Vaginal infections:

Indications for: DIFLUCAN 150mg

Vaginal candidiasis.

Adult Dosage:

150mg orally once.

Children Dosage:

Not recommended.

DIFLUCAN 150mg Contraindications:

Concomitant terfenadine at multiple doses of fluconazole ≥400mg. Concomitant drugs known to prolong the QT interval and metabolized by CYP3A4 (eg, erythromycin, pimozide, quinidine).

DIFLUCAN 150mg Warnings/Precautions:

Risk of serious hepatotoxicity; monitor liver function during therapy and for signs/symptoms of hepatic injury; discontinue if occurs. Proarrhythmic conditions. Monitor closely for skin rashes; discontinue if lesions progress. Allergy to other azoles. Renal or hepatic impairment. Elderly. Pregnancy: avoid; may cause rare congenital anomalies in infants exposed in-utero during 1st trimester. Nursing mothers.

DIFLUCAN 150mg Classification:

Azole antifungal.

DIFLUCAN 150mg Interactions:

See Contraindications. Avoid concomitant voriconazole; if needed, monitor closely esp. when given within 24hrs after fluconazole. Caution with amiodarone (esp. with high-dose fluconazole), other drugs metabolized by CYP2C9 and CYP3A4 with a narrow therapeutic window. Potentiates abrocitinib, lemborexant; avoid. Potentiates ivacaftor, warfarin, sulfonylureas, oral midazolam, theophylline, tofacitinib, tolvaptan, triazolam, alfentanil, amitriptyline, nortriptyline, saquinavir, sirolimus, carbamazepine, NSAIDs, zidovudine; monitor and adjust dose as necessary. May increase levels of phenytoin, halofantrine, ibrutinib, methadone, rifabutin, tacrolimus, vinca alkaloids, cyclosporine, fentanyl, CCBs, losartan, lurasidone; monitor. Concomitant celecoxib: reduce celecoxib dose by half. Increased risk of myopathy/rhabdomyolysis with concomitant HMG-CoA reductase inhibitors; may need dose reduction of these statins. Avoid concomitant olaparib; reduce its dose if unavoidable. May be potentiated by diuretics. May be antagonized by oral cimetidine, rifampin. Concomitant prednisone: monitor for adrenal cortex insufficiency when fluconazole stopped. CNS effects with Vitamin A. Oral contraceptives: see full labeling. Avoid other hepatotoxic drugs.

Adverse Reactions:

Nausea, headache, rash, vomiting, abdominal pain, diarrhea, dizziness; hepatotoxicity, adrenal insufficiency; rare: anaphylaxis, exfoliative dermatitis, QT prolongation, Torsade de pointes.



Drug Elimination:

Renal (~91%). Half-life: ~30 hours (range: 20–50 hours).

Generic Drug Availability:


How Supplied: