Dandelion and hawthorn have no obvious contraindications, if the patient has no allergic reaction to them, they can generally be taken together in water. Dandelion has the effect of clearing away heat and detoxification (removing heat and toxicity in the body), eliminating swelling and dissipating lumps, diuretic and diaphoretic (improving the problem of dribbling in the urine and the problem of insufficient volume of urine), etc. Currently, it can be used for the treatment of furuncle (mostly occurring in the limbs or face, with the shape of a small root base deep, as hard as nails), swollen and poisonous, redness of the eyes, sore throat, and damp-heat jaundice and other diseases. This product can cause slow diarrhea when used in large quantities, and its contraindication is not clear. Hawthorn has the efficacy of eliminating food and strengthening the stomach (promoting food digestion and strengthening the function of stomach and internal organs), promoting qi and dispersing blood stasis, resolving turbidity and lowering fat (cleansing the body of impurities and reducing excess fat in the body), and can be used for treating stagnation of meat and food, stomach and epigastric distention and fullness, diarrhea and abdominal pain, and menstrual bleeding and menstrual occlusion. This product should be used with caution in people with excessive secretion of gastric acid. The contraindications of this product are not clear. It should be noted that Chinese herbal infusion has limited precipitation of its active ingredients and cannot replace the therapeutic effect of Chinese herbal tonics. If you need to take the above drugs, it is recommended to take under the guidance of a physician. Patients who experience discomfort during the period of taking Dandelion and Hawthorn should stop taking the medicine immediately and seek medical advice promptly.