Deer whip as a Chinese herbal medicine, has the effect of tonifying kidney essence, strengthening kidney yang, benefiting the essence, and strengthening the waist and knees, and can be decocted in soup, boiled, boiled in food, boiled in paste or in pills and loose, the specific dosage needs to be decided by the doctor according to the condition, constitution, and the way of medication, and other factors, and can’t make a generalization. Deer whip is the external genitalia of the male of the deer family animal sika deer or horse deer, sweet, salty, warm, to the liver, kidney meridian. It has the effect of tonifying kidney essence, strengthening kidney yang, benefiting the essence, and strengthening the waist and knees, and can be used to treat strain, lumbar and knee pain, kidney impotence, tinnitus and deafness, uterine cold and infertility, and women’s breast milk insufficiency. It should be noted that, yin deficiency and hyperactivity (deficiency of yin fluid, hyperactivity of yang energy) should not be taken. Deer penis should be taken internally, can be taken by decocting soup, cooking, boiling cream, and can also be taken in pills and powder. If you need to take it, you should ask your doctor to identify the specific dosage according to your condition, physique, and the way of using the medicine, etc. It is not recommended to take it on your own to avoid delaying your condition.