| 36000-175 | Nafcillin | Nafcillin | Claris Lifesciences, Inc. | ANDA | Current |
| 36000-176 | Nafcillin | Nafcillin | Claris Lifesciences, Inc. | ANDA | Current |
| 44567-221 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 44567-221 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 44567-221 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 44567-222 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 44567-222 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 44567-222 | Nafcillin | Nafcillin | WG Critical Care, LLC | ANDA | Current |
| 67850-031 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-031 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-031 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-031 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-031 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-032 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-032 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-032 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-032 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 67850-032 | Nafcillin | Nafcillin Injection | Methapharm Inc. | ANDA | Current |
| 70860-116 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |
| 70860-116 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |
| 70860-116 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |
| 70860-117 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |
| 70860-117 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |
| 70860-117 | Nafcillin | nafcillin sodium | Athenex Pharmaceutical Division, LLC. | ANDA | Current |