Voriconazole is a broad-spectrum triazole antifungal raw material, appearing as white or off-white crystalline powder. Its chemical name is (2R,3S)-2-(2,4-difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol. This product features high efficacy, low toxicity and strong tissue penetration with high bioavailability, serving as a first-line drug for the treatment of severe invasive fungal infections.

1. Core clinical application: First-line therapy for invasive aspergillosis.

2. Candida infections: Candidemia, esophageal candidiasis and drug-resistant Candida infections in non-neutropenic patients.

3. Rare fungi: Treatment of severe infections caused by Scedosporium, Fusarium and other pathogens.

4. Prophylaxis: Prevention of fungal infections in immunocompromised patients (e.g., chemotherapy recipients, transplant patients).