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煤焦油是治疗某些皮膚病最有效的药物之一,但因易污染衣服,而限制了用途。此外,由于使用賦形剂的性質不同,常使煤焦油失去治
Coal tar is one of the most effective drugs for the treatment of certain skin diseases, but its use is limited by its tendency to contaminate clothes. In addition, due to the different nature of the use of excipients, coal tar is often lost