Folic acid

Generic Name: Folic acid

Brand Names:

Availability: Over-the-Counter (OTC)

Drug Class: Antianaemia drug/Iron Supplement

Therapeutic action

  • Antianaemia drug

Indications

  • Treatment of folate-deficient megaloblastic anaemias: severemalnutrition, repeated attacksof malaria, intestinal parasitosis, etc.

Forms and strengths

  • 5 mg tablet

Dosage and duration

  • Child under 1 year: 0.5 mg/kg once daily for 4 months
  • Child over 1 year and adult: 5 mg once daily for 4 months;15 mg once daily in malabsorption states

Contra-indications, adverse effects, precautions

  • Do not combine with sulfadiazine-pyrimethamine in patients with toxoplasmosis nor sulfadoxine- pyrimethamine in patients with malaria: folic acid reduces the efficacy of these treatments.
  • Pregnancy: no contra-indication
  • Breast-feeding: no contra-indication

Remarks

  • Folic acid must not be used for the treatment of anaemia due to antifolates (pyrimethamine, trimethoprim or methotrexate). Use folinic acid.
  • Folic acid is also used for primary and secondary prophylaxis of neural tube defects and for prophylaxis of acute anaemia in patients with sickle-cell anaemia.

Storage

– Below 25 °C