Product image of Lederfolin (Calcium Levofolinate) supplied by GNH India

Lederfolin

Active Ingredient:
Calcium Levofolinate
Origin:
EU

Lederfolin (Calcium Levofolinate)

Calcium Levofolinate, the active ingredient in Lederfolin, is a folate analog presented as an oral formulation for oral use. It supplies a reduced form of folic acid that bypasses dihydrofolate reductase, allowing DNA synthesis to resume and providing rescue therapy after high‑dose methotrexate, supporting chemotherapy regimens, and correcting folate deficiency in patients who need rapid folate repletion.

GNH India supplies Lederfolin as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, oncology centres, pharmacies and clinics worldwide.

Manufacturer / TM Owner

Pfizer Italia S.R.L.

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Indications & Clinical Uses

Lederfolin (calcium levofolinate) acts on folate metabolism pathways and is employed in several clinical settings.

  • Rescue therapy after high‑dose methotrexate: restores folate pools to reduce toxicity and protect normal cells.
  • Adjunct in cancer chemotherapy regimens: supports DNA synthesis in healthy tissues during antifolate treatment.
  • Treatment of folate deficiency: provides bioavailable reduced folate for patients with inadequate folate status.

How It Works

  • Calcium levofolinate is a stable, reduced form of folic acid that enters cells via reduced folate carriers. It bypasses the enzymatic step catalyzed by dihydrofolate reductase, directly replenishing tetrahydrofolate pools needed for purine and pyrimidine synthesis. By restoring intracellular folate, it enables DNA replication and repair in normal cells, counteracting the cytotoxic effects of antifolate agents such as methotrexate.

Side Effects

Lederfolin may be associated with a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects

  • Nausea: mild gastrointestinal upset.
  • Diarrhea: loose stools.
  • Rash: mild skin erythema.
  • Headache: transient.

Serious or Rare Side Effects

  • Anaphylaxis: severe allergic reaction.
  • Neutropenia: marked reduction in white blood cells.
  • Hepatic dysfunction: elevated liver enzymes.
  • Stevens‑Johnson syndrome: severe skin reaction.

Precautions & Warnings

When prescribing Lederfolin, clinicians should consider several safety precautions to minimize risk.

  • Renal function: assess baseline kidney function before initiation.
  • Hepatic function: monitor liver enzymes during therapy.
  • Concomitant antifolate agents: avoid overlapping high‑dose methotrexate without appropriate timing.
  • Pregnancy: use only if potential benefit justifies potential risk to the fetus.
  • Drug interactions: review all concomitant medications for folate pathway interference.
  • Store at ambient temperature: keep in original container, protect from moisture and light.

Avoid Interactions

Lederfolin can interact with other medicines, some of which require avoidance and others close monitoring.

Major Interactions (Avoid)

  • Trimethoprim‑sulfamethoxazole: may antagonize folate rescue effect.
  • Phenytoin or carbamazepine: can increase folate metabolism and reduce efficacy.

Moderate Interactions (Monitor Closely)

  • NSAIDs (e.g., ibuprofen): may affect renal clearance of folate.
  • Proton pump inhibitors: may alter gastrointestinal absorption.
  • High‑dose vitamin B9 supplements: may diminish need for rescue therapy.

Frequently Asked Questions

Lederfolin contains calcium levofolinate and is used as a folate rescue agent. It helps reduce toxicity after high‑dose methotrexate, supports normal cell recovery during cancer chemotherapy, and treats patients with folate deficiency who need rapid replenishment of reduced folate.

Calcium levofolinate is a reduced form of folic acid that bypasses the dihydrofolate reductase step. By directly supplying tetrahydrofolate, it restores the cellular folate pool needed for DNA synthesis and repair, allowing healthy cells to recover from the effects of antifolate drugs.

The dosage of Lederfolin is determined by the prescribing clinician based on the specific indication, patient weight, renal function, and the concurrent chemotherapy regimen. Only a qualified health professional should set the dose and schedule.

Safety data for Lederfolin in pregnancy and lactation are limited. It should be used only if the potential benefit to the mother outweighs any possible risk to the fetus or infant, and the decision must be made by a qualified health care provider.

To order Lederfolin, submit an enquiry on the product page at gnhindia.com with the required quantity. GNH India works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Lederfolin provides calcium levofolinate, a stable reduced folate that bypasses dihydrofolate reductase, similar to other agents such as leucovorin. Clinical choice often depends on formulation, regulatory status, and supplier availability; Lederfolin offers EU‑sourced quality and GNH India's global distribution network.

Lederfolin should be stored at ambient temperature, below 25 °C, in its original packaging to protect it from moisture and light. Keep the container tightly closed and out of reach of children.

Lederfolin is administered orally as directed by the prescribing clinician. It is typically taken with water, and the timing relative to methotrexate or other chemotherapy agents is coordinated to maximize rescue effectiveness.

Serious adverse reactions include anaphylaxis, severe neutropenia, hepatic dysfunction, and rare skin conditions such as Stevens‑Johnson syndrome. Patients should be monitored for signs of allergic reaction, blood count changes, and liver enzyme elevations during therapy.

Lederfolin should be avoided in patients with known hypersensitivity to calcium levofolinate or any excipients, and in those with severe renal or hepatic impairment unless a specialist determines that benefits outweigh risks. Pregnant or breastfeeding women should use it only under strict medical supervision.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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