The most common reason for the bloating and pain in the lower abdomen after taking motherwort granules is the contraction of the uterine smooth muscle after taking motherwort granules, so there will be bloating and pain in the lower abdomen, which will occur about 20 minutes after the vast majority of patients take the medicine, and then gradually reduce, which is caused by the action of the drug in the clinic, do not need to be nervous. However, if the swelling and pain in the lower abdomen is not relieved after taking the medicine and gradually worsens, it may be caused by other reasons, because motherwort granules are often used for menstrual disorders, low menstrual flow or dysmenorrhea in clinic. Some people take motherwort granules without doctor’s guidance when they find out that the amount of their menstrual flow is reduced, but they don’t understand the reasons for the low menstrual flow, which may be caused by pregnancy or ectopic pregnancy. Ectopic pregnancy can be the cause, so it is important to actively check for it and give intervention and treatment as early as possible.