- Current or planned use of chronic medications/products that are known to cause weight gain during the entire OLE study. The list includes but is not limited to amitriptyline (ELAVIL), paroxetine (PAXIL), setraline (ZOLOFT), and mirtazepine (REMERON). Additional clarification is provided in the concomitant medications section and Appendix B and updates or clarifications to these sections. Investigators are to discuss with the Sponsor's Medical Monitor any concomitant medications about which they are uncertain