The patient’s question: disease: epilepsy description: description of the condition: children with epilepsy more than 2 years, last year after taking the drug did not commit, but after taking the drug a month after the cheeks grow small red spots, and then stop the drug, please ask the doctor to take the drug how long to be allergic, why a month after taking the drug to find, also do not know whether, now stop the drug Want to get how to help: epilepsy with drug allergy how long to appear Xinxiang Medical College Third The third affiliated hospital of Xinxiang Medical College, Department of Pediatrics, Wang Jiaqin’s reply: What kind of seizure is your child having? The doctor didn’t let him take any medication. After 4 months, he had his second seizure and ate one tablet of Depakene every day, and then had another seizure 5 months later. Phenobarbital, each time take one twice a day. We didn’t give him that much, but took one pill of promethazine each time, and half a pill of the others each time, and he hasn’t had a seizure for almost a year now. A month ago, I went to the hospital to check the blood concentration of two drugs (promazine and carbamazepine), and the doctor said that the blood concentration of promazine is lower than normal, and I don’t know about carbamazepine, I want to ask the experts whether there is any problem for my child to eat these drugs now, and whether these drugs have to be eaten continuously for 3 years. The principle of the application of antiepileptic drugs is monotherapy, if the effect is not good, then consider changing the drug or adding other antiepileptic drugs, the blood concentration of valproic acid is lower than the normal value, indicating that there is a need to adjust the drug.