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Griseofulvin for Ringworm of the Skin


Examples

Generic NameBrand Name
griseofulvinGrifulvin V, Gris-PEG

Griseofulvin is taken as a pill (orally).

You take it once or twice a day for 2 to 8 weeks.

How It Works

Griseofulvin inhibits the growth of fungi.

Why It Is Used

Griseofulvin is used to treat ringworm of the skin, especially if ringworm has not cleared after using topical medicine or when ringworm rash is widespread.

How Well It Works

Griseofulvin is an effective treatment for ringworm of the skin.

You should take it with fatty foods for better absorption in the body.

Side Effects

  • Stomach upset
  • Headaches
  • Increased sensitivity of skin to sunlight (photosensitivity)

See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)

If you are taking antifungal pills, your doctor may monitor your blood count and liver and kidney function during treatment to watch for any bad side effects. This may not be needed in healthy children.

What To Think About

  • Woman who are pregnant, people with certain diseases such as lupus, and people who are allergic to penicillin should not take griseofulvin.
  • You should not take griseofulvin with some other medicines, such as birth control pills or blood thinners. Let your doctor know what other medicines you are taking.

Complete the new medication information form (PDF)Click here to view a form.(What is a PDF document?) to help you understand this medication.

Credits

ByHealthwise Staff
Primary Medical ReviewerKathleen Romito, MD - Family Medicine
Specialist Medical ReviewerAlexander H. Murray, MD, FRCPC - Dermatology
Last RevisedMarch 21, 2011

eMedicineHealth Medical Reference from Healthwise

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