escitalopram ARIPiprazole. Escitalopram may increase the blood levels of ARIPiprazole. This can increase the risk and/or severity of side effects such as drowsiness, seizure, Parkinson-like symptoms, abnormal muscle movements, and low blood pressure. Abilify is an antipsychotic used in the treatment of schizophrenia and several other disorders. Lexapro is an effective antidepressant that may have less potential for adverse effects than other SSRI antidepressants. Recent helpful reviews. J Clin Psychopharmacol. Feb;29(1) doi: /JCP.0bedfb4. An open study of aripiprazole and escitalopram for psychotic major.