Diflucan is the generic brand of fluconazole. Diflucan is a prescription drug used to treat fungal infections like thrush in the mouth and throat, and also yeast infections in women. Diflucan belongs to a class of drugs called antifungals. Diflucan acts by inhibiting fungus from creating its own form of plant based cholesterol essential for the survival of fungus.

DIFLUCAN Dosage Forms and Doses

Diflucan is available in pill, liquid and cream form. It is available in 100mg, 150mg and 200mg of pink flavor. For treatment of fungus in the mouth, take 200mg on the first day, and reduce to 100mg per day for a duration of 2 weeks. For treatment of fungal infections of the esophagus, take 200mg on the first day, and 100mg per day for a duration of three weeks.

Depending on the efficiency of the medication, your doctor might up your dosage to 400mg. For treatment of yeast infections of the vagina, a one-time dose of 150mg by mouth is required. For prevention of fungal infections while treating bone marrow transplant patients, take 400mg per day. Patients suffering from a type of meningitis should take a 400mg dose or more of Diflucan for the first day, and 200mg dose per day.

For children, ask your doctor for the prescription, Diflucan dosage for children is based on their weight. Patients should follow their doctor instructions on the usage of Diflucan and ensure you use the medication correctly and completely.


Common side effects of Diflucan include headache, nausea, diarrhea, vomiting, rash and stomach pain. Report these severe side effects of Diflucan to your doctor once it occurs; liver failure and inflammation, breathing difficulty, seizures, high triglycerides and low potassium levels in the blood, severe and life-threatening skin reactions such as Steven-Johnsons syndrome, a drop in white blood cell count, and changes in electrical activity of the heart.

Warning: Patients taking Hismanal, Norpace, erythromycin present drug (erythromycin stearate, erythromycin base), medication for irregular heartbeat (covert, Norpace), Lozol and quinidine medications should not take Diflucan.

Patients who are allergic to Diflucan or any of its active ingredient should not take Diflucan. Patients on medication that changes the electrical activity of the heart should not take Diflucan.


Avoid alcohol intake while taking Diflucan medications. They both cause headache and stomach discomfort; drinking alcohol with Diflucan medication may worsen side effects of Diflucan. Before administering Diflucan, inform you doctor if you are pregnant or have kidney problems. In addition, patients that are allergic to the azoles, which is the building block of a certain group of antifungal drugs, fluconazole inclusive; should not take Diflucan. In any event of Overdose, contact the nearest poison center.