 8. duloxetine, Brand Name: Cymbalta NOTE: If you are taking any of the medications listed above and are willing to discontinue its use for the duration of this study, you must first discuss your decision with your primary care physician or prescribing doctorregarding the appropriate regimen to wean off your current medication and receive hisher written consent before proceeding with enrollment. We will provide you a Dear Doctor letter that explains the study details. 