The side effects of Turtle and Deer Erxian Cream are not clear, children and pregnant women are forbidden to take this medicine. Tortoise and Deer Erxian Cream is composed of tortoise board, deer antler, ginseng and wolfberry, which has the effect of warming the kidney and benefiting the essence. It is used for kidney deficiency after prolonged illness, lumbar and knee soreness and weakness (the feeling of soreness and weakness in the waist and knees), spermatorrhea and impotence. Pregnant women and children should not take Turtle Deer Erxian Cream. Avoid eating spicy food during the period of medication; caution for those with weak spleen and stomach; should not be taken at the same time with cold and flu medicines; this product should be taken before meals or at the same time as eating; symptoms do not improve within two weeks of taking the medicine, or during the period of taking the medicine there is discomfort in the stomach and epigastric region, loss of appetite, loose stools (feces dilute and not shaped), headache and other symptoms, should go to the hospital for medical consultation.