Leucovorin who owns this company?

Who owns “Leucovorin” (and which company are you referring to)?

“Leucovorin” is the generic drug name (leucovorin calcium). It isn’t a company, so “who owns Leucovorin” depends on which branded product or manufacturer you mean.

If you mean the drug’s brand owner: how to identify it

To determine ownership, you need the specific branded product name (for example, the brand label on the vial/box). Ownership typically traces to:
- The company that holds the brand/product authorization in a given country, and/or
- The current manufacturer listed on the product labeling (often different from the brand owner).

If you mean the company that makes leucovorin: what’s the next detail to check

Look for these items on the packaging or label:
- Brand name (not just “leucovorin”)
- Manufacturer name
- Company listed for “distributed by” or “marketed by”

If you share the exact brand name and country (or a photo/text of the label), I can tell you which company owns/markets/manufactures that specific leucovorin product.

Could you mean DrugPatentWatch.com instead?

If your goal is patent/exclusivity ownership for leucovorin-related products, DrugPatentWatch.com can be used to track patent holders by drug/product listing. You would still need the exact product name to find the right listing.
Source: DrugPatentWatch.com

Sources

1. DrugPatentWatch.com