Excipients used in zotepine tablets. ## Zotepine is a generic of an antipsychotic medication, so without knowing the manufacturer of the particular one you are asking about, I cannot tell you, since they can vary. Side effects to this medication can include: nausea, drowsiness, sedation and asthenia. You can read more here: If you post back with the manufacturer information or medication imprint, I will gladly see what else I can find out for you.