Rifaximin

National NHS prescribing (Prescription Cost Analysis) · Antibacterial drugs

Data updated March 2026

Rifaximin was ranked 474th of 1,794 medicines by items in March 2026, with 11,972 items, up 10.7% on a year earlier.

11,972items

Dispensed in March 2026

NHSBSA Prescription Cost Analysis

£2,160,163

Net ingredient cost · March 2026

NHSBSA PCA

137,031items

Dispensed in the last 12 months

NHSBSA PCA

Figure 1. Rifaximin: national items dispensed by month

Source: NHSBSA Prescription Cost Analysis, to March 2026

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Top presentations, March 2026

The individual products dispensed under Rifaximin, by items this month.

Presentations of Rifaximin, March 2026
Presentation	Items	Net ingredient cost
Rifaximin 550mg tablets	11,795	£2,139,212
Xifaxanta 200mg tablets	160	£13,596
Targaxan 550mg tablets	13	£3,824
Rifaximin 100mg/5ml oral suspension	4	£3,531

Compare Rifaximin with

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