Fluconazole mesylate is primarily used in the pharmaceutical industry as an antifungal agent. It is effective in treating various fungal infections, including those caused by Candida species, such as oral thrush, esophageal candidiasis, and systemic candidiasis. It is also used to prevent fungal infections in individuals with weakened immune systems, such as those undergoing chemotherapy or organ transplant recipients. Additionally, it is applied in the treatment of cryptococcal meningitis, a serious fungal infection of the brain and spinal cord. Its use extends to veterinary medicine for managing fungal infections in animals. The compound’s stability and solubility make it suitable for formulation into different dosage forms, including tablets, injections, and oral suspensions.