Generic Gresiofulvin

Common use

Gresiofulvin is an antifungal medication which used to treat fungal infections of the skin, hair, and nails such as jock itch, athlete's foot, and barber's itch. Use it alone or with other drugs that are applied to the skin for fungus infections.



Dosage and direction

Consult with your doctor before using. Use no more than was prescribed. Shake well before using. Take it orally once a day or divided into smaller doses, as determined by your doctor. Take with a high fat meal if you want to get more benefits.

The recommended dose for children 2 years and older is 10-20 mg/kg/day in single or 2 divided doses or micro-size 5-10 mg/kg/day in single or 2 divided doses.

The recommended dose for adults is 330-375 mg/day in single or divided doses; doses up to 750 mg/day have been used for infections more difficult to eradicate such as tinea unguium.

It is usually taken during several weeks for skin infections, during the month for hair and scalp infections, during two moths for foot infections, 3 to 4 months for fingernail infections, and at least 6 months for toenail infections.

Note: this instruction presented here just for review. It's very necessary to consult with your doctor before using. It help you to get best results.



Precautions

Before using Gresiofulvin tell your doctor if you are allergic to griseofulvin, penicillin, or any other drugs. Gresiofulvin may make your skin sensitive to sunlight, so you should wear protective clothing, sunglasses, and sunscreen. Gresiofulvin may increase the effects of alcohol. Taken Gresiofulvin with alcohol may cause fast heartbeat, increased sweating, flushing, or redness of the face. Therefore, if you have this reaction, do not drink alcoholic beverages while you are taking this medicine, unless you have first checked with your doctor.This medication hould not be used during pregnancy, becoming pregnancy or lactating. Do not use Gresiofulvin before breast-feeding without doctor's permission.



Contraindications

Gresiofulvin is not allowed in persons with hepatic disease, porphyries, systemic lupus erythematosus, lupus syndrome, system blood diseases, organic diseases of liver and kidneys, malignant neoformations or pregnancy.



Possible side effect

They may include an allergic reactions like skin rash or hives, swelling of the face, lips, or tongue. Also the most possible side effects include:

breathing problems

confusion

dark urine

fever or infection

loss of appetite

pain, tingling, numbness in the hands or feet

skin rash, redness, blistering, or peeling of skin

sores or whites patches in the mouth

unusually weak or tired

yellowing of the eyes or skin

Less serious include:

dizziness

headache

nausea, vomiting

stomach pain

trouble sleeping

If you experience one of them stop using Serevent and tell your doctor as soon as possible. Also consult with your doctor about any side effect that seems unusual.



Drug interaction

Gresiofulvin interact with the follow drugs: desogestrel; ethinyl Estradiol; etonogestrel; levonorgestrel; mestranol; norelgestromin; norethindrone; norgestrel; phenobarbital; warfarin. Also note that interaction between two medications does not always mean that you must stop taking one of them. As usual it affects the the effect of drugs, so consult with your doctor about how it interactions are being managed or should be managed.



Missed dose

If you forgot to take your dose in time, please do it as soon as you remember. But do not take if it is too late or almost time for your next dose. Do not increase your recommended dose. Take your usually dose next day in the same regularly time.



Overdose

Symptoms of Gresiofulvin overdose are not known well but most possible include: lethargy, vertigo, blurred vision, nausea, vomiting, and diarrhea. If you experience one of them or any unusual symptoms call your doctor immediately.



Storage

Store at room temperature between 20-25 C (68-77 F).



Disclaimer

We provide only general information about medications which does not cover all directions, possible drug integrations, or precautions. Information at the site cannot be used for self-treatment and self-diagnosis. Any specific instructions for a particular patient should be agreed with your health care adviser or doctor in charge of the case. We disclaim reliability of this information and mistakes it could contain. We are not responsible for any direct, indirect, special or other indirect damage as a result of any use of the information on this site and also for consequences of self-treatment.

Clinical Verification

Last Clinically Updated: August 15, 2026

Written By

Dr. Elena Vance, PharmD

Clinical Specialist in Neuropharmacology

Fact Checked By

Marcus Thorne, MS

Biomedical Data & FDA Label Verification

Medically Reviewed By

Dr. Arthur Campbell, MD

Board-Certified Psychiatrist (ABPN)