Carbamazepine is a drug very commonly used in clinical neurology. Carbamazepine is mainly used to treat the following diseases: 1. Carbamazepine is mainly used to treat epileptic diseases, and is the drug of choice for patients with simple or complex partial seizures, especially for complex seizures, which is more effective than other antiepileptic drugs. However, it is not effective for typical or aphasic seizures and myoclonic seizures. 2. Carbamazepine is mainly used to treat some peripheral neuralgia, such as trigeminal neuralgia, glossopharyngeal neuralgia or post-herpetic neuralgia, and it can also be used as a long-term prophylactic drug after the relief of trigeminal neuralgia, with better effect of carbamazepine. 3. However, the adverse effects of carbamazepine mainly include blurred vision, diplopia, dizziness, nausea, vomiting, and abnormal liver function, so it is necessary to monitor the blood routine and liver function regularly when applying carbamazepine in clinical practice.