ZYDIS By N., Sam M.S. - 5 noun. a brand name for olanzapine. ZYDIS: "The doctor has prescribed Zydis to treat Molly's symptoms." Related Psychology Terms Diagnosis and Treatment Planning Selecting a Diagnosis Dissociative Identity Disorder PMDD: Can It Be Cured? Developing a Case Study Using the Hamilton Depression Rating Scale: A Case Study on Grief SCHIZOPHRENIC REACTIONS (THERAPY) PROJECTIVE PSYCHOTHERAPY KORSAKOFF’S SYNDROME (Amne- sic-Confabulatory Syndrome) LYSERGIC ACID (LSD) Cite this page: N., Sam M.S., "ZYDIS," in PsychologyDictionary.org, April 29, 2013, https://psychologydictionary.org/zydis/ (accessed October 6, 2022).