Clozapine, an atypical antipsychotic drug that treated schizophrenia by blocking the EGF/ErbBs systems (Paulzen et al., 2014), has been reported to inhibit the U87MG human glioblastoma cells proliferation (Shin et al., 2006; Jeon et al., 2015). Here, EGF is linked to schizophrenia.