The term “great aunt” refers to menstruation, and it is possible that the stomach pain after taking Motherwort Granules is caused by an impending menstruation, but it can also be caused by other factors such as catching a cold. If you experience discomfort while taking it, it is recommended that you seek medical attention. Motherwort granules are gynecological drugs, with the effect of activating blood and regulating menstruation (regulating menstruation by activating blood), mainly used to treat menstrual irregularities caused by blood stasis, and the symptom of low menstrual flow. Taking motherwort granules for stomach pain, may be the effect of the drug caused by the phenomenon of fast menstruation. As the drug is taken during the period is to avoid eating cold food, if the patient in the process of drug treatment to eat cold food, there may be symptoms of stomach pain, this time is usually not the manifestation of the imminent menstruation. It should be noted that the drug is not suitable for patients with low menstrual flow, pale color and thinness caused by deficiency of qi and blood, accompanied by dizziness and palpitation (rapid heartbeat, often accompanied by panic), fatigue and weakness, etc. It is also forbidden for pregnant women.