who makes leucovorin

Leucovorin is made by multiple companies. It is available as a generic drug and also under the brand name Wellcovorin, which was originally marketed by GlaxoSmithKline (GSK) from 1983 to 1997. More than six manufacturers produce leucovorin, according to the U.S. Food and Drug Administration (FDA). Some of the companies currently associated with leucovorin production include Hikma Pharmaceuticals, Fresenius Kabi, Meitheal Pharmaceuticals, Sagent, Slate Run Pharmaceuticals, and Viatris, though availability may vary due to demand and shortages.