Benzphetamine is used along with a doctor-approved,
reduced-calorie diet, exercise, and behavior change program to help you lose
weight. It is used in people who are significantly overweight (obese) and have
not been able to lose enough weight with diet and exercise alone. Losing weight
and keeping it off can reduce the many health risks that come with obesity,
including heart disease, diabetes, high blood pressure, and a shorter
life.It is not known how this medication helps people to lose
weight. It may work by decreasing your appetite, increasing the amount of
energy used by your body, or by affecting certain parts of the brain. This
medication is an appetite suppressant and belongs to a class of drugs called
sympathomimetic amines.