Oxcarbazepine tablets taken too much may affect the patient’s health, damage to the central nervous system, gastrointestinal system, impaired liver and kidney function, blood system, etc. Patients may manifest drowsiness, nausea, dizziness, headache, and serious life-threatening. 1. Central nervous system: after overdose, patients will have headache, dizziness, vomiting, general weakness, drowsiness, lethargy, coma and so on. 2. Gastrointestinal system: patients may experience abdominal pain, diarrhea, nausea, vomiting and other symptoms. 3. Impairment of liver and kidney function: Oral oxcarbazepine is metabolized by the liver and kidneys, and overdose of oxcarbazepine will cause damage to liver and kidney function. 4. Blood system: excessive use of Oxcarbazepine may affect the blood system, and patients may show thrombocytopenia, leukopenia and so on. It is recommended that patients should take the drug orally under the guidance of a doctor, and should not increase or decrease the dosage on their own. If discomfort occurs after using the drug, please seek medical advice immediately.