"i began taking orlistat, xenical 120mg three times a day with meals for the treatment of obesity. i am 18, female and weighed 21stone 9lbs as of 22/07/13. i have been taking the xenical for just a week and have experienced very few side effects slightly more gastric distress (flatulence and the occasional oily excrement but that is as a result of my ignorance to food and fat) but i am delighted to find that after only a week i have lost 14pounds and now weigh 20stone 9lbs i appreciate that i am still overweight, but i have lost 1 stone and 9inches in total from various areas of my body and am extraordinarily surprised to find myself revealing in such success. "