Interferon Beta-1a · INTERFERON BETA-1A 30 ug/.5mL · Injection, Solution · Intramuscular · Biogen Inc.
NDC 59627-0003-01 · 1 SYRINGE in 1 CARTON / .5 mL in 1 SYRINGE · BLA · View full market →
Just 2 companies supply this market — thin enough that a single exit would be felt immediately. Historically, drugs in this position went on to a new shortage within 90 days about 0.4% of the time — roughly 3× the typical drug (0.1%).
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No Medicare Part D plan in CMS's quarterly files lists this product. That usually means it is discontinued, a repackager's listing, or a product no plan has added to its formulary.
How Part D pricing works →No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Not scored — fragility is computed for NADAC-priced NDCs.
sterile injectable · sole-source market
For scale: the typical drug’s chance is about 0.1% — this one is 3× that.
Backtested statistical model over the whole market, not this package alone. Model details →
Establishments this product's FDA label declares, located via FDA registration data. How we built this →
There's no legal definition — it meets 3 of 6 public criteria. Why that matters →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Biogen Inc. | INTERFERON BETA-1A 30 ug/.5mL | Jul 15, 2026 | Sep 3, 2026 |
| EMD Serono, Inc. | INTERFERON BETA-1A 22 ug/.5mL | Jul 15, 2026 | Sep 3, 2026 |
| EMD Serono, Inc. | INTERFERON BETA-1A 44 ug/.5mL | Jul 15, 2026 | Sep 3, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Avonex Pen — NDC 59627-0003-01," retrieved September 3, 2026, https://drugdashboards.com/drug/59627000301.
Free to cite with attribution — see how the data is put together.