【炮制】    除去灰屑。用时捣碎或切段。                                                                        
        【性味与归经】    甘，温。归肝、肾经。                                                                        
        【功能与主治】    温肾壮阳，散结消肿。用于阳痿遗精，癥瘕积聚，瘰疬痰核，跌
扑损伤；外治痈肿疔疮。                                                                                                            
        【用法与用量】    3～9g。外用适量，研末敷患处。                                                    
        【贮藏】    置阴凉干燥处，防蛀。