Drinking Zanghong can help to activate blood circulation and eliminate blood stasis, dissipate depression and open the knot and other effects. However, it is not recommended to be taken for a long period of time, nor is it recommended to be taken by patients without relevant indications. Saffron is a traditional Chinese medicine, its flavor is sweet, cool, it has the effect of activating blood circulation and eliminating blood stasis, dispersing depression and opening up the knot. It can be used to treat dysmenorrhea, amenorrhea, postpartum abdominal pain, vomiting blood, depression, chest and diaphragm congestion (chest, stomach and epigastric distension and stuffiness), fever, palpitations, trance and other diseases. It can be taken internally, or can be powdered or incorporated into pills or powder. The adverse effects of saffron have not been clarified, and it is forbidden for pregnant women to take it. Long-term use of saffron is not recommended. If the need for medication is recommended that patients seek medical advice in a timely manner, strictly under the guidance of a traditional Chinese medicine practitioner to drink saffron, if necessary, can also be used in conjunction with other traditional Chinese medicine, can not be taken on their own.