- Current or planned use of any prescription or nonprescription over-the-counter (OTC) medication/product or herbal/phytotherapeutic/plant-derived medications/products that is intended to induce weight loss, appetite suppression, weight control or treat obesity, including, but not limited to, phentermine, sibutramine, orlistat, ephedra, rimonabant and other anorexogenics and/or stimulants, as well as topiramate, etc. Note: Use of any other medications/products for weight control, appetite suppression, treatment of obesity is prohibited during the course of this OLE study