Consisting of the active ingredient orlistat, Xenical is one of the most popular slimming pills used in the treatment of clinical obesity. This medication, however, can only be prescribed for people having a Body Mass Index (BMI) of 30 or more. It can also be prescribed for people having a BMI of 27 or more, if they suffer from other obesity linked conditions such as high blood pressure, high cholesterol, diabetes, etc.
