Colistimethate sodium

National NHS prescribing (Prescription Cost Analysis) · Antibacterial drugs

Data updated March 2026

Colistimethate sodium was ranked 724th of 1,794 medicines by items in March 2026, with 2,560 items, up 26.2% on a year earlier.

2,560items

Dispensed in March 2026

NHSBSA Prescription Cost Analysis

£711,724

Net ingredient cost · March 2026

NHSBSA PCA

29,067items

Dispensed in the last 12 months

NHSBSA PCA

Figure 1. Colistimethate sodium: 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 Colistimethate sodium, by items this month.

Presentations of Colistimethate sodium, March 2026
Presentation	Items	Net ingredient cost
Colomycin 1million unit inj vials	952	£211,634
Colomycin 2million unit inj vials	666	£215,586
Colistimethate 2million unit inj vials	368	£118,769
Colistimethate 1million unit inj vials	367	£75,850
Colistimethate 1million unit pdr for neb soln ud vials	112	£45,802
Colicym 1million unit pdr for neb soln unit dose vials	34	£15,028
Colistimethate 2million unit pdr for neb soln ud vials	31	£16,814
Promixin 1million unit pdr for neb soln unit dose vials	30	£12,240

Compare Colistimethate sodium with

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