Chinese patent medicines that can be taken for irregular menstruation include Baogong Hemostatic Granules, Blood Stasis Tablets and Haemostatic Spirit Capsules. 1. Baogong Hemostatic Granules: It has the effect of fixing menstruation and stopping bleeding, and also has the effect of nourishing yin and clearing heat (nourishing yin essence and clearing heat). It is used for menstrual bleeding caused by deficiency of Chong Ren (weakness of the Chong Ren and Ren veins, which affects the function of fixing menstruation), deficiency of yin and heat in the blood, which may be accompanied by symptoms such as lumbar and knee soreness (feeling of lumbar and knee soreness and weakness), and dryness of the throat and mouth. Adverse reactions and contraindications are not clear. 2. Blood Discontinuance Tablet: It has the efficacy of cooling blood and stopping bleeding (cooling and moistening the blood to prevent bleeding), and thus can be used for the treatment of menstrual dribbling due to blood-heat paranoia (heat evils causing the blood to go out abnormally). The adverse reaction of this product is not clear. 3. Haemostatic Spirit Capsule: It has the efficacy of clearing heat and detoxicating, and also has the efficacy of stopping bleeding. Therefore, it can be used for the treatment of irregular menstruation as well as intermenstrual bleeding and bleeding from ring release. Its adverse effects are not clear, contraindications and precautions are not clear. All the above drugs are contraindicated in pregnant women. If there is any discomfort, it is recommended to consult a doctor promptly to avoid aggravation of the condition.