There is no such thing as a disease that is most afraid of saffron. Pregnant women and people with excessive menstruation are forbidden to take saffron. Saffron has the effect of activating blood circulation and promoting menstruation, removing blood stasis and relieving pain (removing blood stasis to relieve pain). It is used for treating blood stagnation, menstrual cramps, post-partum abdominal pain with stagnation, obstruction in the abdomen (tangible or intangible lumps in the abdomen with distension and pain), chest paralysis (stuffy pain in the chest), heart pain, abdominal pain with stagnation of blood, dystocia (pain in the area of coxa and ribs), bruises, stagnation with swelling and pain and stagnation with dark-colored rashes. Saffron should not be used with antihypertensive drugs. Saffron should not be used with aspirin and norepinephrine, which will aggravate the occurrence of adverse reactions. Improper application of saffron can lead to poisoning, symptoms of poisoning mainly manifested as abdominal discomfort, abdominal pain, diarrhea, or even gastrointestinal bleeding, abdominal cramps, excessive menstruation in women. If there is a need for medication, it should be used under the guidance of a doctor, and should not be used blindly, so as not to cause adverse effects.