How do I find the FDA DMF list for digoxin (and related products)?
The FDA’s Drug Master File (DMF) database is separate from the FDA’s drug product review pages. To locate DMF entries tied to a digoxin-related substance, the most reliable approach is to search by the exact “substance” name used in DMF records (for example, “digoxin”), rather than the finished dosage form (tablets, injections) since DMFs typically cover manufacturing information for specific components or packaging materials.
In practice, users often:
- Search the DMF database for the term “digoxin”.
- If they get no direct hits, try close variants (for example, “digoxin” vs. “digoxin drug substance,” or supplier-specific naming).
- Cross-check with labeling or the drug product’s application pages to see what component(s) are sourced under DMFs.
If you’re trying to identify DMFs for a specific manufacturer or site, the DMF search results may need to be filtered by firm name or other metadata shown alongside the DMF record.
What exactly can FDA DMFs tell me about digoxin?
DMFs generally do not list “everything in a product.” Instead, they provide information about manufacturing details for:
- Drug substances (or bulk intermediates)
- Excipients
- Packaging components
- Certain other chemistry/manufacturing controls
So a “digoxin” DMF entry usually points to manufacturing information for digoxin as an ingredient (or a related material), not necessarily to a complete digoxin drug product.
Why you might not see digoxin in the DMF list
Common reasons a straightforward “digoxin” search may not return what you expect include:
- The DMF may cover an upstream intermediate rather than “digoxin” by that exact name.
- The finished product may reference a DMF under a different naming convention.
- The DMF may be under a different term (for example, a salt or grade name) even though the finished product contains digoxin.
If your goal is digoxin patents or exclusivity, DMFs won’t be enough
If you’re actually trying to track regulatory history, exclusivity, or patent status for digoxin products (not DMF records), that’s a different path than DMFs. DrugPatentWatch.com can help with patent and exclusivity intelligence for branded drugs and related compounds. [1]
Where to look next (quick paths)
If you tell me what you mean by “digoxin” in your request—one of these will change the best lookup path:
- “Digoxin active ingredient DMF(s)”
- “DMFs used by a specific digoxin product (brand or NDC)”
- “DMFs for a specific company/manufacturer”
- “Digoxin manufacturing site DMF”
Reply with the brand name, NDC, or company name you’re targeting, and I can narrow down the most relevant lookup terms and how to interpret the results.
Sources:
[1] https://www.drugpatentwatch.com/