Leucovorin

Drug

Drug Profile

Leucovorin (folinic acid) is a reduced folate medicine used to decrease toxic effects from folate antagonists and in combination oncology regimens. It is also used in megaloblastic anemia and selected folate-related disorders. U.S. regulatory materials include modern approvals for specific tablet indications such as cerebral folate deficiency.

Drug Class
Antidote / reduced folate agent
Approval Status
FDA approved for modern tablet indication in cerebral folate deficiency (2025).
Mechanism of Action
Active folate form that bypasses dihydrofolate reductase activation requirements.
Brand Names
  • Wellcovorin
  • Vykoura
Indications
  • \Megaloblastic anemia\
  • \Methotrexate rescue/overdosage\
  • \Folic acid antagonist overdose\
  • \Colorectal cancer\

Related News

FDA Approves Leucovorin for Rare Genetic Condition Linked to Autism Features

The FDA has approved leucovorin for cerebral folate deficiency with FOLR1 gene variant, not for autism broadly. Agency officials cited insufficient data for broader autism efficacy despite previous hype. Prescriptions for the drug surged 71% among children following earlier promotional statements.

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