Toe gray nail (nail fungal disease) for the nail plate is caused by fungal infection, according to the severity of the disease need to choose the appropriate treatment to be able to treat, but there is a certain possibility of recurrence, so do not seek to get rid of the root of the mild gray nail can be coated with relevant drugs or through oral antifungal medication to carry out the treatment, if the condition is serious, then combined with surgery to treat. 1. Mild nail fungus disease: Mild nail fungus disease patients can be treated with medication, both topical and oral. Topical drugs such as amorolfine hydrochloride application, because the nail plate is thicker, it is difficult to penetrate the drug ingredients, you can soak your feet in advance, use tools to thin the nails, and then use the drug, so that the drug can be better absorbed. You can also take oral medication, such as itraconazole capsules, terbinafine hydrochloride tablets and so on. 2. Severe gray nails: If the gray nails are more serious, the effect of medication is not good, or symptoms such as ingrown nails or onychomycosis occur, you can consider surgical treatment to remove the problematic nail plate. However, there are risks associated with surgery. Surgical treatment has a large invasive surface that may bleed and become infected, so be fully prepared. If you have nail fungus disease you should go to the hospital in time and follow the doctor’s instructions for treatment, so as not to delay the condition.