<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 21-year-old woman comes to the physician because of a 4-month history of fatigue. She admits to binge eating several times per month, after which she usually induces vomiting for compensation. She exercises daily in an effort to lose weight. She is 168 cm 5 ft 6 in tall and weighs 60 kg 132 lb; BMI is 21.3 kgm2. Physical examination shows calluses on the knuckles and bilateral parotid gland enlargement. Oropharyngeal examination shows eroded dental enamel and decalcified teeth. Which of the following is the most appropriate pharmacotherapy for this patients condition?? A: Orlistat, B: Mirtazapine, C: Buspirone, D: Venlafaxine, E: Fluoxetine,  <response>: This is a question about the appropriate pharmacotherapy for a patient with symptoms of bulimia nervosa. The patient is exhibiting binge eating and purging behaviors, as well as excessive exercise, in an effort to lose weight. The physical exam findings of calluses, parotid enlargement, and dental erosion are consistent with bulimia nervosa. The choices provided are medications used for a variety of psychiatric conditions. Orlistat is a weight loss medication that blocks fat absorption. Mirtazapine, buspirone, venlafaxine, and fluoxetine are antidepressant medications. Of these, fluoxetine is the most appropriate choice for bulimia nervosa, as SSRIs like fluoxetine are considered first-line pharmacotherapy.E: Fluoxetine 