Subspherical, mostly broken, the whole one, 5~8 mm in diameter; surface showing brownish-red tegmen, one end yellowish-white, about 1/3 in size of the whole kernel, with a depressed dotted scar of hilum, white on removal of tegmen. Texture relatively hard, fracture white, starchy. Odourless; taste, weak.

Nocturnal emission, spermatorrhea, enuresis, frequent urination; chronic diarrhea due to hypofunction of the spleen; turbid discharge mixed with urine, excessive leucorrhea.

1.Invigorating the spleen to arrest diarrhea

In treating long-lasting diarrhea due to deficiency of the spleen, the drug is often used in combination with Radix Codonopsis Pilosulae, Rhizoma Atraactylodis Macrocephalae, Rhizoma Dioscoreae, Poria, etc.

2.Tonifying the kidney to arrest seminal emission

In treating nocturnal emission incontinence of urine, etc. due to deficiency of the kidney, the drug is often used in combination with Fructus Rosae Leavigatae.

3.Removing dampness to arrest abnorma leukorrhea

In treating abnormal leukorrhea due to damp-heat, the drug is often used in combination with Rhizoma Dioscoreae, Cortex Phellodendri, Semen Ginkgo, Semen Plantaginis, etc.In treating abnormal leukorrhea, equal amount of the drug and Poria can be ground into powder and made into pills with honey, and 10g of the pills is to be taken with salt water as a dose.