Data / Drug companies / Interferon beta-1a
Interferon beta-1a: 2 companies and 10 products in the FDA NDC directory
Interferon beta-1a is listed in the FDA National Drug Code Directory by 2 companies, with 10 products in commercial distribution. 0 of the products (0.0%) are marketed under an abbreviated new drug application (ANDA), the generic route. The most common dosage forms are injection, solution; kit, and the newest product started marketing on August 29, 2014.
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- Companies listing it
- 2
- Products
- 10
- Generic (ANDA) products
- 0 (0.0%)
- Application numbers
- 2
- Routes
- Subcutaneous, Intramuscular
- Brand names
- Rebif Rebidose, Rebif, Avonex, Rebif, Avonex, Avonex Pen
- openFDA record search
- api.fda.gov
Companies that list interferon beta-1a
Ranked by number of products. Finished drugs in commercial distribution.
| Company | Products | Main dosage forms | Main marketing category | Newest product started |
|---|---|---|---|---|
| Emd Serono, Inc. | 6 | injection, solution; kit | Biologics (BLA) | December 21, 2012 |
| Biogen Inc. | 4 | kit; injection, solution | Biologics (BLA) | August 29, 2014 |
Dosage forms
| Dosage form | Products | Share |
|---|---|---|
| Injection, solution | 6 | 60% |
| Kit | 4 | 40% |
Marketing categories
| Marketing category | Products | Share |
|---|---|---|
| Biologics (BLA) | 10 | 100% |
Pharmacologic classes
| Class | Products |
|---|---|
| Interferon beta | 6 |
Updated November 6, 2026. Read from US Food and Drug Administration, National Drug Code Directory (openFDA). CC0 1.0 public domain dedication (openFDA). Counts are products in the FDA National Drug Code Directory on November 6, 2026: 138,262 products in commercial distribution, meaning without a marketing end date in the past. A company is a labeler code; one company can hold several codes, and the directory carries no address. Inclusion in the directory is not FDA approval, and the marketing category says under which kind of application or rule a product is sold. This page uses openFDA data and is not endorsed or certified by FDA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.