FDA drug class
Penicillin-class Antibacterials list
Every FDA-approved prescription drug the FDA NDC directory tags with the Penicillin-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 8 single-ingredient drugs in this class: amoxicillin, ampicillin, dicloxacillin, nafcillin, oxacillin, penicillin g, penicillin g benzathine, penicillin v. Another 6 combination products include one of them.
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Penicillin-class Antibacterials (14)
| Drug | Brand names | Type | NDC listings | DEA schedule |
|---|---|---|---|---|
| Amoxicillin | Amoxil | Single ingredient | 279 | Not controlled |
| Ampicillin | None listed | Single ingredient | 74 | Not controlled |
| Dicloxacillin | None listed | Single ingredient | 10 | Not controlled |
| Nafcillin | None listed | Single ingredient | 24 | Not controlled |
| Oxacillin | None listed | Single ingredient | 13 | Not controlled |
| Penicillin g | Pfizerpen | Single ingredient | 23 | Not controlled |
| Penicillin g benzathine | Bicillin L-a | Single ingredient | 4 | Not controlled |
| Penicillin v | None listed | Single ingredient | 73 | Not controlled |
| Amoxicillin and clavulanate | Augmentin Es-600 | Combination | 199 | Not controlled |
| Amoxicillin and clavulanic acid | None listed | Combination | 6 | Not controlled |
| Ampicillin and sulbactam | Unasyn | Combination | 43 | Not controlled |
| Omeprazole, amoxicillin and rifabutin | Talicia | Combination | 1 | Not controlled |
| Penicillin g benzathine and penicillin g procaine | Bicillin C-r 900/300 | Combination | 3 | Not controlled |
| Piperacillin and tazobactam | Zosyn | Combination | 84 | Not controlled |
FDA established pharmacologic class: Penicillin-class Antibacterial [EPC].
Questions
What drugs are Penicillin-class Antibacterials?
The FDA NDC directory lists 8 single-ingredient drugs in this class: amoxicillin, ampicillin, dicloxacillin, nafcillin, oxacillin, penicillin g, penicillin g benzathine, penicillin v. Another 6 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
- AmoxicillinAmoxil
- AmpicillinFDA label
- DicloxacillinFDA label
- NafcillinFDA label
- Penicillin g benzathineBicillin L-a
- Penicillin vFDA label
- Amoxicillin and clavulanateAugmentin Es-600
- Ampicillin and sulbactamUnasyn
- 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