Expired Panax ginseng powder should not be eaten. Normal panax pseudoginseng powder is gray-yellow powder. It has a slight odor and a bitter-sweet taste. After expiration, it may have problems such as deterioration, mold or excessive bacteria, which not only loses its original efficacy, but may also be harmful to the human body after taking it, so it should not be taken after expiration. Panax ginseng is a traditional Chinese medicine that activates blood circulation and removes blood stasis (promotes blood circulation and eliminates blood stasis in the body). It is the root and stem of Panax ginseng in the family of Wujiaceae, with a sweet, slightly bitter taste and warm nature. It belongs to the liver and stomach meridians. Panax pseudoginseng is washed, dried and powdered into fine powder. Panax pseudoginseng powder has the effects of dispersing blood stasis and stopping bleeding (removing stasis and stopping bleeding), and subduing swelling and relieving pain (eliminating swelling and pain). It is used for all kinds of bruising and bleeding diseases, bleeding from trauma, swelling and pain from bruises, and stabbing pain in the chest and abdomen. Pregnant women should use it with caution. The correct storage method for Panax ginseng powder is to keep it in a cool and dry place to prevent insects. The drug should be taken under the guidance of a doctor’s diagnosis, do not take it on your own, so as not to delay the condition.