,446.3× as often as Magnesium citrate in May 2026 — 389,942 items versus 29 in England.
389,942items
Senna · May 2026
NHSBSA Prescription Cost Analysis
29items
Magnesium citrate · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Senna versus Magnesium citrate: national items dispensed by month
▬ Senna · ╌ Magnesium citrate
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Senna | Magnesium citrate |
|---|---|---|
| Items, May 2026 | 389,942 | 29 |
| Items, last 12 months | 4,750,042 | 320 |
| Net ingredient cost, May 2026 | £383,435 | £736 |
See the full profile for Senna or Magnesium citrate.