What does phentermine do to the body?
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.
How much weight can you lose taking phentermine?
The average weight loss when taking phentermine is 3% of your initial body weight after 3 months and 5–7% after 6 months. Some people report even more weight loss than this ( 5 , 6 , 9 , 10 ).
What happens if you take phentermine for more than 3 months?
Conclusions: Greater weight loss without increased risk of incident CVD or death was observed in patients using phentermine monotherapy for longer than 3 months. Despite the limitations of the observational design, this study supports the effectiveness and safety of longer-term phentermine use for low-risk individuals.
Does phentermine alter your mood?
This medicine may cause some people to be agitated, irritable, or display other abnormal behaviors. It may also cause some people to have suicidal thoughts and tendencies or to become more depressed. If you or your caregiver notice any of these side effects, tell your doctor right away.
What is the drug name for phentermine?
Phentermine is a sympathomimetic amine with pharmacologic activity similar to the prototype drugs of this class used in obesity, amphetamine (d- and dll-amphetamine). Drugs of this class used in obesity are commonly known as “anorectics” or “anorexigenics.”
What happened to fenfluramine and phentermine?
Fenfluramine was marketed by American Home Products (later known as Wyeth) as Pondimin, but was shown to cause potentially fatal pulmonary hypertension and heart valve problems, which eventually led to its withdrawal and legal damages of over $13 billion. Phentermine was not shown to have harmful effects.
What are the forms and strengths of phentermine?
Dosage Forms and Strengths. Tablets containing 37.5 mg Phentermine hydrochloride (equivalent to 30 mg Phentermine base). Phentermine Hydrochloride Tablets, USP 37.5 mg are white with blue speckles, capsule-shaped tablets, bisected and debossed with “Є” to the left of bisect and “16” to the right of bisect on one side, and plain on the other side.
What does phentermine do to your body?
It stimulates the central nervous system (nerves and brain), which increases your heart rate and blood pressure and decreases your appetite. Phentermine is used together with diet and exercise to treat obesity, especially in people with risk factors such as high blood pressure, high cholesterol, or diabetes.