Saffron has the effects of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), cooling the blood and removing toxins (referring to the treatment of blood-heat and toxins), relieving depression and tranquilizing the mind, and it can be used for treating post-partum stasis and obstruction, and warm-heat and toxin spotting (the invasion of warm-heat and toxins into the body leading to spots and plaques on the skin), and so on. It should not be used more often by people with bleeding tendency, and pregnant women should use it with caution. Saffron is flat in nature, sweet in flavor, and belongs to the heart and liver meridians. It can be used in the treatment of postpartum stasis, menstrual obstruction, obstruction in the abdomen (women with lumps in the lower abdomen), palpitations and frenzy, depression and congestion, and spots caused by warm toxins. Adverse effects are not clear. Because of the good effect of saffron in activating blood circulation and removing blood stasis, it is not used more often in menstruation, bleeding tendency, etc., and is forbidden for pregnant women, it is recommended to use the medicine under the guidance of a doctor. Patients who are not feeling well are advised to consult a doctor in time, and should not use the medicine on their own to avoid delaying the condition.