Obesity is a public health crisis affecting approximately more than 33% of Americans and costing the healthcare system more than $190 billion annually.To review the 2 new drugs that were recently approved by the US Food and Drug Administration (FDA) for the treatment of obesity, lorcaserin HCl (Belviq) and phentermine/topiramate (Qsymia) and their potential impact on the treatment of obese patients.Lifestyle modification is the first and mainstay treatment for obesity.