Several clinical studies have proven that phentermine can boost fat loss. The expected average weight loss with phentermine use is 5% of your initial body weight. Yet, over 12 weeks, it can be as high as 10%. This equates to a weight loss of 10–20 pounds (4.5–9 kg) for a 200 pound (90.7 kg) person ( 8 ).
Consequently, how long can you take phentermine for weight loss?
Most people takephentermine for 3 to 6 weeks; the length of treatment depends on how you respond to the medication. Phentermine can be habit-forming. Do not take a larger dose, take it more often, or take it for a longer period than your doctor tells you to.
In this way, how does phentermine make you lose weight?
Phentermine is a medication used to aid with weight loss. It works by activating your sympathetic (“fight or flight”) nervous system, so it’s called a “sympathomimetic” drug or “stimulant.” Activating your sympathetic nervous system decreases your appetite, and people who take phentermine tend to eat less.
Can you lose weight on phentermine without dieting?
No prescription can replace a healthful diet and exercise. However, drugs, such as phentermine, may help those who struggle to lose weight through diet and exercise alone. Phentermine can boost weight loss in some people, though results can vary from person to person.
What happens if you take 2 phentermine in one day?
Do not take two doses at one time. Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. An overdose of phentermine can be fatal.
How many times can you be prescribed phentermine?
The FDA has approved phentermine hydrochloride USP 8 mg, a low-dose medication for adults with obesity that can be taken up to three times daily, KVK Tech, Inc.
What is the most effective prescription weight loss pill?
Phentermine-Topiramate extended release (Qsymia) is the most effective weight loss drug available to date.
Should you take phentermine on an empty stomach?
Use the medicine exactly as directed. Phentermine is usually taken before breakfast, or 1 to 2 hours after breakfast.
Is phentermine a narcotic?
Phentermine: an appetite-suppressant amphetamine classified as a narcotic in France.
How should I take Phentermine for best results?
How to use Phentermine HCL. Take this medication by mouth as directed by your doctor, usually once a day, 1 hour before breakfast or 1 to 2 hours after breakfast. If needed, your doctor may adjust your dose to take a small dose up to 3 times a day.
Does phentermine show up in a drug test?
Taking phentermine can result in a false positive urine test for amphetamines.
Does phentermine cause hair loss?
Weight loss medications like phentermine can cause hair loss, but the side effect isn’t often listed. This is because dieters who lose their hair are often also nutrient-deficient or may have underlying health conditions contributing to their hair loss.
What diet pill is the same as phentermine?
Bontril (phendimetrazine tartrate) and Adipex (phentermine) are appetite suppressants, used in combination with diet and exercise for the treatment of obesity.
Does phentermine cause mood swings?
Tell your doctor immediately if any of these unlikely but serious side effects occur: fast/irregular/pounding heartbeat, mental/mood changes (e.g., agitation, uncontrolled anger, hallucinations, nervousness), uncontrolled muscle movements, change in sexual ability/interest.