Fungal infection can also be caused by an injured nail. Finally, people who are susceptible to fungus growth such as those with poor circulation, diabetes, trauma or deficiencies of the immune system are also at risk for developing nail fungus. Since the fungus lives under the nails, treatment can often be difficult. Topical therapy and oral antifungal medications are both used. However, creams directly applied to the nails usually can't penetrate the thick nails and are therefore, either used in an early infection state or are a compliment to drugs taken orally.
Liver damage is a side effect.
Hence, these drug only need to be taken three to four months. This is a medicinal fungicide and tissue penetrating agent that penetrates tissue and promotes an environment unfavorable to the fungus. Keep nails clean. Avoid exposing bare feet to public areas. Do not wear airtight shoes.