There are many causes of bitter mouth, and according to different types of evidence, we can use Bitter Dish Injection, Bitter Ding Anti-hypertensive Capsule and Bitter Bean Seed Tablet. Bitter Disk Injection has the efficacy of activating blood circulation and relieving pain (relieving pain by removing blood stasis), clearing heat and removing blood stasis; Bitter Din Anti-hypertensive Capsule has the efficacy of clearing the liver and improving eyesight (clearing the liver fire to promote the restoration of vision); and Bitter Bean Seed Tablet has the efficacy of clearing the intestines and drying dampness. 1. Bitter Disk Injection, composed of clasping stem endive. It is used for chest paralysis (chest tightness and pain) with blood stasis and obstruction, with symptoms of chest tightness, heart pain, bitter mouth, dark red tongue or petechiae. Rash, itching, fever, chills, dizziness, headache, nausea, abdominal pain, etc. are occasionally seen when taking this medicine. 2. Bittersweet Antihypertensive Capsule, composed of bittersweet tea, tianma and ginseng. It is used for vertigo caused by liver heat and blood stasis, with symptoms such as dizziness, head swelling and pain, irritability, distension and pain in the abdomen and ribs, dry mouth and bitterness, dark red tongue with little moss, and stringy pulse. 3. Bitter bean seeds tablets, composed of bitter bean seeds. It is used for dysentery caused by dampness-heat accumulation (dampness and heat evils in the body are agglomerated (gathered) each other) in the large intestine, with symptoms such as pus and blood in the large intestine, anxiousness and after-heaviness (uncomfortable in the lower abdomen, wanting to defecate very much, and feeling of incomplete defecation after defecation), bitter taste and mucus in the mouth, and yellowish and greasy fur on the tongue, etc. It is also used for dysentery in the large intestine. It should be noted that pregnant women and patients with cardiac insufficiency should be cautious. In order to achieve effective relief or elimination of the purpose of the bitter mouth, you should find the root cause of the bitter mouth, and then under the guidance of the doctor’s advice, the rational use of targeted Chinese medicine for treatment.