FDA drug class
Polymyxin-class Antibacterials list
Every FDA-approved prescription drug the FDA NDC directory tags with the Polymyxin-class Antibacterial [EPC] class, with brand names and DEA schedules.
Source: FDA NDC Directory file dated 2026-10-22. Publisher page
The FDA NDC directory lists 2 single-ingredient drugs in this class: colistimethate, polymyxin b. Another 8 combination products include one of them.
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Polymyxin-class Antibacterials (10)
| Drug | Brand names | Type | NDC listings | DEA schedule |
|---|---|---|---|---|
| Colistimethate | Coly-Mycin | Single ingredient | 6 | Not controlled |
| Polymyxin b | None listed | Single ingredient | 10 | Not controlled |
| Bacitracin zinc and polymyxin b | polycin | Combination | 5 | Not controlled |
| Neomycin and polymyxin b | None listed | Combination | 2 | Not controlled |
| Neomycin, polymyxin b and bacitracin zinc | None listed | Combination | 1 | Not controlled |
| Neomycin, polymyxin b and dexamethasone | Maxitrol | Combination | 24 | Not controlled |
| Neomycin, polymyxin b and gramicidin | None listed | Combination | 2 | Not controlled |
| Neomycin, polymyxin b and hydrocortisone | None listed | Combination | 27 | Not controlled |
| Neomycin, polymyxin b, bacitracin zinc and hydrocortisone | None listed | Combination | 1 | Not controlled |
| Polymyxin b and trimethoprim | None listed | Combination | 14 | Not controlled |
FDA established pharmacologic class: Polymyxin-class Antibacterial [EPC].
Questions
What drugs are Polymyxin-class Antibacterials?
The FDA NDC directory lists 2 single-ingredient drugs in this class: colistimethate, polymyxin b. Another 8 combination products include one of them.
Where does this list come from?
From the established pharmacologic class (EPC) field FDA publishes for each listing in the NDC directory. A drug is listed when most of its prescription listings carry the class.
Related
- ColistimethateColy-Mycin
- Neomycin, polymyxin b and bacitracin zincFDA label
- Neomycin, polymyxin b and dexamethasoneMaxitrol
- Neomycin, polymyxin b and hydrocortisoneFDA label
- Neomycin, polymyxin b, bacitracin zinc and hydrocortisoneFDA label
- Polymyxin b and trimethoprimFDA label
- All drug classesFDA EPC
- Controlled substances by scheduleDEA list
- Generic drug lookupFDA Orange Book
- NDC lookupFDA NDC directory
- Medicare Part D drug coverageBy plan and state