Safety and Effectiveness Study of Duloxetine HCl in Women of Different Backgrounds With Stress Urinary Incontinence Who May Also Have Other Various Medical Conditions.

Inclusion Criteria: * Women age 18 years or older who have for the 3 months prior to study entry at least 1 episode per week of stress urinary incontinence or stress predominant urinary incontinence defined as twice as many stress as urge urinary incontinence episodes per week. * Women of non-childbearing potential by reason of hysterectomy, surgical or natural menopause. Women of childbearing potential should be using a medically accepted means of contraception. * Must provide informed consent. * Must not have urinary tract infection at screening. Exclusion Criteria: * Sensitivity to duloxetine * Unstable medical conditions * Pregnancy * Acute liver damage * Suicidal in the opinion of the investigator