功能主治祛风除湿；散瘀消肿。主风湿痹痛；泄泻；痢疾；黄疸；浮肿；痈疖；跌打损伤。用法用量内服：煎汤，30-60g。各家论述金华《常用中草药单方验方选编》：祛风活血，解毒利尿。治风湿痹痛，腹股沟淋巴结炎...