The side effects of Deer Fetus Cream are not yet clear. Deer Fetus Ointment is composed of red ginseng, angelica sinensis, ripened dihuang, aromatic herbs, tortoise shell, geoderma lucidum, motherwort, danshen, mukong, deer fetus powder, and Colla Corii Asini, etc. It has the efficacy of regulating menstruation and dispersing cold, replenishing qi and nourishing blood. This product is suitable for the treatment of qi and blood deficiency, weakness and emaciation, cold and dampness under the belt, menstrual cramps, abdominal pain, menstrual irregularities and other conditions. The adverse reactions of Deer Fetus Cream are not clear, but pregnant women should avoid using it, and avoid eating cold, raw and cold food during the medication. In addition, the drug should not be used with quinquefoil, wulingzhi, soap pods. If you need to use this product, it is recommended to go to a regular hospital, under the identification of traditional Chinese medicine practitioners to use, not to take on their own, so as not to cause adverse consequences.