As has been known for over a decade, schizophrenia, as with most “mental illness” is due to brain cell loss. Reverse and repair cells and you reverse “mental illness”. Can’t get that done via medicating people into oblivion for the rest of their lives…..
“Excessive synapse elimination during adolescence and early adulthood has long been hypothesized to underpin the emergence of schizophrenia.”
“A new study reports that induced microglia-like cells derived from schizophrenia patients display increased synapse engulfment….”

M.Wang, et al
Microglia, complement and schizophrenia
Nature Neuroscience — Volume 22 #3 — March 2019 — page 33