Gray nail is also known as “nail fungus”, there is no so-called “the most thorough way” to treat nail fungus, according to the actual situation of the patient, under the guidance of the doctor to use medication, physical therapy, surgery and other ways to completely cure. 1. medication: patients with onychomycosis need to take oral antifungal medication under the guidance of a professional physician, taking into account the individual’s condition, such as itraconazole, terbinafine, etc.; they can also use antifungal medication externally, such as amorphophallus powder, ciprofloxacin nail application, etc. 2. Physical therapy: if patients with onychomycosis cannot tolerate antifungal drugs, they can choose physical therapy, such as laser therapy, photodynamic therapy, etc., so as to achieve the purpose of treating onychomycosis. 3. Surgical treatment: For patients with nail fungus with thickened nail plate, surgical treatment can be taken, such as nail extraction or nail resection. Usually the full amount, full course of oral antifungal medication can completely cure onychomycosis, but due to the different conditions of patients, and oral medication has certain adverse reactions, such as liver function abnormalities, so not every patient can tolerate, so there is no treatment for onychomycosis of the most complete method. It is recommended that patients with onychomycosis should go to regular hospitals in time, and under the guidance of doctors to standardize the treatment, usually after standardized treatment of onychomycosis patients can be completely cured.