灰指(趾)甲,是因真菌侵犯指(趾)甲引起的传染性皮肤病,称为浅部真菌病,俗称“癣病”。甲真菌病属难愈之症,由于指(趾)甲处于肢体远端,治疗时,内服抗真菌药物到达率很低,较难奏效。市场上销售的外用药和医院用的内服药治灰指(趾)甲,费用均需几百元以上,且内服药对肝、肾等 Gray refers to (toe) A, is due to fungal invasion of the finger (toe) A caused by infectious skin disease, known as superficial fungal disease, commonly known as “ringworm.” Onychomycosis is a refractory disease, because the nail (a) in the distal limbs, treatment, oral antifungal drug arrival rate is very low, more difficult to work. External drugs sold in the market and the hospital for the treatment of gray refers to the index finger (toe) A, the costs are required to several hundred dollars, and the medication on the liver, kidney, etc.