Colistimethate (Colistin)

Form: Intravenous (IV) Injection

Strength: 150 mg Colistin base activity (equivalent to 1 million IU)

Reference Brands: Coly-Mycin M(US); Colomycin(EU)

Category: Critical Care

Colistimethate sodium (Colistin) is a last-resort polymyxin antibiotic used to treat multidrug-resistant Gram-negative infections, particularly in ICU settings. It is primarily available as a lyophilized powder for IV injection in 1 million IU or 150 mg vials, and also in nebulized form for inhalation therapy. In the US, it is sold as Coly-Mycin M by Pfizer and through generics from Xellia and Hikma. In the EU, it is branded as Colomycin, and available via Sandoz, Hikma, and other suppliers. Pharma B2B platforms ensure dependable sourcing of Colistin for hospitals managing critical care and antimicrobial resistance cases.