Older, first-generation antipsychotics, like chlorpromazine (Thorazine) and haloperidol (Haldol), usually cause movement-related side effects, such as tremors, says Randall Turner, DO, a psychiatrist ...

First-generation antipsychotics, including haloperidol and chlorpromazine, raise the risk of tardive dyskinesia. Second-generation options like risperidone and quetiapine also carry a risk. Tardive ...