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Griseofulvin for Ringworm

Despite its name, ringworm is a fungal infection. It is characterized by a ring-shaped rash with healthy skin in the middle. Several fungal infections in the ringworm family are closely related, including athlete's foot, jock itch and ringworm of the scalp, according to MayoClinic.com. Anti-fungal medications are prescribed to combat and eliminate the ringworm infection. Griseofulvin--sold under the brand names Gris-PEG, Grifulvin V, Fulvicin U/F, and Grisactin--is effective against the fungus, according to WebMD.com.

  1. Indications

    • Griseofulvin is commonly prescribed to treat various ringworm infections, including athlete's foot and ringworm of the body, nails and groin, according to Drugs.com. The drug also treats barber's itch, which is an inflammation of the hair follicles on the face, and ringworm of the scalp. Griseofulvin is a pill that should be taken daily until the infection is gone, which can take up to eight weeks depending upon the type of ringworm infection.

    Considerations

    • Patients with liver damage or a family history of liver or bone marrow disorders consult their doctors before taking griseofulvin, Drugs.com advises. Women who are pregnant should not take griseofulvin. Tell your health care professional about any other medications you are taking, over-the-counter or prescription, to avoid any possible interactions with griseofulvin.

    Special Precautions

    • Griseofulvin should be used with caution in people sensitive to penicillin, as this drug is very similar to it, according to Drugs.com. Griseofulvin can increase sensitivity to sunlight, so it's best to limit exposure. Tests to check the performance of your kidneys and liver and blood cell production should be performed regularly if you take griseofulvin for extended periods.

    Side Effects

    • Possible side effects for griseofulvin include headaches, stomach aches and photosensitivity, WebMD.com and Drugs.com report. Hives and skin rashes can also occur. Consult your doctor if you encounter side effects and if they change in intensity. You might need a dosage adjustment to continue taking the drug.

    Drug Interactions

    • According to Drugs.com, griseofulvin can decrease the effectiveness of birth control pills, so additional protection should be used while on the medication. Consult your doctor if you are taking other medications such as blood thinners and barbiturates, as a combination of these medications might cause unintentional interactions.

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