levomepromazine , thioridazine and cis-chlorprothixene , neuroleptics with antidepressant activity , trans-chlorprothixene , the therapeutically inactive isomer of chlorprothixene , clozapine , an atypical neuroleptic , and imipramine , a classical antidepressant , were studied in the forced swimming test in rats after single or chronic administration .
C0020934
imipramine
C0003289
antidepressant