You can take Wu Ji Bai Feng Wan to regulate menstruation during preparation for pregnancy, the side effects are not clear, but not Qian Jin Tablets (i.e. Gynecological Qian Jin Tablets). Wu Ji Bai Feng Wan has the effect of tonifying Qi and nourishing blood, regulating menstruation and stopping leucorrhoea (regulating menstruation and reducing abnormally increased leucorrhoea), and is suitable for the treatment of deficiency of Qi and blood such as lumbar and knee soreness and weakness (a feeling of soreness and weakness of waist and knees), menstrual irregularities, leucorrhoea, and thinness of the body. It is contraindicated for those who are allergic to this product and should not be used for those with cold and fever, and cold and spicy food is prohibited when taking it. Adverse drug reactions are not clear. Gynecological Thousand Gold Tablet has the efficacy of clearing heat and removing dampness, benefiting qi and resolving blood stasis, and is suitable for the symptoms caused by dampness-heat stasis (accumulation of dampness and heat to form stagnation) such as pain in the abdomen, lumbar-sacral pain, profuse, yellowish, thick, and fatigue (mental fatigue, physical fatigue) of subluxation and abdominal pain, as well as endometritis, chronic cervicitis, and chronic pelvic inflammation accompanied by the above mentioned symptoms. Contraindications include hypersensitivity to the product and pregnant women. Adverse effects include nausea, vomiting, diarrhea, rash, itching, chest pain and insomnia. For the preparation of pregnant women with deficiency of qi and blood can take Wuji Baifeng Pill for treatment, the side effects of the drug are not known; and Gynecological Qianjin Tablet is prohibited for pregnant women, while the preparation of women during pregnancy is not recommended to use the drug. Specific use of the drug should be under the guidance of a specialist.