• Basic Info
• Top Questions
• Clinical Info

What is this medicine?

GRISEOFULVIN (gri see oh FUL vin) is an antifungal medicine. It is used to treat certain kinds of fungal or yeast infections of the skin, hair, or nails.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

• liver disease
• porphyria
• systemic lupus erythematosus (SLE)
• an unusual or allergic reaction to griseofulvin, penicillin, other foods, dyes or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should I use this medicine?

Take this medicine by mouth. Follow the directions on the prescription label. Shake well before using. For best results take with a high fat meal. Use a specially marked spoon or container to measure your dose. Household spoons are not accurate. Take your medicine at regular intervals. Do not take it more often than directed. Do not skip doses or stop your medicine early even if you feel better. Do not stop taking except on your doctor's advice.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medicine?

• barbiturate medicines for sleep or seizures
• female hormones, like estrogens or progestins and birth control pills
• warfarin

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medicine?

Visit your doctor or health care professional for regular check ups. Tell your doctor or health care professional if your symptoms do not improve or if they get worse. Some fungal infections need many weeks or months of treatment to cure.

Follow your doctor's instructions on how to care for the infection. You may need to use another medicine on your skin while you are taking this medicine.

This medicine can make you more sensitive to the sun. Keep out of the sun. If you cannot avoid being in the sun, wear protective clothing and use sunscreen. Do not use sun lamps or tanning beds/booths.

Birth control pills may not work properly while you are taking this medicine. Talk to your doctor about using an extra method of birth control.