This is based on the assumption that an overactive dopamine system contributes to schizophrenia, but, like many psychotropic drugs, antipsychotics come with nasty side effects.

这是基于过度活跃的多巴胺系统导致精神分裂症的假设，但是，像许多精神药物一样，抗精神病药会带来严重的副作用。