Phentermine is a prescription medication used as a short-term adjunctive treatment for weight loss in individuals with obesity or overweight who have certain risk factors, such as high blood pressure, high cholesterol, or diabetes. Phentermine belongs to a class of drugs called sympathomimetic amines, which work by suppressing appetite and increasing energy expenditure. Here’s how phentermine helps with weight loss:
- Appetite Suppression: Phentermine acts as a central nervous system stimulant, specifically targeting areas of the brain that regulate appetite and hunger. By increasing the release of neurotransmitters such as norepinephrine and dopamine, phentermine helps suppress appetite and reduce feelings of hunger, making it easier for individuals to consume fewer calories and adhere to a reduced-calorie diet.
- Increased Energy Expenditure: Phentermine stimulates the release of catecholamines, such as norepinephrine, which activate the body’s “fight or flight” response. This leads to increased energy expenditure, including increased heart rate and metabolic rate, as well as mobilization of stored fat for energy. By increasing energy expenditure, phentermine helps individuals burn more calories, even at rest, contributing to weight loss.
- Enhanced Fat Mobilization: Phentermine promotes the breakdown of stored fat (lipolysis) and inhibits the storage of new fat by blocking the action of enzymes involved in fat synthesis. This leads to the release of fatty acids from adipose tissue into the bloodstream, where they can be used as fuel by the body’s cells. By enhancing fat mobilization and utilization, phentermine aids in the loss of body fat and contributes to overall weight reduction.
- Behavioral Changes: In addition to its physiological effects, phentermine can also lead to behavioral changes that support weight loss, such as increased motivation, decreased food cravings, and improved adherence to dietary and lifestyle recommendations. By helping individuals feel more in control of their eating habits and more motivated to make healthy choices, phentermine can facilitate long-term success in weight management.
- Short-Term Use: Phentermine is typically prescribed for short-term use (usually 12 weeks or less) as part of a comprehensive weight loss program that includes dietary modifications, exercise, and behavioral counseling. While phentermine can be effective in jump-starting weight loss and providing motivation, it is not intended for long-term use due to concerns about tolerance, dependence, and potential side effects.
It’s important to note that phentermine is not a magic bullet for weight loss and is most effective when used as part of a comprehensive approach to weight management that includes lifestyle modifications and behavioral changes. At Reign Health & Wellness we can help you with your weight loss journey, BOOK a consultation.