The efficacy of Tianmuin is the treatment of a variety of neurological disorders, such as neurasthenia, headache, etc.; side effects vary according to the dosage form, oral dosage form of adverse reactions are less, including dry mouth and nose, dizziness, etc.; injectable dosage form of side effects related to digestive damage, skin and accessory adverse reactions, neurological damage, mental disorders and so on. Tianmuin is a western drug the drug can restore the balance between the cerebral cortex excitation and inhibition process imbalance, produce sleeping, sedation, analgesia and other central inhibitory effects. Clinically used in the treatment of neurological diseases, such as neurasthenia syndrome, headache, migraine, trigeminal neuralgia, traumatic brain syndrome, vertigo, vestibular neuronitis. The commonly used pharmaceutical dosage forms of this drug are tablets, capsules, injections and so on. Its oral dosage form has fewer adverse reactions, and clinically only a few patients have symptoms such as dry mouth and nose, dizziness and epigastric discomfort. However, the adverse reactions of its injectable dosage form are relatively more, as follows. 1. Digestive system damage: nausea, vomiting, dry mouth, gastric discomfort, acid reflux, abdominal pain, diarrhea, abdominal distension, gastrointestinal dysfunction, abnormal liver function, elevated liver enzymes, constipation. 2. Skin and its accessories damage: rash, urticaria, maculopapular rash, dermatitis, itching, excessive sweating. 3. Nervous system damage: dizziness, headache, lightheadedness, numbness, convulsion, tremor, shaking of limbs. 4. Mental disorders: drowsiness, insomnia, irritability, mental disorders, loss of appetite. If the discomfort reaction is severe, it is recommended to consult a physician. In addition, it should be prohibited for those who are allergic to any of the ingredients in this product, and the specific use should also be carried out under the guidance of a physician on medical advice.