Abstract
Obesity is the main obstacle to human health in the world today, and it is more and more popular in the world.There are many methods to treat obesity in modern society, such as behavioral therapy, surgical treatment and pharmacological therapy.The author aims to give a review of pharmacological therapy for obesity based on existing literature research results and data. This paper mainly introduces the three drugs which are Phentermine, Sibutramine and Orlistat their mechanism.The result shows that these three drugs are applicable to moderate and severe obesity, and they can not be overused. Sibutramine, which can increase the risk of serious cardiovascular and cerebrovasular diseases, has been banned. The remaining two drugs, Phentermine and Orlistat, can be taken normally as long as they are under the guidance of doctors.
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