Extra strength treatment for verrucas warts corns and calluses complete treatment kit with special applicator emery board and instructions dries to form a waterresistant protective barrier designed to inhibit spread of the verrucawart infection no plasters necessary simple oncedaily application active ingredients salicylic acid 260 ww simple oncedaily applicationcarefully apply a thin coating 1 or 2 drops of bazuka extra strength gel to the surface of the verruca wart corn or ca