This medication is used with a doctor-approved exercise, behavior change, and reduced-calorie diet program to help you lose weight. It is used in adults and children 12 years or older who are obese. It is also used in certain overweight people, such as those who have weight-related medical... It is not known how this medication helps people to lose weight. It may work by decreasing your appetite, by increasing the amount of energy used by your body, or by affecting certain parts of the brain. This medication is a combination of phentermine and topiramate. Phentermine is an appetite suppressant and belongs to a class of drugs called sympathomimetic amines. Topiramate is known as an anticonvulsant or antiepileptic drug. View More Info

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