【鉴别】    本品粉末类白色。主为淀粉粒，单粒类圆形或多面形，直径2～20μm，
脐点星状；复粒少见，一般由2～3分粒组成，加碘试液淀粉粒显棕红色。                    
        【炮制】    薏苡仁    除去杂质。                                                                                        
          麸炒薏苡仁    取净薏苡仁，照麸炒法（附录Ⅱ  D）炒至微黄色。                                
        【性味与归经】    甘、淡，凉。归脾、胃、肺经。                                                        
        【功能与主治】    健脾渗湿，除痹止泻，清热排浓。用于水肿，脚气，小便不利，
湿痹拘挛，脾虚泄泻，肺痈，肠痈；扁平疣。                                                                        
        【用法与用量】    9～30g。                                                                                                
        【贮藏】    置通风干燥处，防蛀。