Phentermine is a prescription medicine used to lessen appetite. It can help weight loss by making you less hungry.
The combined drug is approved for long-term use. Phentermine is approved for use for up to 12 weeks. But weight management can take time. So some health care providers might order it for longer use.
Like other weight-loss medicines ordered by providers, phentermine is meant to be only part of a weight-loss plan. For example, it can be used with healthy eating, physical activity and behavior change. Phentermine is for people with obesity or overweight who haven't been able to lose enough weight with diet and exercise alone to improve their health.
Common side effects of phentermine include:
Faster heart rate
Phentermine is one of the most prescribed weight-loss medicines. But it isn't a good choice for people with heart disease, high blood pressure, an overactive thyroid gland or glaucoma. It also isn't for people who are pregnant, may become pregnant or are breastfeeding.
Phentermine is used with a doctor-approved exercise, behavior change, and reduced-calorie diet program to help you lose weight. It is used by certain overweight people, such as those who are obese or have weight-related medical problems. Losing weight and keeping it off can lessen 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.
Any medical weight loss program you use can be combined with others.