To differentiate drug-induced Parkinson’s disease, the first thing is that the patient should have a history of drug use, such as long-term use of vasodilators such as Ciprofloxacin, long-term use of epileptic drugs such as sodium valproate, and long-term use of oral Derexin and other drugs in some patients, which is prone to cause Parkinson’s disease manifestations, the main manifestation of the main limbs of the tremor is the main manifestation of the muscles, muscle tonus and slow movement performance is relatively small. After stopping the drug, the symptoms, such as tremor, hand tremor can be slowly relieved with the time of stopping the drug. If Parkinson’s is not drug-induced, the main manifestations are mainly tremor and slowness of movement, and anti-Parkinson’s drugs are more effective, the symptoms can be completely controlled after taking anti-Parkinson’s drugs. If the Parkinson’s disease is caused by drugs, after taking anti-Parkinson’s drugs, the patient’s symptoms can not be controlled.