Olsalazine sodium vs Balsalazide sodium
National NHS prescribing compared (Prescription Cost Analysis)
Balsalazide sodium was dispensed 4.5× as often as Olsalazine sodium in March 2026 — 2,867 items versus 644 in England.
644items
Olsalazine sodium · March 2026
NHSBSA Prescription Cost Analysis
2,867items
Balsalazide sodium · March 2026
NHSBSA Prescription Cost Analysis
Figure 1. Olsalazine sodium versus Balsalazide sodium: national items dispensed by month
▬ Olsalazine sodium · ╌ Balsalazide sodium
Source: NHSBSA Prescription Cost Analysis, to March 2026
| Measure | Olsalazine sodium | Balsalazide sodium |
|---|---|---|
| Items, March 2026 | 644 | 2,867 |
| Items, last 12 months | 7,877 | 35,373 |
| Net ingredient cost, March 2026 | £158,860 | £122,982 |
See the full profile for Olsalazine sodium or Balsalazide sodium.