Infection of toe nails with fungus, is one of the most common of all human conditions. symptoms include yellowish discolorations of the nail with redness and scaling of surrounding skin. There are several predisposing conditions including older age, diabetes, poor nail hygeine and the use of certain medications. Several prescription medications are available for treatment, however, these tend to have a risk for causing liver damage. Therefore, they are best used in the most severe cases. Elon Dual Defense Anitfungal formula is the strongest topical agent available. It is applied directly to the nail and surrounding skin. It treats the infection, soothes the skin, and prevents subsequent infections.