If the focus is fitness the best answer is exercise coupled with a healthy diet. But what if you want to shed the extra kilos round the waist and do not have the time for exercise or the inclination to say no to the oily foods and nutty ice creams. Diet pills could come to your rescue if not fully at least partially .Diet pills are being used by millions of people every day and its popularity is gaining strength. Advances in medical science has cured countless ailments and obesity is one of them. When used under medical supervision and in combination with a proper diet and exercise program , diet drug is effective. No doubt it has encouraged the Americans to spend billions of dollars on weight loss pills every year.

We can divide Diet pills into two categories 1) Prescription only diet pills and 2) Over the counter pills. Prescription diet pills are monitored by the concerned governmental agencies. Over the counter weight loss pills are generally classified as food supplements rather than diet drugs and are unregulated. They are not tested by the authorities. Diet pills are not to be used by all those who consider themselves overweight ,it has been formulated for those suffering from serious obesity , with a Body Mass Index (BMI ) of 30 plus. They have not been intended to replace convention diet and weight loss programs. Dieters who fail to lose weight on orthodox diet plans should not suddenly turn to pills without consulting a doctor. Among the prescription diet pills nine of them are easily available and they work by activating the central nervous system by suppressing appetite. Some of the well known ones are Phentermine, Adipex, Didrex, and Phendimetrazine. The over the counter drugs increases the metabolic rate leading to increase in calorie burning and are available without a doctor's prescription.

Since Diet drugs are not for cosmetic solution, they are taken in extreme cases of obesity with a BMI of over 30. A Doctor's guidance is essential. Blood pressure, heart condition etc are thoroughly checked before drugs are prescribed. Diet pill is for short term use and long term usage is prohibited owing to its chemical composition. Possible side effects include nervousness, diarrhea, high blood pressure, dry mouth, and in rare cases bulging eyes.