Folic Acid

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    About this medicine

    Generic name Folic Acid
    Active ingredients Folic acid
    Brand names (as verified) Folvite; Fol 5 (brand availability varies by market)
    Dosage form Tablet
    Strength 400 micrograms and 5 mg tablets; correct strength depends on the purpose and clinical recommendation.
    Prescription classification Both Rx and OTC strengths exist (verified)
    Approved routes of administration Oral
    Applies to IN; product status and availability may vary by jurisdiction

    Approved indications

    • Folic acid is a B vitamin used to prevent or treat folate deficiency. It is also recommended before and during early pregnancy to reduce the risk of neural tube defects. Higher-dose treatment is reserved for specific clinician-directed indications.

    Contraindications (do not use if…)

    • Do not take folic acid if you have had a serious allergic reaction to it or any product ingredient. Folic acid alone should not be used to treat unexplained anaemia without first ruling out vitamin B12 deficiency.

    Important precautions

    • The right strength depends on your pregnancy status, medical history, diet, and other medicines. High doses can hide signs of vitamin B12 deficiency while neurological damage continues progressing.

    Common side effects

    • Folic acid is usually very well tolerated at recommended doses. Occasional nausea, bloating, or an unpleasant taste may occur.

    Serious side effects — seek urgent medical care

    • Serious allergic reactions are rare but need urgent attention. Persistent anaemia or neurological symptoms should be assessed by a clinician rather than treated with supplements alone.

    Important interactions

    • Some anti-seizure medicines, methotrexate, and other antifolate medicines can interact with folic acid. Discuss any current treatment with your doctor or pharmacist.

    Allergy considerations

    • Avoid folic acid if you have had a serious reaction to it or any product ingredient.

    Pregnancy and lactation

    Pregnancy safety Use with caution — see notes
    Notes
    • Folic acid is commonly recommended before conception and in early pregnancy, but the required dose varies. High-dose use should be guided by a clinician.

    Information

    Lactation safety Use with caution — see notes
    Notes
    • Folate needs during breastfeeding depend on your diet and health. Confirm the right product and dose with a clinician if you are treating a deficiency.

    Children and older adults

    • Use an age-appropriate preparation. Higher-dose regimens should only be used for the intended indication under professional guidance.

    Storage

    • Store in the original packaging in a dry place away from heat and children.

    Missed dose

    • Follow the product or prescription instructions. Do not double up to make up for a missed dose.

    Overdose

    • Excessive or prolonged high-dose use should be reviewed by a clinician, especially if there is any possibility of vitamin B12 deficiency.

    This page is general information, not personal advice. Never change, start or stop any medicine without speaking to your doctor or pharmacist.