Obesity is defined as an abnormal growth of the adipose tissues because of some influencing factors like genetic factor, physical inactivity, consumption of food containing more fats, endocrine abnormalities, consumption of some steroid drugs etc .it can be prevented and controlled by diet restrictions, increased physical activities , body weight reduction by intake of some chemical drugs. Acomplia is one such drug which is preferred in most of the European country to over come the problem of obesity. This drug has incredible potential in removing the plump content from the body. They have found that people who consumed this drug (20 mg) for a period of time, 75 percent of them lost body weight up to 5 %. The rest showed an improved results achieving weight loss up to 10%. The other peaks of using these drugs are recovering short term memory loss; inducing smoker’s to quit that habit and reducing cardio vascular dangers. The cardio vascular risks are condensed due to the fact that it burns the bad cholesterols and raises the good cholesterols levels. Acomplia is the trade name. The other common names that are in practice are slimona, SR141716, bethin, zimulti etc. these tablets are not generally prescribed for diabetic patents and pregnant ladies .since it contains “lactose” people with less tolerance to that should not take acomplia. It also affects the central nervous system.