Folinic Acid (Leucovorin)

Reduced Folateprescription

Folinic acid is 5-formyltetrahydrofolate and is used medically as leucovorin, including methotrexate rescue and chemotherapy modulation. It is distinct from folic acid and L-methylfolate. High-dose or oncology use belongs under clinician-directed treatment.

Pharmacokinetic model

A route-level PK model for folinic acid (leucovorin) is being prepared from published data. Dosing references, studies, and documented interactions are below; the app catalog is updated as models are validated.

Key facts

Category
Reduced Folate
Suggested cadence
once daily

Research behind this entry

  1. Folinic acid improves verbal communication in children with autism and language impairment: a randomized double-blind placebo-controlled trial Frye RE, Slattery J, Delhey L, Furgerson B, Strickland T, Tippett M, Sailey A, Wynne R, Rose S, Melnyk S, James SJ, Sequeira JM, Quadros EV · Molecular Psychiatry, 2018 DOI

    Forty-eight children with autism and language impairment were randomized to high-dose folinic acid or placebo for 12 weeks. Verbal-communication scores improved more with folinic acid, especially in a biomarker-defined…

1 published study referenced in the app, each with a plain-language summary.