VAS reflex of the autonomous nervous system.
Determining whether a drug is: effective, anodine, or toxic or causes allergic reaction.

Neurotransmitters and Nervous Depression
Serotonin (5HT)
Dopamine (DA)
Noradrenaline (NA)
Chosing the right psychofarmaceutical drug.
Resistant Depression (DRT)

Therapy with the ideal antiepilectics.
Focal treatment with polarizing magnetic fields over cerebral hemispheres in North or South pole and right or left turn directions.