沉香(xiang),中(zhong)藥名(ming)(ming),為(wei)瑞香(xiang)科(ke)植(zhi)物白木香(xiang)Aquilaria sinensis(Lour.)Gilg含有樹脂的(de)(de)木材。其分(fen)布于廣東(dong)、海(hai)南、廣西、福建等(deng)地。具有行(xing)氣止痛(tong),溫中(zhong)止嘔,納氣平喘(chuan)之功(gong)效,常用于胸腹(fu)脹悶(men)疼痛(tong),胃寒嘔吐呃逆,腎虛氣逆喘(chuan)急。沉香(xiang)是知名(ming)(ming)的(de)(de)文玩原料之一,也是名(ming)(ming)貴中(zhong)藥材之一,自古歷代的(de)(de)中(zhong)醫典籍均有記在,并且被列為(wei)上品,