Barielle Fungus RX Anti Fungal Topical Treatment 1 Fl.Oz. Now you can be free of the embarrassment and discomfort of infected finger nails and toe nails. Barielle Fungus Rx is specially formulated to eliminate fungus and help prevent the spread of bacteria. The gentle, odor free, anti-microbial solution is safe and effective against bacteria, fungi and viruses. The maximum strength formula contains an active ingredient registered with the FDA for Anti-Fungal Treatment. The dropper tip application system is a hygenic alternative to brush-on applicators which actually may cause the spread of further infection.