Which antipsychotics should be preferred for catatonia?

Question from a Member: We have a [catatonic] patient on haloperidol 15 mg twice daily and not seen much improvement yet. Any data on which antipsychotics are preferred in terms of better efficacy for catatonic patients: second-generation antipsychotics or first-generation antipsychotics? Very important!  I want to emphasize strongly that the treatment of catatonia is primarily…