====Developmental factors====Factors such as hypoxia and infection, or stress and malnutrition in the mother during fetal development, may result in a slight increase in the risk of schizophrenia later in life.
Tetrahidrokanabinol (THC) in kanabidiol (CBD) imata nasprotujoče si učinke; CBD je antipsihotik z zaščitnimi lastnostmi za živce in preprečuje negativne učinke THC-ja.