Most of the people in the world today suffer from obesity and overweight. Irregular diets, increasing amount of junk foods, lack of physical exercise and increasing stress in life just worked as a stimulant in contributing to the factors of overweight and obesity. In addition to causing psychological impact, obese patients also suffer from various cardiovascular problems, diabetes, joint pains, etc. Apart from these, the excess fat present in the body of obese patients is also the cause of several heart related diseases including heart attacks. This is the reason, many physicians advise their patients to keep their weight in control and maintain a proper BMI (Body Mass Index) ratio. There are different ways to control the obesity and overweight. One such method is administration of prescribed weight loss pills.

There are generally two types of weight loss pills available in the market: prescribed and over the counter. Over the counter pills are available without any prescription and can be found easily in the market. Many of these pills claim that they would assist the patients to loose weight within a week or so. Some even claim that a person may loose 15 pounds in 15 days. However, while buying these pills, do not get attracted by the false advertisements of these pills. Prescribed drugs, on the other hand are advised by the physicians and is mainly given to the patients who suffer from obesity and have serious life threatening problems. These drugs are approved by FDA and have very little side effects.

Prescribed drugs are generally available in two types – appetite suppressants and fat absorption inhibitors. Appetite suppressants make the patients believe that they are not hungry. It decreases the appetite by increasing two brain chemicals – serotonin and catecholamine. Fat absorption inhibitors prevent the body to break down and absorb fat eaten with the meals. The unabsorbed fat is removed in bowel movements.

Prescribed drugs work effectively on the patients and help them to loose 12 to 13 pounds over a year. Over a short time, prescribed drugs do not show any side effects, however, long term usage of these drugs cause serious health concerns for the people. Apart from developing tolerance and getting addicted to these medicines, patients also show the side effects which include increased heart rate, constipation, headache, anxiety, migraine, etc. It is very important to take the advice of your doctor before you start course for these medicines. It is strictly prohibited in diabetes, heart disease, Glaucoma patients and patients who are pregnant.