Phlegm and fire disturbing the heart is the name of the disease in Chinese medicine, referring to phlegm and fire disturbing the heart and mind, and fire-heat and phlegm causing disorderly lesions of the mind, such as mental disorder, speech disorder, even mania, delirium, red tongue, yellow greasy coating, and slippery pulse, which are mostly seen clinically in schizophrenia and hysteria. Clinical manifestations include fever and gas, red face and eyes, thick yellow phlegm, phlegm in the throat, mania, delirium, red tongue, yellow greasy coating, slippery pulse, or seen in insomnia, heart trouble, phlegm, chest tightness, dizziness, or seen in disordered speech, crying and laughing, not avoiding relatives, mania, delusional movement, hitting and destroying things. Clinical treatment should be to clear heat, resolve phlegm, calm the mind and tranquilize the spirit, the main formula is Huang Lian Wen Bile Tang, usually pay attention to rest, avoid overexertion, and try to eat lightly.