Of the many types of medications used to treat depression the most common are SSRI’s or selective serotonin reuptake inhibitors. One such medication in this category is Sarafem. As well as being a commonly used anti-depressant Sarafem is also used to treat other problems such as some eating disorders like anorexia and bulimia as well as severe premenstrual syndrome also known as premenustrual dysphoric disorder. Serotonin is a natural chemical produced by the brain. When there is a deficiency in this chemical it often results in symptoms of depression. SSRI’s can help to restore the amount of serotonin to healthy levels making the user more capable of continuing and enjoying a regular life. Some of the benefits of using fluoxetine are improved mood, raised energy levels, and more regular sleeping patterns.