手足不温一症,乃阳气不足,不能温达四末所致。硫黄内服有补火助阳之功。笔者近几年以生硫黄内服治手足不温者6例,均取得很好疗效。　　硫黄一药,外用内服均可。但历代医家皆谓生硫黄有毒,硫黄需制后方可内服。张寿甫先生所著《医学衷中参西录》曰:“……盖硫黄制熟则力减,少服 Hand, foot and a fever is not a disease, but lack of yang, can not be caused by the end of the four temperatures. Sulphur has internal combustion to boost the power of Yang. In the past few years, the authors treated 6 patients who were not warmed by sulfur orally and achieved good results. A drug of sulfur, external use can be taken orally. However, all medical doctors are said to be toxic sulfur, sulphur required before systemic administration. Mr. Zhang Shouyi’s “Medical Participation in Western Medicine” written by Mr. Zhang Shouyi: “...