沉(chen)(chen)香(xiang),中(zhong)(zhong)藥名(ming),為瑞香(xiang)科植物白木(mu)香(xiang)Aquilaria sinensis(Lour.)Gilg含(han)有樹脂(zhi)的木(mu)材。其分(fen)布于廣東、海南(nan)、廣西、福建等地(di)。具(ju)有行(xing)氣(qi)(qi)止痛(tong),溫中(zhong)(zhong)止嘔,納氣(qi)(qi)平喘之(zhi)(zhi)功效,常用于胸腹脹悶疼痛(tong),胃(wei)寒(han)嘔吐呃逆,腎虛氣(qi)(qi)逆喘急。沉(chen)(chen)香(xiang)是知名(ming)的文玩原(yuan)料之(zhi)(zhi)一,也是名(ming)貴(gui)中(zhong)(zhong)藥材之(zhi)(zhi)一,自古(gu)歷代的中(zhong)(zhong)醫典籍(ji)均有記在,并且被列為上品,