It needs to be taken for three menstrual cycles before menstruation is expected to return to normal and the corresponding therapeutic effect can be achieved. It is important to take care not to eat cold and irritating food, not to eat sour and spicy food, and also to eat as little greasy food as possible, which will not affect the efficacy of the medicine. In addition, it is not recommended to take the medicine if you have allergies to it. If the corresponding menstruation does not improve significantly after one month of using Menstruation Regulating and Beneficial Tablet, you can consider other medications for treatment. There are reasons for irregular menstruation, if the effect of pCms is not good, you can check the sex hormone six, through the endocrine examination to understand where the abnormality is, and then give the appropriate drugs to regulate.