There are no clear contraindications to consuming white back leaves within the indications. The white back leaf is the root or leaf of the white back leaf of the wild tung plant of the Euphorbiaceae family. Distributed in Yunnan, Guangxi, Hunan, Jiangxi, Fujian, Guangdong, Hainan and other places. Taste slightly bitter, astringent, flat. Roots, washed, sliced, sun-dried; leaves used fresh, or sun-dried powder. White back leaf root has the effect of softening the liver and activating the blood, strengthening the spleen and resolving dampness, astringent and fixing the effect, commonly used in chronic hepatitis, hepatosplenomegaly, uterine prolapse, prolapse of anus, leucorrhoea, edema in pregnancy. Leaves have anti-inflammatory effect to stop bleeding, commonly used in otitis media, boils, bruises, trauma bleeding. It is recommended that people who are not feeling well should consult a doctor in time, and take white back leaves under the guidance of a doctor to avoid delaying their condition.