Correctly taking Wu Ji Bai Feng Wan does not usually lead to abdominal distension and pain symptoms, abdominal distension and pain can be considered as dysmenorrhea, band menstruation, etc., the specific use of medication, please follow the doctor’s instructions. Wuji Baifeng Wan has the effect of tonifying qi and nourishing blood, regulating menstruation and stopping leucorrhea (regulating menstruation, reducing the abnormal increase of leucorrhea), and is mainly used for the treatment of qi and blood deficiency caused by weakness, lumbar and knee soreness and weakness, women’s menstrual disorders, abnormal leucorrhea, and so on, the adverse effects are still unclear, and is prohibited in pregnant women, and note that during the period of taking the medication, it is not advisable to drink tea and eat radish, and it is not advisable to take quinoa, wulingxu, saponaria pods, or their preparations at the same time. Dysmenorrhea and subluxation may present with symptoms of abdominal distension and pain. Dysmenorrhea belongs to the syndrome of qi stagnation and blood stasis, which may occur during and around the menstrual period, with lower abdominal distension and pain, a sensation of swelling, accompanied by lumbago, dark purple tongue and other symptoms. Below-the-belt disease belongs to Damp-Heat Infiltration (Dampness and Heat invading the intestines, bladder, pubic area, lower limbs, etc.) syndrome or Dampness-Toxicity Embedded Stagnation syndrome, which can be seen as pain in the lower abdomen, soreness and pain in the lower back, and profuse amount of yellowish-tasting and foul-smelling belt. With the right medication, taking Wuji Baifeng Wan will not cause abdominal distension and pain, if the discomfort is serious and difficult to tolerate, please consult a doctor, adjust the medication under the guidance of the doctor, and recognize the evidence for treatment.