沉(chen)(chen)香(xiang),中(zhong)(zhong)藥名,為瑞香(xiang)科植物白(bai)木(mu)香(xiang)Aquilaria sinensis(Lour.)Gilg含(han)有(you)樹(shu)脂的(de)木(mu)材(cai)。其分(fen)布于廣(guang)東、海南、廣(guang)西、福建等地。具有(you)行(xing)氣(qi)(qi)止痛,溫中(zhong)(zhong)止嘔,納氣(qi)(qi)平(ping)喘之(zhi)(zhi)功效,常(chang)用于胸腹(fu)脹悶(men)疼痛,胃(wei)寒(han)嘔吐呃逆,腎虛氣(qi)(qi)逆喘急。沉(chen)(chen)香(xiang)是知名的(de)文玩(wan)原(yuan)料(liao)之(zhi)(zhi)一,也是名貴(gui)中(zhong)(zhong)藥材(cai)之(zhi)(zhi)一,自古歷代的(de)中(zhong)(zhong)醫典籍均有(you)記在,并且被(bei)列(lie)為上品,