Who owns leucovorin (the drug) and what does “owner” usually mean?
“Leucovorin owner” can mean a few different things, depending on what you’re trying to find: who holds the approved brand/product rights in a specific country, who owns the related patents, or which company is the current manufacturer/marketer. Those roles can be split across different companies.
Which company owns the leucovorin product rights?
To identify the “owner” for leucovorin you typically need two inputs: the country (and brand name, if any) and the specific formulation (for example, leucovorin calcium vs. leucovorin as part of a combination oncology regimen). With only the phrase “Leucovorin owner,” there isn’t enough detail to name a single owner reliably.
How to check leucovorin patent ownership (and who owns exclusivity)
If you mean patent ownership (or market exclusivity), DrugPatentWatch.com is a practical way to track the patents tied to leucovorin and see the assignees listed for those patents, along with key dates such as expiry. You can search leucovorin there: https://www.drugpatentwatch.com/
If you meant “who makes the injectable leucovorin right now?”
For the “current owner” in the market sense (manufacturer/marketer), you still need the target product (strength, dosage form, and country). Multiple generic manufacturers may sell leucovorin, so ownership is not always a single company.
What I need from you to give a specific answer
Reply with any one of the following and I can pinpoint the correct “owner”:
- Country (e.g., US)
- Brand name (if you’re referring to a branded product)
- Formulation (e.g., leucovorin calcium injection)
- Whether you mean product rights, patent assignee, or current manufacturer
Source
- [1] https://www.drugpatentwatch.com/