【性味与归经】    甘，温。归肺、脾经。                                                                        
        【功能与主治】    补气固表，利尿托毒，排脓，敛疮生肌。用于气虚乏力，食少便
溏，中气下陷，久泻脱肛，便血崩漏，表虚自汗，气虚水肿，痈疽难溃，久溃不敛，血
虚痿黄，内热消渴；慢性肾炎蛋白尿，糖尿病。                                                                                                              
        【用法与用量】    9～30g  。