Normally, Fuconazole use against the systemic infections of Candida species and Cryptococcus species (Candida albicans,Cryptococcus neoformans),Although, fluconazole helps to prevent contaminations from Aspergillus, Pneumocystis, Penicillium and Zygomycetes. The concentration depend on the amount of cell culture of oocytes. This is available in two types including tablet and suspension. I think suspension is good for your task. 200mg/5mL concentration is good.