<qa>  What is the name of the product that is known to effect weight?2. Use of prescription or over the counter products known to effect weight including but not limited to the following: megestrol acetate; somatropin; sibutramine; orlistat; paroxetine; dextroamphetamine; methylphenidate; atomoxetine; quetiapine; olanzepine; risperidone, within 4 weeks of randomization and during the trial 