help!

My son is 14 years old, on the evening of January 29 this year, suddenly appeared with the symptoms of epilepsy intermittency.Then Separately on February 2, on February 5, on February 9 and on February 13 and on February 14 had the similar situation continuously.He has been Made the forehead angiography, the magnetic resonance separately, but it had not found the problem. He also has been made 24 hours electroencephalogram, that discovered major problem besides appeared the few slow waves.
On February 12 evening, my son appeared abnormal laugh suddenly, regardless of the language, shouting, and other psychiatric symptoms.Entered the province level hospital on February 14 diagnose , my son was fixed for the first time for falling sickness in continuous state.
After in hospital put on, he has not been found the problem with admission after lumbar puncture, EEG, blood and other inspection. The cephalitis was beginning according to the viral on February 18 treats, and no significant improvement after treatment, then transferred to the National Hospital on February 19.
In the treatment should use the medicine has all used, should use the means all have also used, however still does not see the change for the better,
Now there is gastrointestinal bleeding, diarrhea, fever (41.5 ℃) and no rebate, and other issues.
Sincere seeks help and so on treatment plan, folk prescription.