Low menstrual flow with thin lining belongs to the category of “irregular menstruation” in Chinese medicine, which is generally categorized into kidney deficiency, blood deficiency, blood stasis and phlegm-dampness, etc. It can be regulated by taking Jin Gui Kidney qi Pill, Gui Spleen Soup and other traditional Chinese medicines under the guidance of a physician. 1. Kidney deficiency syndrome: It is often manifested as low menstrual flow, pale color, accompanied by dizziness and tinnitus, lumbar and knee soreness and weakness (the feeling of lumbar and knee soreness and weakness), cold abdomen, nocturnal urination, and pale tongue with white moss. Clinical application of Jin Gui Kidney Qi Pills and other treatment, pay attention to pregnant women should not be served, Yin deficiency and internal heat should be taken with caution. 2. Blood deficiency: low menstrual flow, pale color, thin texture, accompanied by yellowish color (yellow and lusterless), dizziness, palpitations (rapid heartbeat, often accompanied by panic), shortness of breath, pale tongue and thin moss. It can be treated with the application of Gui Shen Tang, etc. The contraindication of this product is not clear. 3. Blood stasis syndrome: low menstrual flow, dark color, blood clots, accompanied by abdominal distension and discomfort, dull tongue, petechiae or ecchymosis. It can be treated with the addition and subtraction of Tao Hong Si Wu Tang, etc. The contraindication of this product is not clear. 4. Phlegm-dampness syndrome: it can be manifested as scanty menstrual flow, reddish color, thick and sticky leucorrhoea, obesity, fullness in chest and epigastric region, fatigue (tiredness), fat tongue with teeth marks, etc. Clinically, it can be treated with the addition of Cangshui Guanyu, which can be used to induce pain and discomfort in the abdomen. Clinically, Cang Fu Guiding Phlegm Pill and other additions and subtractions can be applied for treatment, and the contraindications of this product are not clear. If you have a thin lining, low menstrual flow, you need to follow the doctor’s instructions in time to check and treat, unauthorized use of medication may cause serious adverse effects on the body.