There is no standardized time for how long it takes to have an effect, it needs to be decided according to the patient’s condition. Turtle Deer Erxian Gum has the effect of nourishing yin and filling in essence, benefiting qi and strengthening yang. The main treatment for the true element of deficiency, essence and blood deficiency certificate. Symptoms include generalized thinness, impotence and spermatorrhea, dizziness in both eyes, lumbar and knee soreness and weakness (a feeling of soreness and weakness in the lumbar and knee areas), and prolonged infertility. It is commonly used clinically for treating endocrine disorders caused by dysplasia, severe anemia, neurasthenia, and hypogonadism belonging to the deficiency of true energy, and yin and yang deficiency evidence. It is not suitable for those who have weak spleen and stomach with little food and loose stools (thin and unformed feces). If there is any discomfort, it is recommended to consult a doctor. If medication is needed, it should be diagnosed by a doctor and the treatment should be standardized according to the doctor’s prescription.