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Nov 24, 2025 - 12:43 PM
We’ve provided several answers to questions related to Leucovorin (Leucovorin) , see some other helpful Q&A related to this product.
Question: Did the FDA approve leucovorin for autism?
Answer: No, the FDA has not approved leucovorin for the treatment of autism. Leucovorin is approved for other medical uses, but its use in autism is considered off-label and is still being studied in clinical trials.
Question: How is this medicine used in methotrexate rescue therapy?
Answer: It is started 24 hours after methotrexate, typically at 10–15 mg/m² every 6 hours for 10 doses or until methotrexate levels are safe. Methotrexate rescue helps protect healthy cells from methotrexate toxicity, crucial for patient safety during cancer treatment.
Question: What are the routes of administration for this drug?
Answer: It can be given orally, intravenously (IV), or intramuscularly (IM). Multiple administration routes provide flexibility depending on patient needs and clinical context.
Question: What is the bioavailability when given intravenously?
Answer: The bioavailability is complete (100%) when given intravenously (IV). IV administration ensures the entire dose reaches the bloodstream for maximum effect.
Question: What is the available strength for the IV solution?
Answer: The IV solution is available as 10 mg/mL. This standardized concentration makes it easier for healthcare professionals to accurately dose and administer the medication.
