Pregnant women should not drink saffron, saffron has the effect of activating blood will increase the chance of miscarriage. You should not drink saffron during pregnancy, saffron is a traditional Chinese medicine with the effect of activating blood circulation and removing blood stasis. Drinking saffron during pregnancy may result in irregular vaginal bleeding, causing miscarriage or premature labor, and in severe cases may cause embryonic sterilizations. During pregnancy, you should be careful not to take drugs blindly, if uncomfortable symptoms occur, you should actively check to determine the cause, under the guidance of the doctor to take some of the side effects of the smaller, and will not have an impact on the fetus of the drug treatment, or through physical therapy to improve the symptoms.